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v2_ab_letterbox_arm_B_ee4d_cmu_bike18_3_E01_wrong_execution_ab2e235d
wrong_execution
execution_deviation
Get bike tire lever
Get a flathead screwdriver.
Don't use a screwdriver, you'll pinch the tube—get a proper tire lever.
The sharp metal tip of the screwdriver will puncture the inner tube when prying the tire, ruining the repair and causing another flat.
wrong_object
EgoExo4D
ee4d_cmu_bike18_3
Complete the Fix a Flat Tire - Replace a Bike Tube correctly
ego
false
3.167
{ "error_semantics": 4, "error_type_match": 4, "visual_observability": 4, "task_impact": 4, "source_fidelity": 4, "action_timing": 4, "motion_coherence": 4, "visual_quality": 4 }
{ "source": "448x448", "generated": "720x720", "exact_size_match": false, "aspect_preserved": true, "area_ratio": 2.583 }
passed_lean_gates
<source>/resolved_sources/long_video/C_ego_general/EgoExo4D/takes/cmu_bike18_3/frame_aligned_videos/downscaled/448/aria01_214-1.mp4
{ "step_index": 34.065, "want_s": 3.258, "aligned_source_interval": [ 1.258, 3.258 ] }
{ "correct_context": "generation_error/samples/v2_ab_letterbox_arm_B_ee4d_cmu_bike18_3_E01_wrong_execution_ab2e235d/correct_context.mp4", "error_context": "generation_error/samples/v2_ab_letterbox_arm_B_ee4d_cmu_bike18_3_E01_wrong_execution_ab2e235d/error_context.mp4", "correct_clip": "generation_error/samples/v2...
{ "sample_id": "v2_ab_letterbox_arm_B_ee4d_cmu_bike18_3_E01_wrong_execution_ab2e235d", "label": "有问题", "confidence": 0.7, "error_start_s": 0, "error_end_s": 2, "visible_error": "操作者从工具包中拿出了一个一字螺丝刀,而非专业的自行车撬胎棒。", "difference_from_correct": "正确动作应使用塑料撬胎棒以防损坏内胎,而视频2中错误地选择了金属一字螺丝刀。", "physics_check": "通过", ...
{ "source_duration_s": 135.47, "crop_start_s": 0, "crop_end_s": 135.47, "duration_s": 135.47, "source_replacement_start_s": 34.065, "source_replacement_end_s": 37.323, "error_start_s": 34.065, "error_end_s": 37.323, "help_point_s": 34.065, "duration_status": "within_target", "continuity_policy": "...
generation_error
{ "origin": "dataset_v2_context_pairs_full", "publication": "UnifiedProactiveBench/generation_error/v1", "source_manifest_original": "<source>/dataset_v2_context_pairs_full/manifest.jsonl", "source_metadata_original": "<source>/dataset_v2_context_pairs_full/samples/v2_ab_letterbox_arm_B_ee4d_cmu_bike18_3_E01_wr...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_ab_letterbox_arm_B_ee4d_cmu_bike18_3_E01_wrong_execution_ab2e235d/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_ab_letterbox_arm_B_ee4d_cmu_bike18_3_E01_wrong_execution_ab2...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "passes": 2, "reviewer": "cy", "reviewed_at": "2026-08-28T04:53:41.344360+00:00" }
v2_ab_letterbox_arm_B_ee4d_georgiatech_covid_09_10_E01_wrong_execution_27102718
wrong_execution
execution_deviation
Dip the swab into the testing tube
Rub the swab directly onto the sample well of the test cassette.
Wait, you need to mix the swab in the tube's liquid first!
Without the buffer liquid, the sample cannot flow across the test membrane via capillary action, resulting in an invalid test.
wrong_destination
EgoExo4D
ee4d_georgiatech_covid_09_10
Complete the Covid-19 Rapid Antigen Test correctly
ego
false
5
{ "error_semantics": 4, "error_type_match": 4, "visual_observability": 4, "task_impact": 4, "source_fidelity": 4, "action_timing": 3, "motion_coherence": 3, "visual_quality": 3 }
{ "source": "448x448", "generated": "720x720", "exact_size_match": false, "aspect_preserved": true, "area_ratio": 2.583 }
passed_lean_gates
<source>/resolved_sources/long_video/C_ego_general/EgoExo4D/takes/georgiatech_covid_09_10/frame_aligned_videos/downscaled/448/aria01_214-1.mp4
{ "step_index": 135.148, "want_s": 7.482, "aligned_source_interval": [ 4.30215, 7.482 ] }
{ "correct_context": "generation_error/samples/v2_ab_letterbox_arm_B_ee4d_georgiatech_covid_09_10_E01_wrong_execution_27102718/correct_context.mp4", "error_context": "generation_error/samples/v2_ab_letterbox_arm_B_ee4d_georgiatech_covid_09_10_E01_wrong_execution_27102718/error_context.mp4", "correct_clip": "gener...
{ "sample_id": "v2_ab_letterbox_arm_B_ee4d_georgiatech_covid_09_10_E01_wrong_execution_27102718", "label": "有问题", "confidence": 0.75, "error_start_s": 0, "error_end_s": 4, "visible_error": "直接用棉签涂抹测试卡槽,未先浸入试管中。", "difference_from_correct": "正确操作需先将棉签与试管液体混合,视频2直接涂抹卡槽。", "physics_check": "通过", "reason"...
{ "source_duration_s": 276.77, "crop_start_s": 75.148, "crop_end_s": 195.148, "duration_s": 120, "source_replacement_start_s": 135.148, "source_replacement_end_s": 142.63, "error_start_s": 60, "error_end_s": 67.482, "help_point_s": 60, "duration_status": "within_target", "continuity_policy": "120s...
generation_error
{ "origin": "dataset_v2_context_pairs_full", "publication": "UnifiedProactiveBench/generation_error/v1", "source_manifest_original": "<source>/dataset_v2_context_pairs_full/manifest.jsonl", "source_metadata_original": "<source>/dataset_v2_context_pairs_full/samples/v2_ab_letterbox_arm_B_ee4d_georgiatech_covid_0...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_ab_letterbox_arm_B_ee4d_georgiatech_covid_09_10_E01_wrong_execution_27102718/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_ab_letterbox_arm_B_ee4d_georgiatech_covid_09_10_E...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "passes": 2, "reviewer": "cy", "reviewed_at": "2026-08-28T04:59:00.444984+00:00" }
v2_ab_letterbox_arm_B_ee4d_iiith_cooking_05_1_E01_substitution_1645c8a7
substitution
object_or_predicate_swap
Place the skillet or pan or pot on the stove
Place the pot on the counter next to the stove.
You need to put the pot on the stove, not leave it on the counter.
When the stove is turned on in a subsequent step, it will heat an empty burner while the pot on the counter remains cold, preventing the milk tea from brewing.
wrong_destination
EgoExo4D
ee4d_iiith_cooking_05_1
Complete the Making Milk Tea correctly
ego
false
3.542
{ "error_semantics": 4, "error_type_match": 4, "visual_observability": 4, "task_impact": 4, "source_fidelity": 4, "action_timing": 4, "motion_coherence": 4, "visual_quality": 4 }
{ "source": "448x448", "generated": "720x720", "exact_size_match": false, "aspect_preserved": true, "area_ratio": 2.583 }
passed_lean_gates
<source>/resolved_sources/long_video/C_ego_general/EgoExo4D/takes/iiith_cooking_05_1/frame_aligned_videos/downscaled/448/aria01_214-1.mp4
{ "step_index": 62.41, "want_s": 2.374, "aligned_source_interval": [ 0, 2.19595 ] }
{ "correct_context": "generation_error/samples/v2_ab_letterbox_arm_B_ee4d_iiith_cooking_05_1_E01_substitution_1645c8a7/correct_context.mp4", "error_context": "generation_error/samples/v2_ab_letterbox_arm_B_ee4d_iiith_cooking_05_1_E01_substitution_1645c8a7/error_context.mp4", "correct_clip": "generation_error/samp...
{ "sample_id": "v2_ab_letterbox_arm_B_ee4d_iiith_cooking_05_1_E01_substitution_1645c8a7", "label": "有问题", "confidence": 0.8, "error_start_s": 0, "error_end_s": 3.5, "visible_error": "视频2中,红色的奶锅被放置在灶台旁的台面上,而非燃气灶上。", "difference_from_correct": "视频1将奶锅放在灶上,视频2将奶锅放在台面上,导致无法加热。", "physics_check": "通过", "re...
{ "source_duration_s": 236.47, "crop_start_s": 2.41, "crop_end_s": 122.41, "duration_s": 120, "source_replacement_start_s": 62.41, "source_replacement_end_s": 64.784, "error_start_s": 60, "error_end_s": 62.374, "help_point_s": 60, "duration_status": "within_target", "continuity_policy": "120s_even...
generation_error
{ "origin": "dataset_v2_context_pairs_full", "publication": "UnifiedProactiveBench/generation_error/v1", "source_manifest_original": "<source>/dataset_v2_context_pairs_full/manifest.jsonl", "source_metadata_original": "<source>/dataset_v2_context_pairs_full/samples/v2_ab_letterbox_arm_B_ee4d_iiith_cooking_05_1_...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_ab_letterbox_arm_B_ee4d_iiith_cooking_05_1_E01_substitution_1645c8a7/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_ab_letterbox_arm_B_ee4d_iiith_cooking_05_1_E01_substituti...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "passes": 2, "reviewer": "cy", "reviewed_at": "2026-08-28T04:59:06.001095+00:00" }
v2_ab_letterbox_arm_B_ee4d_iiith_cooking_123_6_E01_substitution_3dd88139
substitution
object_or_predicate_swap
Adjust the stove heat
Turn the knob for the adjacent empty burner.
You're turning the wrong knob, that's for the empty burner!
The milk tea boils over or scorches because the heat was not properly reduced, ruining the beverage.
wrong_object
EgoExo4D
ee4d_iiith_cooking_123_6
Complete the Making Milk Tea correctly
ego
false
5.583
{ "error_semantics": 4, "error_type_match": 4, "visual_observability": 4, "task_impact": 4, "source_fidelity": 4, "action_timing": 4, "motion_coherence": 4, "visual_quality": 4 }
{ "source": "448x448", "generated": "720x720", "exact_size_match": false, "aspect_preserved": true, "area_ratio": 2.583 }
passed_lean_gates
<source>/resolved_sources/long_video/C_ego_general/EgoExo4D/takes/iiith_cooking_123_6/frame_aligned_videos/downscaled/448/aria01_214-1.mp4
{ "step_index": 1.575, "want_s": 3.496, "aligned_source_interval": [ 0, 3.496 ] }
{ "correct_context": "generation_error/samples/v2_ab_letterbox_arm_B_ee4d_iiith_cooking_123_6_E01_substitution_3dd88139/correct_context.mp4", "error_context": "generation_error/samples/v2_ab_letterbox_arm_B_ee4d_iiith_cooking_123_6_E01_substitution_3dd88139/error_context.mp4", "correct_clip": "generation_error/sa...
{ "sample_id": "v2_ab_letterbox_arm_B_ee4d_iiith_cooking_123_6_E01_substitution_3dd88139", "label": "有问题", "confidence": 0.95, "error_start_s": 1, "error_end_s": 5, "visible_error": "操作者没有调节放有奶茶锅的左侧炉灶旋钮,而是旋转了右侧空炉灶的旋钮,导致右侧空炉灶起火。", "difference_from_correct": "正确动作中,操作者调节的是放有锅具的左侧炉灶旋钮;而错误动作中,操作者错误地调节了右侧空炉灶的旋...
{ "source_duration_s": 158.27, "crop_start_s": 0, "crop_end_s": 158.27, "duration_s": 158.27, "source_replacement_start_s": 1.575, "source_replacement_end_s": 5.071, "error_start_s": 1.575, "error_end_s": 5.071, "help_point_s": 2.575, "duration_status": "within_target", "continuity_policy": "full_...
generation_error
{ "origin": "dataset_v2_context_pairs_full", "publication": "UnifiedProactiveBench/generation_error/v1", "source_manifest_original": "<source>/dataset_v2_context_pairs_full/manifest.jsonl", "source_metadata_original": "<source>/dataset_v2_context_pairs_full/samples/v2_ab_letterbox_arm_B_ee4d_iiith_cooking_123_6...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_ab_letterbox_arm_B_ee4d_iiith_cooking_123_6_E01_substitution_3dd88139/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_ab_letterbox_arm_B_ee4d_iiith_cooking_123_6_E01_substitu...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "passes": 2, "reviewer": "cy", "reviewed_at": "2026-08-28T04:59:36.892160+00:00" }
v2_ab_letterbox_arm_B_ee4d_iiith_cooking_130_4_E04_wrong_execution_1f079552
wrong_execution
execution_deviation
Lift the lid of a skillet or pan or pot
Lift the entire covered skillet off the burner and set it aside.
Leave the pan on the stove and just take the lid off.
The cooking process halts prematurely because the pan is off the heat, and the next ingredients cannot be added because the lid is still blocking the pan.
off_step
EgoExo4D
ee4d_iiith_cooking_130_4
Complete the Cooking Tomato & Eggs correctly
ego
false
4.083
{ "error_semantics": 4, "error_type_match": 4, "visual_observability": 4, "task_impact": 4, "source_fidelity": 3, "action_timing": 4, "motion_coherence": 4, "visual_quality": 4 }
{ "source": "448x448", "generated": "720x720", "exact_size_match": false, "aspect_preserved": true, "area_ratio": 2.583 }
passed_lean_gates
<source>/resolved_sources/long_video/C_ego_general/EgoExo4D/takes/iiith_cooking_130_4/frame_aligned_videos/downscaled/448/aria01_214-1.mp4
{ "step_index": 312.981, "want_s": 4.136, "aligned_source_interval": [ 1.5510000000000002, 4.136 ] }
{ "correct_context": "generation_error/samples/v2_ab_letterbox_arm_B_ee4d_iiith_cooking_130_4_E04_wrong_execution_1f079552/correct_context.mp4", "error_context": "generation_error/samples/v2_ab_letterbox_arm_B_ee4d_iiith_cooking_130_4_E04_wrong_execution_1f079552/error_context.mp4", "correct_clip": "generation_er...
{ "sample_id": "v2_ab_letterbox_arm_B_ee4d_iiith_cooking_130_4_E04_wrong_execution_1f079552", "label": "有问题", "confidence": 0.7, "error_start_s": 0, "error_end_s": 3, "visible_error": "操作者将整个带盖的平底锅移离炉灶并置于一旁,而非仅取下锅盖。", "difference_from_correct": "视频1仅揭开锅盖,锅仍在炉上;视频2则将整个带盖锅具移走。", "physics_check": "通过", "...
{ "source_duration_s": 347.37, "crop_start_s": 227.37, "crop_end_s": 347.37, "duration_s": 120, "source_replacement_start_s": 312.981, "source_replacement_end_s": 317.117, "error_start_s": 85.611, "error_end_s": 89.747, "help_point_s": 85.611, "duration_status": "within_target", "continuity_policy...
generation_error
{ "origin": "dataset_v2_context_pairs_full", "publication": "UnifiedProactiveBench/generation_error/v1", "source_manifest_original": "<source>/dataset_v2_context_pairs_full/manifest.jsonl", "source_metadata_original": "<source>/dataset_v2_context_pairs_full/samples/v2_ab_letterbox_arm_B_ee4d_iiith_cooking_130_4...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_ab_letterbox_arm_B_ee4d_iiith_cooking_130_4_E04_wrong_execution_1f079552/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_ab_letterbox_arm_B_ee4d_iiith_cooking_130_4_E04_wrong...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "passes": 2, "reviewer": "cy", "reviewed_at": "2026-08-28T04:59:54.107488+00:00" }
v2_ab_letterbox_arm_B_ee4d_iiith_cooking_25_3_E01_wrong_execution_77924fa7
wrong_execution
execution_deviation
Add onion powder to a mixing bowl
Sprinkle the onion powder onto the cutting board instead of into the mixing bowl.
You're sprinkling the powder on the board instead of in the bowl!
The seasoning fails to reach the salad mixture, resulting in an incorrectly flavored dish.
wrong_destination
EgoExo4D
ee4d_iiith_cooking_25_3
Complete the Making Cucumber & Tomato Salad correctly
ego
false
5.208
{ "error_semantics": 4, "error_type_match": 4, "visual_observability": 4, "task_impact": 4, "source_fidelity": 3, "action_timing": 3, "motion_coherence": 3, "visual_quality": 3 }
{ "source": "448x448", "generated": "720x720", "exact_size_match": false, "aspect_preserved": true, "area_ratio": 2.583 }
passed_lean_gates
<source>/resolved_sources/long_video/C_ego_general/EgoExo4D/takes/iiith_cooking_25_3/frame_aligned_videos/downscaled/448/aria01_214-1.mp4
{ "step_index": 84.114, "want_s": 4.306, "aligned_source_interval": [ 0.32294999999999996, 3.55245 ] }
{ "correct_context": "generation_error/samples/v2_ab_letterbox_arm_B_ee4d_iiith_cooking_25_3_E01_wrong_execution_77924fa7/correct_context.mp4", "error_context": "generation_error/samples/v2_ab_letterbox_arm_B_ee4d_iiith_cooking_25_3_E01_wrong_execution_77924fa7/error_context.mp4", "correct_clip": "generation_erro...
{ "sample_id": "v2_ab_letterbox_arm_B_ee4d_iiith_cooking_25_3_E01_wrong_execution_77924fa7", "label": "有问题", "confidence": 0.8, "error_start_s": 1, "error_end_s": 3, "visible_error": "洋葱粉被撒在砧板上而非碗中。", "difference_from_correct": "正确步骤应将粉末加入碗内,错误步骤将其撒在砧板上。", "physics_check": "通过", "reason": "视频2中明显可见调料被...
{ "source_duration_s": 111.8, "crop_start_s": 0, "crop_end_s": 111.8, "duration_s": 111.8, "source_replacement_start_s": 84.114, "source_replacement_end_s": 88.42, "error_start_s": 84.114, "error_end_s": 88.42, "help_point_s": 85.114, "duration_status": "within_target", "continuity_policy": "full_...
generation_error
{ "origin": "dataset_v2_context_pairs_full", "publication": "UnifiedProactiveBench/generation_error/v1", "source_manifest_original": "<source>/dataset_v2_context_pairs_full/manifest.jsonl", "source_metadata_original": "<source>/dataset_v2_context_pairs_full/samples/v2_ab_letterbox_arm_B_ee4d_iiith_cooking_25_3_...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_ab_letterbox_arm_B_ee4d_iiith_cooking_25_3_E01_wrong_execution_77924fa7/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_ab_letterbox_arm_B_ee4d_iiith_cooking_25_3_E01_wrong_e...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "passes": 2, "reviewer": "cy", "reviewed_at": "2026-08-28T05:00:00.951846+00:00" }
v2_ab_letterbox_arm_B_ee4d_sfu_cooking023_6_E01_wrong_execution_4014446b
wrong_execution
execution_deviation
Pour egg mixture into a skillet
Pour the egg mixture down the sink drain.
Stop, don't pour the eggs down the sink!
The eggs are lost down the drain, leaving nothing to scramble.
wrong_destination
EgoExo4D
ee4d_sfu_cooking023_6
Complete the Cooking Scrambled Eggs correctly
ego
false
6.333
{ "error_semantics": 4, "error_type_match": 4, "visual_observability": 4, "task_impact": 4, "source_fidelity": 3, "action_timing": 4, "motion_coherence": 3, "visual_quality": 3 }
{ "source": "448x448", "generated": "720x720", "exact_size_match": false, "aspect_preserved": true, "area_ratio": 2.583 }
passed_lean_gates
<source>/resolved_sources/long_video/C_ego_general/EgoExo4D/takes/sfu_cooking023_6/frame_aligned_videos/downscaled/448/aria01_214-1.mp4
{ "step_index": 48.056, "want_s": 3.949, "aligned_source_interval": [ 0, 3.949 ] }
{ "correct_context": "generation_error/samples/v2_ab_letterbox_arm_B_ee4d_sfu_cooking023_6_E01_wrong_execution_4014446b/correct_context.mp4", "error_context": "generation_error/samples/v2_ab_letterbox_arm_B_ee4d_sfu_cooking023_6_E01_wrong_execution_4014446b/error_context.mp4", "correct_clip": "generation_error/sa...
{ "sample_id": "v2_ab_letterbox_arm_B_ee4d_sfu_cooking023_6_E01_wrong_execution_4014446b", "label": "有问题", "confidence": 0.8, "error_start_s": 1, "error_end_s": 5, "visible_error": "将蛋液倒入水槽而非平底锅。", "difference_from_correct": "正确动作是倒入平底锅,错误动作是倒入水槽。", "physics_check": "通过", "reason": "视频2中将蛋液倒入水槽,属于明显的错...
{ "source_duration_s": 423.7, "crop_start_s": 0, "crop_end_s": 120, "duration_s": 120, "source_replacement_start_s": 48.056, "source_replacement_end_s": 52.005, "error_start_s": 48.056, "error_end_s": 52.005, "help_point_s": 49.056, "duration_status": "within_target", "continuity_policy": "120s_ev...
generation_error
{ "origin": "dataset_v2_context_pairs_full", "publication": "UnifiedProactiveBench/generation_error/v1", "source_manifest_original": "<source>/dataset_v2_context_pairs_full/manifest.jsonl", "source_metadata_original": "<source>/dataset_v2_context_pairs_full/samples/v2_ab_letterbox_arm_B_ee4d_sfu_cooking023_6_E0...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_ab_letterbox_arm_B_ee4d_sfu_cooking023_6_E01_wrong_execution_4014446b/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_ab_letterbox_arm_B_ee4d_sfu_cooking023_6_E01_wrong_execu...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "passes": 2, "reviewer": "cy", "reviewed_at": "2026-08-28T05:00:08.054000+00:00" }
v2_ab_letterbox_arm_B_ee4d_uniandes_cooking_006_4_E01_substitution_02ca90f4
substitution
object_or_predicate_swap
Place water on the stove
Place the milk pitcher on the stove.
Wait, you need to boil the water for the espresso first, not the milk.
The espresso cannot be brewed without boiling water, halting the latte-making process, and the milk might scald on the direct heat.
wrong_object
EgoExo4D
ee4d_uniandes_cooking_006_4
Complete the Making Coffee latte correctly
ego
false
3.5
{ "error_semantics": 4, "error_type_match": 4, "visual_observability": 4, "task_impact": 4, "source_fidelity": 2, "action_timing": 3, "motion_coherence": 3, "visual_quality": 3 }
{ "source": "448x448", "generated": "720x720", "exact_size_match": false, "aspect_preserved": true, "area_ratio": 2.583 }
promoted_after_review
<source>/resolved_sources/long_video/C_ego_general/EgoExo4D/takes/uniandes_cooking_006_4/frame_aligned_videos/downscaled/448/aria01_214-1.mp4
{ "step_index": 92.517, "want_s": 2.167, "aligned_source_interval": [ 0, 2.167 ] }
{ "correct_context": "generation_error/samples/v2_ab_letterbox_arm_B_ee4d_uniandes_cooking_006_4_E01_substitution_02ca90f4/correct_context.mp4", "error_context": "generation_error/samples/v2_ab_letterbox_arm_B_ee4d_uniandes_cooking_006_4_E01_substitution_02ca90f4/error_context.mp4", "correct_clip": "generation_er...
{ "sample_id": "v2_ab_letterbox_arm_B_ee4d_uniandes_cooking_006_4_E01_substitution_02ca90f4", "label": "有问题", "confidence": 0.8, "error_start_s": 0, "error_end_s": 3, "visible_error": "视频2中将装有牛奶的拉花杯直接放在燃气灶上加热,而不是加热水。", "difference_from_correct": "视频1中加热的是水,而视频2中错误地将牛奶杯放在火上加热。", "physics_check": "通过", ...
{ "source_duration_s": 263.27, "crop_start_s": 32.517, "crop_end_s": 152.517, "duration_s": 120, "source_replacement_start_s": 92.517, "source_replacement_end_s": 94.684, "error_start_s": 60, "error_end_s": 62.167, "help_point_s": 60, "duration_status": "within_target", "continuity_policy": "120s_...
generation_error
{ "origin": "dataset_v2_context_pairs_full", "publication": "UnifiedProactiveBench/generation_error/v1", "source_manifest_original": "<source>/dataset_v2_context_pairs_full/manifest.jsonl", "source_metadata_original": "<source>/dataset_v2_context_pairs_full/samples/v2_ab_letterbox_arm_B_ee4d_uniandes_cooking_00...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_ab_letterbox_arm_B_ee4d_uniandes_cooking_006_4_E01_substitution_02ca90f4/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_ab_letterbox_arm_B_ee4d_uniandes_cooking_006_4_E01_su...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "passes": 2, "reviewer": "cy", "reviewed_at": "2026-08-28T05:00:21.818604+00:00" }
v2_ab_prompt_arm_A_ee4d_uniandes_cooking_005_6_E01_substitution_77041708
substitution
object_or_predicate_swap
Get a cup or mug
Get a small espresso cup.
You'll need a bigger mug for a latte, that espresso cup is too small.
The vessel's capacity is too small for the intended drink, preventing the addition of the required amount of steamed milk.
wrong_object
EgoExo4D
ee4d_uniandes_cooking_005_6
Complete the Making Coffee latte correctly
ego
false
3.167
{ "error_semantics": 4, "error_type_match": 4, "visual_observability": 4, "task_impact": 4, "source_fidelity": 4, "action_timing": 3, "motion_coherence": 4, "visual_quality": 4 }
{ "source": "448x448", "generated": "720x720", "exact_size_match": false, "aspect_preserved": true, "area_ratio": 2.583 }
passed_lean_gates
<source>/resolved_sources/long_video/C_ego_general/EgoExo4D/takes/uniandes_cooking_005_6/frame_aligned_videos/downscaled/448/aria01_214-1.mp4
{ "step_index": 85.939, "want_s": 4.817, "aligned_source_interval": [ 2.769775, 4.817 ] }
{ "correct_context": "generation_error/samples/v2_ab_prompt_arm_A_ee4d_uniandes_cooking_005_6_E01_substitution_77041708/correct_context.mp4", "error_context": "generation_error/samples/v2_ab_prompt_arm_A_ee4d_uniandes_cooking_005_6_E01_substitution_77041708/error_context.mp4", "correct_clip": "generation_error/sa...
{ "sample_id": "v2_ab_prompt_arm_A_ee4d_uniandes_cooking_005_6_E01_substitution_77041708", "label": "有问题", "confidence": 0.9, "error_start_s": 0, "error_end_s": 1.5, "visible_error": "视频2中,操作者拿取并使用了一个小的浓缩咖啡杯,而不是像视频1中那样拿取一个适合做拿铁的大马克杯。", "difference_from_correct": "视频1中操作者拿取的是一个白色的大马克杯;而视频2中操作者拿取并使用的是一个非常小的...
{ "source_duration_s": 321.17, "crop_start_s": 25.939, "crop_end_s": 145.939, "duration_s": 120, "source_replacement_start_s": 85.939, "source_replacement_end_s": 90.756, "error_start_s": 60, "error_end_s": 64.817, "help_point_s": 60, "duration_status": "within_target", "continuity_policy": "120s_...
generation_error
{ "origin": "dataset_v2_context_pairs_full", "publication": "UnifiedProactiveBench/generation_error/v1", "source_manifest_original": "<source>/dataset_v2_context_pairs_full/manifest.jsonl", "source_metadata_original": "<source>/dataset_v2_context_pairs_full/samples/v2_ab_prompt_arm_A_ee4d_uniandes_cooking_005_6...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_ab_prompt_arm_A_ee4d_uniandes_cooking_005_6_E01_substitution_77041708/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_ab_prompt_arm_A_ee4d_uniandes_cooking_005_6_E01_substitu...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "passes": 2, "reviewer": "cy", "reviewed_at": "2026-08-28T05:00:39.470783+00:00" }
v2_ab_prompt_arm_B_ee4d_iiith_cooking_43_3_E03_substitution_e7a4778b
substitution
object_or_predicate_swap
Wipe hands
Wipe hands with the wet dish sponge.
Don't use the dish sponge on your hands, grab the towel!
Soap or bacteria from the sponge contaminates the hands, which then handle the raw salad ingredients, making the salad inedible or unsafe.
wrong_state
EgoExo4D
ee4d_iiith_cooking_43_3
Complete the Making Cucumber & Tomato Salad correctly
ego
false
3.25
{ "error_semantics": 4, "error_type_match": 4, "visual_observability": 4, "task_impact": 4, "source_fidelity": 4, "action_timing": 4, "motion_coherence": 4, "visual_quality": 4 }
{ "source": "448x448", "generated": "720x720", "exact_size_match": false, "aspect_preserved": true, "area_ratio": 2.583 }
passed_lean_gates
<source>/resolved_sources/long_video/C_ego_general/EgoExo4D/takes/iiith_cooking_43_3/frame_aligned_videos/downscaled/448/aria01_214-1.mp4
{ "step_index": 80.407, "want_s": 2.178, "aligned_source_interval": [ 0, 2.01465 ] }
{ "correct_context": "generation_error/samples/v2_ab_prompt_arm_B_ee4d_iiith_cooking_43_3_E03_substitution_e7a4778b/correct_context.mp4", "error_context": "generation_error/samples/v2_ab_prompt_arm_B_ee4d_iiith_cooking_43_3_E03_substitution_e7a4778b/error_context.mp4", "correct_clip": "generation_error/samples/v2...
{ "sample_id": "v2_ab_prompt_arm_B_ee4d_iiith_cooking_43_3_E03_substitution_e7a4778b", "label": "有问题", "confidence": 0.95, "error_start_s": 0, "error_end_s": 2, "visible_error": "视频2中,人使用黄绿色的洗碗海绵来擦手,而不是使用旁边的格子抹布。", "difference_from_correct": "视频1中,人使用格子抹布擦手;而视频2中,人错误地使用洗碗海绵擦手。", "physics_check": "通过", ...
{ "source_duration_s": 120.67, "crop_start_s": 0, "crop_end_s": 120.67, "duration_s": 120.67, "source_replacement_start_s": 80.407, "source_replacement_end_s": 82.585, "error_start_s": 80.407, "error_end_s": 82.585, "help_point_s": 80.407, "duration_status": "within_target", "continuity_policy": "...
generation_error
{ "origin": "dataset_v2_context_pairs_full", "publication": "UnifiedProactiveBench/generation_error/v1", "source_manifest_original": "<source>/dataset_v2_context_pairs_full/manifest.jsonl", "source_metadata_original": "<source>/dataset_v2_context_pairs_full/samples/v2_ab_prompt_arm_B_ee4d_iiith_cooking_43_3_E03...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_ab_prompt_arm_B_ee4d_iiith_cooking_43_3_E03_substitution_e7a4778b/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_ab_prompt_arm_B_ee4d_iiith_cooking_43_3_E03_substitution_e7a...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "passes": 2, "reviewer": "cy", "reviewed_at": "2026-08-28T05:00:44.700578+00:00" }
v2_ab_prompt_arm_B_ee4d_upenn_0714_Cooking_1_4_E01_wrong_execution_f2337413
wrong_execution
execution_deviation
Throw out trash or waste
Sweep the unused ginger root into the trash bin.
Watch out, you're throwing away the good ginger!
The usable ginger is lost in the trash, meaning it cannot be used for the rest of the recipe or future meals.
wrong_object
EgoExo4D
ee4d_upenn_0714_Cooking_1_4
Complete the Making Sesame-Ginger Asian Salad correctly
ego
false
4.333
{ "error_semantics": 4, "error_type_match": 4, "visual_observability": 4, "task_impact": 4, "source_fidelity": 3, "action_timing": 4, "motion_coherence": 4, "visual_quality": 4 }
{ "source": "448x448", "generated": "720x720", "exact_size_match": false, "aspect_preserved": true, "area_ratio": 2.583 }
passed_lean_gates
<source>/resolved_sources/long_video/C_ego_general/EgoExo4D/takes/upenn_0714_Cooking_1_4/frame_aligned_videos/downscaled/448/aria01_214-1.mp4
{ "step_index": 309.966, "want_s": 4.38, "aligned_source_interval": [ 1.6425, 4.38 ] }
{ "correct_context": "generation_error/samples/v2_ab_prompt_arm_B_ee4d_upenn_0714_Cooking_1_4_E01_wrong_execution_f2337413/correct_context.mp4", "error_context": "generation_error/samples/v2_ab_prompt_arm_B_ee4d_upenn_0714_Cooking_1_4_E01_wrong_execution_f2337413/error_context.mp4", "correct_clip": "generation_er...
{ "sample_id": "v2_ab_prompt_arm_B_ee4d_upenn_0714_Cooking_1_4_E01_wrong_execution_f2337413", "label": "有问题", "confidence": 0.7, "error_start_s": 1, "error_end_s": 3, "visible_error": "操作者将装有完好生姜的粉色塑料袋直接扔进垃圾桶。", "difference_from_correct": "正确视频中仅丢弃了厨余垃圾,而错误视频中丢弃了完好且可用的生姜。", "physics_check": "通过", "rea...
{ "source_duration_s": 653.77, "crop_start_s": 249.966, "crop_end_s": 369.966, "duration_s": 120, "source_replacement_start_s": 309.966, "source_replacement_end_s": 314.346, "error_start_s": 60, "error_end_s": 64.38, "help_point_s": 61, "duration_status": "within_target", "continuity_policy": "120...
generation_error
{ "origin": "dataset_v2_context_pairs_full", "publication": "UnifiedProactiveBench/generation_error/v1", "source_manifest_original": "<source>/dataset_v2_context_pairs_full/manifest.jsonl", "source_metadata_original": "<source>/dataset_v2_context_pairs_full/samples/v2_ab_prompt_arm_B_ee4d_upenn_0714_Cooking_1_4...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_ab_prompt_arm_B_ee4d_upenn_0714_Cooking_1_4_E01_wrong_execution_f2337413/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_ab_prompt_arm_B_ee4d_upenn_0714_Cooking_1_4_E01_wrong...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "passes": 2, "reviewer": "cy", "reviewed_at": "2026-08-28T05:00:52.894287+00:00" }
v2_dataset_v2_batch3_autoann_A_auto_eel_bee93bfc_E01_substitution_57e08103
substitution
object_or_predicate_swap
Wash the metal bowl with water
Wipe the metal bowl with a dry paper towel.
You need to actually wash that bowl with water, not just wipe it.
Cross-contamination or ruined texture in the next step because the bowl wasn't properly cleaned.
wrong_state
autoann
auto_eel_bee93bfc
Complete the laboratory or kitchen task correctly
unspecified
false
5.667
{ "error_semantics": 4, "error_type_match": 4, "visual_observability": 4, "task_impact": 4, "source_fidelity": 4, "action_timing": 4, "motion_coherence": 4, "visual_quality": 4 }
{ "source": "1088x1080", "generated": "724x720", "exact_size_match": false, "aspect_preserved": true, "area_ratio": 0.444 }
passed_lean_gates
<source>/resolved_sources/long_video/C_ego_general/EgoExoLearn/bee93bfc-ac78-11ee-819f-80615f12b59e.mp4
{ "step_index": 121.55, "want_s": 6.75, "aligned_source_interval": [ 0, 6.24375 ] }
{ "correct_context": "generation_error/samples/v2_dataset_v2_batch3_autoann_A_auto_eel_bee93bfc_E01_substitution_57e08103/correct_context.mp4", "error_context": "generation_error/samples/v2_dataset_v2_batch3_autoann_A_auto_eel_bee93bfc_E01_substitution_57e08103/error_context.mp4", "correct_clip": "generation_erro...
{ "sample_id": "v2_dataset_v2_batch3_autoann_A_auto_eel_bee93bfc_E01_substitution_57e08103", "label": "有问题", "confidence": 1, "error_start_s": 0, "error_end_s": 5, "visible_error": "视频2中,操作人员使用干纸巾擦拭金属碗,而不是像视频1中那样用清水冲洗金属碗。", "difference_from_correct": "视频1中,操作人员在水龙头下用清水冲洗并清洗金属碗;而视频2中,操作人员仅用干纸巾擦拭金属碗,没有用水清洗。...
{ "source_duration_s": 665.6, "crop_start_s": 61.55, "crop_end_s": 181.55, "duration_s": 120, "source_replacement_start_s": 121.55, "source_replacement_end_s": 128.3, "error_start_s": 60, "error_end_s": 66.75, "help_point_s": 60, "duration_status": "within_target", "continuity_policy": "120s_event...
generation_error
{ "origin": "dataset_v2_context_pairs_full", "publication": "UnifiedProactiveBench/generation_error/v1", "source_manifest_original": "<source>/dataset_v2_context_pairs_full/manifest.jsonl", "source_metadata_original": "<source>/dataset_v2_context_pairs_full/samples/v2_dataset_v2_batch3_autoann_A_auto_eel_bee93b...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_autoann_A_auto_eel_bee93bfc_E01_substitution_57e08103/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_autoann_A_auto_eel_bee93bfc_E01_subs...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "passes": 2, "reviewer": "cy", "reviewed_at": "2026-08-28T05:11:33.703112+00:00" }
v2_dataset_v2_batch3_autoann_A_auto_eel_bee93bfc_E03_wrong_execution_4f016a34
wrong_execution
execution_deviation
Pour water from the bowl into the wok
Pour oil from the bowl into the wok.
Wait, that's the oil, you need to pour the water in!
Adding oil instead of water alters the cooking process, which will ruin the intended texture, flavor, and outcome of the recipe.
wrong_object
autoann
auto_eel_bee93bfc
Complete the laboratory or kitchen task correctly
unspecified
false
3.958
{ "error_semantics": 4, "error_type_match": 4, "visual_observability": 4, "task_impact": 4, "source_fidelity": 3, "action_timing": 4, "motion_coherence": 4, "visual_quality": 4 }
{ "source": "1088x1080", "generated": "724x720", "exact_size_match": false, "aspect_preserved": true, "area_ratio": 0.444 }
passed_lean_gates
<source>/resolved_sources/long_video/C_ego_general/EgoExoLearn/bee93bfc-ac78-11ee-819f-80615f12b59e.mp4
{ "step_index": 345.7, "want_s": 2.5, "aligned_source_interval": [ 0, 2.5 ] }
{ "correct_context": "generation_error/samples/v2_dataset_v2_batch3_autoann_A_auto_eel_bee93bfc_E03_wrong_execution_4f016a34/correct_context.mp4", "error_context": "generation_error/samples/v2_dataset_v2_batch3_autoann_A_auto_eel_bee93bfc_E03_wrong_execution_4f016a34/error_context.mp4", "correct_clip": "generatio...
{ "sample_id": "v2_dataset_v2_batch3_autoann_A_auto_eel_bee93bfc_E03_wrong_execution_4f016a34", "label": "有问题", "confidence": 0.75, "error_start_s": 0, "error_end_s": 3, "visible_error": "视频2中向锅内倒入的是黄色液体(疑似蛋液或油),而非清水。", "difference_from_correct": "视频1中准备倒入的是清水,而视频2中错误地倒入黄色液体,不符合正确步骤。", "physics_check": ...
{ "source_duration_s": 665.6, "crop_start_s": 285.7, "crop_end_s": 405.7, "duration_s": 120, "source_replacement_start_s": 345.7, "source_replacement_end_s": 348.2, "error_start_s": 60, "error_end_s": 62.5, "help_point_s": 60, "duration_status": "within_target", "continuity_policy": "120s_event_ce...
generation_error
{ "origin": "dataset_v2_context_pairs_full", "publication": "UnifiedProactiveBench/generation_error/v1", "source_manifest_original": "<source>/dataset_v2_context_pairs_full/manifest.jsonl", "source_metadata_original": "<source>/dataset_v2_context_pairs_full/samples/v2_dataset_v2_batch3_autoann_A_auto_eel_bee93b...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_autoann_A_auto_eel_bee93bfc_E03_wrong_execution_4f016a34/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_autoann_A_auto_eel_bee93bfc_E03_w...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "passes": 2, "reviewer": "cy", "reviewed_at": "2026-08-28T05:13:07.419864+00:00" }
v2_dataset_v2_batch3_autoann_A_auto_eel_bee94084_E02_substitution_24218dc3
substitution
object_or_predicate_swap
Cut the peeled garlic into small pieces on the cutting board
Cut the unpeeled garlic clove into small pieces on the cutting board.
Wait, you need to peel that clove before you chop it!
Inedible garlic skin is incorporated into the prepped ingredients, which will ruin the texture and mouthfeel of the final dish.
wrong_object
autoann
auto_eel_bee94084
Complete the laboratory or kitchen task correctly
unspecified
false
9.833
{ "error_semantics": 4, "error_type_match": 4, "visual_observability": 4, "task_impact": 4, "source_fidelity": 4, "action_timing": 3, "motion_coherence": 3, "visual_quality": 3 }
{ "source": "1088x1080", "generated": "724x720", "exact_size_match": false, "aspect_preserved": true, "area_ratio": 0.444 }
passed_lean_gates
<source>/resolved_sources/long_video/C_ego_general/EgoExoLearn/bee94084-ac78-11ee-819f-80615f12b59e.mp4
{ "step_index": 573.1, "want_s": 14.5, "aligned_source_interval": [ 0, 14.5 ] }
{ "correct_context": "generation_error/samples/v2_dataset_v2_batch3_autoann_A_auto_eel_bee94084_E02_substitution_24218dc3/correct_context.mp4", "error_context": "generation_error/samples/v2_dataset_v2_batch3_autoann_A_auto_eel_bee94084_E02_substitution_24218dc3/error_context.mp4", "correct_clip": "generation_erro...
{ "sample_id": "v2_dataset_v2_batch3_autoann_A_auto_eel_bee94084_E02_substitution_24218dc3", "label": "有问题", "confidence": 0.8, "error_start_s": 1, "error_end_s": 8, "visible_error": "操作者直接切未剥皮的整头大蒜,导致蒜皮混入其中。", "difference_from_correct": "视频1切的是已剥皮的干净蒜瓣,视频2切的是带皮的整蒜。", "physics_check": "通过", "reason": ...
{ "source_duration_s": 1043.36, "crop_start_s": 513.1, "crop_end_s": 633.1, "duration_s": 120, "source_replacement_start_s": 573.1, "source_replacement_end_s": 587.6, "error_start_s": 60, "error_end_s": 74.5, "help_point_s": 61, "duration_status": "within_target", "continuity_policy": "120s_event_...
generation_error
{ "origin": "dataset_v2_context_pairs_full", "publication": "UnifiedProactiveBench/generation_error/v1", "source_manifest_original": "<source>/dataset_v2_context_pairs_full/manifest.jsonl", "source_metadata_original": "<source>/dataset_v2_context_pairs_full/samples/v2_dataset_v2_batch3_autoann_A_auto_eel_bee940...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_autoann_A_auto_eel_bee94084_E02_substitution_24218dc3/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_autoann_A_auto_eel_bee94084_E02_subs...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "passes": 2, "reviewer": "cy", "reviewed_at": "2026-08-28T05:13:14.889065+00:00" }
v2_dataset_v2_batch3_autoann_A_auto_eel_bee94084_E02_wrong_execution_6a9c60c8
wrong_execution
execution_deviation
Cut the peeled garlic into small pieces on the cutting board
Cut the ginger into small pieces on the countertop.
That's the ginger, not the garlic, and you shouldn't cut directly on the counter!
The dish will have the wrong flavor profile because ginger is added instead of garlic, and the countertop may be damaged or contaminated.
wrong_object
autoann
auto_eel_bee94084
Complete the laboratory or kitchen task correctly
unspecified
false
7.333
{ "error_semantics": 4, "error_type_match": 4, "visual_observability": 4, "task_impact": 4, "source_fidelity": 2, "action_timing": 4, "motion_coherence": 3, "visual_quality": 3 }
{ "source": "1088x1080", "generated": "724x720", "exact_size_match": false, "aspect_preserved": true, "area_ratio": 0.444 }
promoted_after_review
<source>/resolved_sources/long_video/C_ego_general/EgoExoLearn/bee94084-ac78-11ee-819f-80615f12b59e.mp4
{ "step_index": 573.1, "want_s": 14.5, "aligned_source_interval": [ 0, 13.4125 ] }
{ "correct_context": "generation_error/samples/v2_dataset_v2_batch3_autoann_A_auto_eel_bee94084_E02_wrong_execution_6a9c60c8/correct_context.mp4", "error_context": "generation_error/samples/v2_dataset_v2_batch3_autoann_A_auto_eel_bee94084_E02_wrong_execution_6a9c60c8/error_context.mp4", "correct_clip": "generatio...
{ "sample_id": "v2_dataset_v2_batch3_autoann_A_auto_eel_bee94084_E02_wrong_execution_6a9c60c8", "label": "有问题", "confidence": 0.8, "error_start_s": 0, "error_end_s": 6, "visible_error": "操作者在白色台面上直接切生姜,而不是在砧板上切大蒜。", "difference_from_correct": "正确步骤是在砧板上切碎大蒜,错误步骤是直接在台面上切生姜。", "physics_check": "通过", "re...
{ "source_duration_s": 1043.36, "crop_start_s": 513.1, "crop_end_s": 633.1, "duration_s": 120, "source_replacement_start_s": 573.1, "source_replacement_end_s": 587.6, "error_start_s": 60, "error_end_s": 74.5, "help_point_s": 60, "duration_status": "within_target", "continuity_policy": "120s_event_...
generation_error
{ "origin": "dataset_v2_context_pairs_full", "publication": "UnifiedProactiveBench/generation_error/v1", "source_manifest_original": "<source>/dataset_v2_context_pairs_full/manifest.jsonl", "source_metadata_original": "<source>/dataset_v2_context_pairs_full/samples/v2_dataset_v2_batch3_autoann_A_auto_eel_bee940...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_autoann_A_auto_eel_bee94084_E02_wrong_execution_6a9c60c8/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_autoann_A_auto_eel_bee94084_E02_w...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "passes": 2, "reviewer": "cy", "reviewed_at": "2026-08-28T05:13:26.912896+00:00" }
v2_dataset_v2_batch3_autoann_A_auto_eel_bee94138_E02_wrong_execution_096cfcca
wrong_execution
execution_deviation
Hold the leek and cut off its root
Hold the leek and cut off its green top.
Wait, you need to cut off the root end first!
If the root is not removed, dirt and the tough root base will end up in the chopped leek.
wrong_state
autoann
auto_eel_bee94138
Complete the laboratory or kitchen task correctly
unspecified
false
9
{ "error_semantics": 4, "error_type_match": 4, "visual_observability": 4, "task_impact": 4, "source_fidelity": 4, "action_timing": 3, "motion_coherence": 4, "visual_quality": 4 }
{ "source": "1088x1080", "generated": "724x720", "exact_size_match": false, "aspect_preserved": true, "area_ratio": 0.444 }
passed_lean_gates
<source>/resolved_sources/long_video/C_ego_general/EgoExoLearn/bee94138-ac78-11ee-819f-80615f12b59e.mp4
{ "step_index": 168.55, "want_s": 5.75, "aligned_source_interval": [ 0, 5.75 ] }
{ "correct_context": "generation_error/samples/v2_dataset_v2_batch3_autoann_A_auto_eel_bee94138_E02_wrong_execution_096cfcca/correct_context.mp4", "error_context": "generation_error/samples/v2_dataset_v2_batch3_autoann_A_auto_eel_bee94138_E02_wrong_execution_096cfcca/error_context.mp4", "correct_clip": "generatio...
{ "sample_id": "v2_dataset_v2_batch3_autoann_A_auto_eel_bee94138_E02_wrong_execution_096cfcca", "label": "有问题", "confidence": 0.75, "error_start_s": 2, "error_end_s": 6, "visible_error": "操作者切断了大葱的绿色叶梢部分,而非切除根部。", "difference_from_correct": "正确动作应切除大葱根部,视频2中却切掉了绿色的叶子顶部。", "physics_check": "通过", "reaso...
{ "source_duration_s": 698.56, "crop_start_s": 108.55, "crop_end_s": 228.55, "duration_s": 120, "source_replacement_start_s": 168.55, "source_replacement_end_s": 174.3, "error_start_s": 60, "error_end_s": 65.75, "help_point_s": 62, "duration_status": "within_target", "continuity_policy": "120s_eve...
generation_error
{ "origin": "dataset_v2_context_pairs_full", "publication": "UnifiedProactiveBench/generation_error/v1", "source_manifest_original": "<source>/dataset_v2_context_pairs_full/manifest.jsonl", "source_metadata_original": "<source>/dataset_v2_context_pairs_full/samples/v2_dataset_v2_batch3_autoann_A_auto_eel_bee941...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_autoann_A_auto_eel_bee94138_E02_wrong_execution_096cfcca/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_autoann_A_auto_eel_bee94138_E02_w...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "passes": 2, "reviewer": "cy", "reviewed_at": "2026-08-28T05:13:44.287007+00:00" }
v2_dataset_v2_batch3_autoann_A_auto_eel_bee9434a_E03_wrong_execution_98b28c65
wrong_execution
execution_deviation
Pour chicken essence seasoning into the pan
Pour salt into the pan.
Wait, you're adding salt, not the chicken essence!
Adding the wrong seasoning ruins the intended taste and balance of the recipe.
wrong_object
autoann
auto_eel_bee9434a
Complete the laboratory or kitchen task correctly
unspecified
false
6.458
{ "error_semantics": 3, "error_type_match": 4, "visual_observability": 4, "task_impact": 4, "source_fidelity": 2, "action_timing": 3, "motion_coherence": 3, "visual_quality": 3 }
{ "source": "1088x1080", "generated": "724x720", "exact_size_match": false, "aspect_preserved": true, "area_ratio": 0.444 }
promoted_after_review
<source>/resolved_sources/long_video/C_ego_general/EgoExoLearn/bee9434a-ac78-11ee-819f-80615f12b59e.mp4
{ "step_index": 570.5, "want_s": 4.75, "aligned_source_interval": [ 0.35624999999999996, 4.39375 ] }
{ "correct_context": "generation_error/samples/v2_dataset_v2_batch3_autoann_A_auto_eel_bee9434a_E03_wrong_execution_98b28c65/correct_context.mp4", "error_context": "generation_error/samples/v2_dataset_v2_batch3_autoann_A_auto_eel_bee9434a_E03_wrong_execution_98b28c65/error_context.mp4", "correct_clip": "generatio...
{ "sample_id": "v2_dataset_v2_batch3_autoann_A_auto_eel_bee9434a_E03_wrong_execution_98b28c65", "label": "有问题", "confidence": 0.7, "error_start_s": 0, "error_end_s": 5, "visible_error": "视频2中向锅中倒入的是大量食盐,而非鸡精调味品。", "difference_from_correct": "视频1倒入黄色袋装鸡精,视频2倒入白色瓶装食盐。", "physics_check": "通过", "reason": ...
{ "source_duration_s": 647.48, "crop_start_s": 510.5, "crop_end_s": 630.5, "duration_s": 120, "source_replacement_start_s": 570.5, "source_replacement_end_s": 575.25, "error_start_s": 60, "error_end_s": 64.75, "help_point_s": 60, "duration_status": "within_target", "continuity_policy": "120s_event...
generation_error
{ "origin": "dataset_v2_context_pairs_full", "publication": "UnifiedProactiveBench/generation_error/v1", "source_manifest_original": "<source>/dataset_v2_context_pairs_full/manifest.jsonl", "source_metadata_original": "<source>/dataset_v2_context_pairs_full/samples/v2_dataset_v2_batch3_autoann_A_auto_eel_bee943...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_autoann_A_auto_eel_bee9434a_E03_wrong_execution_98b28c65/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_autoann_A_auto_eel_bee9434a_E03_w...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "passes": 2, "reviewer": "cy", "reviewed_at": "2026-08-28T05:20:37.892673+00:00" }
v2_dataset_v2_batch3_autoann_A_auto_eel_bee9444e_E02_wrong_execution_987aa322
wrong_execution
execution_deviation
Pour some vinegar from the bottle into the wok
Pour some vinegar from the bottle into the small prep bowl next to the wok.
Wait, pour the vinegar directly into the wok, not into that bowl!
The recipe fails because a key flavoring ingredient is missing from the main dish during the cooking process.
wrong_destination
autoann
auto_eel_bee9444e
Complete the laboratory or kitchen task correctly
unspecified
false
3.167
{ "error_semantics": 4, "error_type_match": 4, "visual_observability": 4, "task_impact": 4, "source_fidelity": 4, "action_timing": 4, "motion_coherence": 4, "visual_quality": 4 }
{ "source": "1088x1080", "generated": "724x720", "exact_size_match": false, "aspect_preserved": true, "area_ratio": 0.444 }
passed_lean_gates
<source>/resolved_sources/long_video/C_ego_general/EgoExoLearn/bee9444e-ac78-11ee-819f-80615f12b59e.mp4
{ "step_index": 757.75, "want_s": 2.25, "aligned_source_interval": [ 0.25, 2.25 ] }
{ "correct_context": "generation_error/samples/v2_dataset_v2_batch3_autoann_A_auto_eel_bee9444e_E02_wrong_execution_987aa322/correct_context.mp4", "error_context": "generation_error/samples/v2_dataset_v2_batch3_autoann_A_auto_eel_bee9444e_E02_wrong_execution_987aa322/error_context.mp4", "correct_clip": "generatio...
{ "sample_id": "v2_dataset_v2_batch3_autoann_A_auto_eel_bee9444e_E02_wrong_execution_987aa322", "label": "有问题", "confidence": 0.7, "error_start_s": 0, "error_end_s": 2, "visible_error": "将调味汁倒入炒锅旁的金属小碗中,而非直接倒入炒锅内。", "difference_from_correct": "正确动作是将调料直接倒入炒锅,错误动作则是倒入旁边的备用小碗中。", "physics_check": "通过", ...
{ "source_duration_s": 876.92, "crop_start_s": 697.75, "crop_end_s": 817.75, "duration_s": 120, "source_replacement_start_s": 757.75, "source_replacement_end_s": 760, "error_start_s": 60, "error_end_s": 62.25, "help_point_s": 60, "duration_status": "within_target", "continuity_policy": "120s_event...
generation_error
{ "origin": "dataset_v2_context_pairs_full", "publication": "UnifiedProactiveBench/generation_error/v1", "source_manifest_original": "<source>/dataset_v2_context_pairs_full/manifest.jsonl", "source_metadata_original": "<source>/dataset_v2_context_pairs_full/samples/v2_dataset_v2_batch3_autoann_A_auto_eel_bee944...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_autoann_A_auto_eel_bee9444e_E02_wrong_execution_987aa322/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_autoann_A_auto_eel_bee9444e_E02_w...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "passes": 2, "reviewer": "cy", "reviewed_at": "2026-08-28T05:21:00.200571+00:00" }
v2_dataset_v2_batch3_autoann_A_auto_eel_bee9470a_E01_substitution_fe2a08d7
substitution
object_or_predicate_swap
Use a piece of fat to wipe the wok
Use a piece of lean meat to wipe the wok.
That's the lean meat, you need the fat to oil the wok!
Without the rendered fat, the wok lacks a non-stick coating, causing subsequent ingredients to stick and burn.
wrong_object
autoann
auto_eel_bee9470a
Complete the laboratory or kitchen task correctly
unspecified
false
4.792
{ "error_semantics": 4, "error_type_match": 4, "visual_observability": 4, "task_impact": 4, "source_fidelity": 4, "action_timing": 4, "motion_coherence": 4, "visual_quality": 4 }
{ "source": "1088x1080", "generated": "724x720", "exact_size_match": false, "aspect_preserved": true, "area_ratio": 0.444 }
passed_lean_gates
<source>/resolved_sources/long_video/C_ego_general/EgoExoLearn/bee9470a-ac78-11ee-819f-80615f12b59e.mp4
{ "step_index": 211.15, "want_s": 3, "aligned_source_interval": [ 0, 3 ] }
{ "correct_context": "generation_error/samples/v2_dataset_v2_batch3_autoann_A_auto_eel_bee9470a_E01_substitution_fe2a08d7/correct_context.mp4", "error_context": "generation_error/samples/v2_dataset_v2_batch3_autoann_A_auto_eel_bee9470a_E01_substitution_fe2a08d7/error_context.mp4", "correct_clip": "generation_erro...
{ "sample_id": "v2_dataset_v2_batch3_autoann_A_auto_eel_bee9470a_E01_substitution_fe2a08d7", "label": "有问题", "confidence": 0.95, "error_start_s": 0, "error_end_s": 4, "visible_error": "在视频2中,操作者使用了一大块红色的瘦肉(牛排)来擦拭锅底,而不是像视频1中那样使用一块肥肉。", "difference_from_correct": "视频1中使用的是一小块白色的肥肉来润锅,而视频2中错误地使用了一整块红色的瘦肉。", ...
{ "source_duration_s": 965.84, "crop_start_s": 151.15, "crop_end_s": 271.15, "duration_s": 120, "source_replacement_start_s": 211.15, "source_replacement_end_s": 214.15, "error_start_s": 60, "error_end_s": 63, "help_point_s": 60, "duration_status": "within_target", "continuity_policy": "120s_event...
generation_error
{ "origin": "dataset_v2_context_pairs_full", "publication": "UnifiedProactiveBench/generation_error/v1", "source_manifest_original": "<source>/dataset_v2_context_pairs_full/manifest.jsonl", "source_metadata_original": "<source>/dataset_v2_context_pairs_full/samples/v2_dataset_v2_batch3_autoann_A_auto_eel_bee947...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_autoann_A_auto_eel_bee9470a_E01_substitution_fe2a08d7/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_autoann_A_auto_eel_bee9470a_E01_subs...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "passes": 2, "reviewer": "cy", "reviewed_at": "2026-08-28T05:21:08.796780+00:00" }
v2_dataset_v2_batch3_autoann_A_auto_eel_bee94ac0_E01_substitution_2d6129ce
substitution
object_or_predicate_swap
Wash the peeled garlic cloves under the faucet
Wash the peeled garlic cloves with dish soap under the faucet.
Don't use dish soap on the food!
The ingredient is ruined by the soap, making the resulting dish taste like detergent and rendering it unsafe to eat.
wrong_state
autoann
auto_eel_bee94ac0
Complete the laboratory or kitchen task correctly
unspecified
false
3.167
{ "error_semantics": 4, "error_type_match": 4, "visual_observability": 4, "task_impact": 4, "source_fidelity": 4, "action_timing": 4, "motion_coherence": 4, "visual_quality": 4 }
{ "source": "1088x1080", "generated": "724x720", "exact_size_match": false, "aspect_preserved": true, "area_ratio": 0.444 }
passed_lean_gates
<source>/resolved_sources/long_video/C_ego_general/EgoExoLearn/bee94ac0-ac78-11ee-819f-80615f12b59e.mp4
{ "step_index": 180.65, "want_s": 2, "aligned_source_interval": [ 0, 2 ] }
{ "correct_context": "generation_error/samples/v2_dataset_v2_batch3_autoann_A_auto_eel_bee94ac0_E01_substitution_2d6129ce/correct_context.mp4", "error_context": "generation_error/samples/v2_dataset_v2_batch3_autoann_A_auto_eel_bee94ac0_E01_substitution_2d6129ce/error_context.mp4", "correct_clip": "generation_erro...
{ "sample_id": "v2_dataset_v2_batch3_autoann_A_auto_eel_bee94ac0_E01_substitution_2d6129ce", "label": "有问题", "confidence": 0.95, "error_start_s": 0, "error_end_s": 2, "visible_error": "在清洗剥好的大蒜时,使用了洗洁精,导致双手和大蒜上布满了白色泡沫。", "difference_from_correct": "正确视频中仅用清水冲洗大蒜,而错误视频中使用了洗洁精,产生了大量泡沫,这会污染食物。", "physics_c...
{ "source_duration_s": 1005.76, "crop_start_s": 120.65, "crop_end_s": 240.65, "duration_s": 120, "source_replacement_start_s": 180.65, "source_replacement_end_s": 182.65, "error_start_s": 60, "error_end_s": 62, "help_point_s": 60, "duration_status": "within_target", "continuity_policy": "120s_even...
generation_error
{ "origin": "dataset_v2_context_pairs_full", "publication": "UnifiedProactiveBench/generation_error/v1", "source_manifest_original": "<source>/dataset_v2_context_pairs_full/manifest.jsonl", "source_metadata_original": "<source>/dataset_v2_context_pairs_full/samples/v2_dataset_v2_batch3_autoann_A_auto_eel_bee94a...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_autoann_A_auto_eel_bee94ac0_E01_substitution_2d6129ce/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_autoann_A_auto_eel_bee94ac0_E01_subs...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "passes": 2, "reviewer": "cy", "reviewed_at": "2026-08-28T05:21:16.865003+00:00" }
v2_dataset_v2_batch3_densestep_A_ds_EXZIpIsahzU_E01_wrong_execution_1751fde1
wrong_execution
execution_deviation
Cut out green leaves from the green felt.
Cut out leaves from the red felt.
Wait, you are supposed to use the green felt for the leaves, not the red one!
The final assembled craft will have incorrectly colored parts, failing the design requirements.
wrong_object
DenseStep2M/HowTo100M
ds_EXZIpIsahzU
Complete the instructional task correctly
unspecified
false
3.167
{ "error_semantics": 4, "error_type_match": 4, "visual_observability": 4, "task_impact": 4, "source_fidelity": 4, "action_timing": 4, "motion_coherence": 4, "visual_quality": 4 }
{ "source": "1280x720", "generated": "1280x720", "exact_size_match": true, "aspect_preserved": true, "area_ratio": 1 }
passed_lean_gates
<source>/source_videos/densestep/EXZIpIsahzU.mp4
{ "step_index": 523.26, "want_s": 2, "aligned_source_interval": [ 0, 2 ] }
{ "correct_context": "generation_error/samples/v2_dataset_v2_batch3_densestep_A_ds_EXZIpIsahzU_E01_wrong_execution_1751fde1/correct_context.mp4", "error_context": "generation_error/samples/v2_dataset_v2_batch3_densestep_A_ds_EXZIpIsahzU_E01_wrong_execution_1751fde1/error_context.mp4", "correct_clip": "generation_...
{ "sample_id": "v2_dataset_v2_batch3_densestep_A_ds_EXZIpIsahzU_E01_wrong_execution_1751fde1", "label": "有问题", "confidence": 0.75, "error_start_s": 0, "error_end_s": 2, "visible_error": "错误地使用了红色毛毡剪裁叶子。", "difference_from_correct": "正确视频使用绿色毛毡,而错误视频使用了红色毛毡。", "physics_check": "通过", "reason": "视频2中使用了红...
{ "source_duration_s": 663.42, "crop_start_s": 463.26, "crop_end_s": 583.26, "duration_s": 120, "source_replacement_start_s": 523.26, "source_replacement_end_s": 525.26, "error_start_s": 60, "error_end_s": 62, "help_point_s": 60, "duration_status": "within_target", "continuity_policy": "120s_event...
generation_error
{ "origin": "dataset_v2_context_pairs_full", "publication": "UnifiedProactiveBench/generation_error/v1", "source_manifest_original": "<source>/dataset_v2_context_pairs_full/manifest.jsonl", "source_metadata_original": "<source>/dataset_v2_context_pairs_full/samples/v2_dataset_v2_batch3_densestep_A_ds_EXZIpIsahz...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_densestep_A_ds_EXZIpIsahzU_E01_wrong_execution_1751fde1/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_densestep_A_ds_EXZIpIsahzU_E01_wro...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "passes": 2, "reviewer": "cy", "reviewed_at": "2026-08-28T05:21:25.683338+00:00" }
v2_dataset_v2_batch3_densestep_A_ds_Ty9p_sDQLf4_E03_substitution_fa033571
substitution
object_or_predicate_swap
Hot glue Velcro strips to the plastic rectangle.
Apply glue from a glue stick to the Velcro strips and press them onto the plastic rectangle.
A glue stick won't hold on plastic, you need to use the hot glue gun.
The weak bond from the glue stick cannot adhere properly to plastic or fabric, causing the Velcro strip to detach completely the first time it is used.
wrong_state
DenseStep2M/HowTo100M
ds_Ty9p-sDQLf4
Complete the instructional task correctly
unspecified
false
4.667
{ "error_semantics": 4, "error_type_match": 4, "visual_observability": 3, "task_impact": 3, "source_fidelity": 4, "action_timing": 3, "motion_coherence": 3, "visual_quality": 3 }
{ "source": "1280x720", "generated": "1280x720", "exact_size_match": true, "aspect_preserved": true, "area_ratio": 1 }
passed_lean_gates
<source>/source_videos/densestep/Ty9p-sDQLf4.mp4
{ "step_index": 272.13, "want_s": 3.14, "aligned_source_interval": [ 0, 2.9045 ] }
{ "correct_context": "generation_error/samples/v2_dataset_v2_batch3_densestep_A_ds_Ty9p_sDQLf4_E03_substitution_fa033571/correct_context.mp4", "error_context": "generation_error/samples/v2_dataset_v2_batch3_densestep_A_ds_Ty9p_sDQLf4_E03_substitution_fa033571/error_context.mp4", "correct_clip": "generation_error/...
{ "sample_id": "v2_dataset_v2_batch3_densestep_A_ds_Ty9p_sDQLf4_E03_substitution_fa033571", "label": "有问题", "confidence": 0.95, "error_start_s": 0, "error_end_s": 4, "visible_error": "在视频2中,使用的是白色液体胶水(或普通胶棒)涂抹在黑色魔术贴背面,而不是使用热熔胶枪。", "difference_from_correct": "视频1中,操作者使用热熔胶枪将热熔胶涂在塑料片上,然后粘上魔术贴;而视频2中,操作者将白色普通...
{ "source_duration_s": 747.03, "crop_start_s": 212.13, "crop_end_s": 332.13, "duration_s": 120, "source_replacement_start_s": 272.13, "source_replacement_end_s": 275.27, "error_start_s": 60, "error_end_s": 63.14, "help_point_s": 60, "duration_status": "within_target", "continuity_policy": "120s_ev...
generation_error
{ "origin": "dataset_v2_context_pairs_full", "publication": "UnifiedProactiveBench/generation_error/v1", "source_manifest_original": "<source>/dataset_v2_context_pairs_full/manifest.jsonl", "source_metadata_original": "<source>/dataset_v2_context_pairs_full/samples/v2_dataset_v2_batch3_densestep_A_ds_Ty9p_sDQLf...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_densestep_A_ds_Ty9p_sDQLf4_E03_substitution_fa033571/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_densestep_A_ds_Ty9p_sDQLf4_E03_substi...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "passes": 2, "reviewer": "cy", "reviewed_at": "2026-08-28T05:21:59.172169+00:00" }
v2_dataset_v2_batch3_ego16_A_eel_bee93bfc_E01_substitution_02706d06
substitution
object_or_predicate_swap
Hold the pot and use a spoon to quickly evaporate the water
Hold the pot and cover it with a lid.
Take the lid off so the water can actually evaporate!
The dish will remain watery and fail to reduce to the desired consistency.
wrong_state
EgoExoLearn
eel_bee93bfc
Complete the kitchen procedure correctly
ego
false
4.125
{ "error_semantics": 4, "error_type_match": 4, "visual_observability": 4, "task_impact": 4, "source_fidelity": 4, "action_timing": 4, "motion_coherence": 3, "visual_quality": 3 }
{ "source": "1088x1080", "generated": "724x720", "exact_size_match": false, "aspect_preserved": true, "area_ratio": 0.444 }
passed_lean_gates
<source>/resolved_sources/long_video/C_ego_general/EgoExoLearn/bee93bfc-ac78-11ee-819f-80615f12b59e.mp4
{ "step_index": 239, "want_s": 2.6, "aligned_source_interval": [ 0, 2.6 ] }
{ "correct_context": "generation_error/samples/v2_dataset_v2_batch3_ego16_A_eel_bee93bfc_E01_substitution_02706d06/correct_context.mp4", "error_context": "generation_error/samples/v2_dataset_v2_batch3_ego16_A_eel_bee93bfc_E01_substitution_02706d06/error_context.mp4", "correct_clip": "generation_error/samples/v2_d...
{ "sample_id": "v2_dataset_v2_batch3_ego16_A_eel_bee93bfc_E01_substitution_02706d06", "label": "有问题", "confidence": 0.95, "error_start_s": 0, "error_end_s": 3, "visible_error": "在视频2中,操作人员用盖子盖住了锅,而不是像视频1中那样用勺子搅拌以快速蒸发水分。", "difference_from_correct": "视频1中操作人员手持锅并用勺子搅拌以促进水分蒸发;而视频2中操作人员却用盖子把锅盖上了,这会导致水分无法蒸发。"...
{ "source_duration_s": 665.6, "crop_start_s": 179, "crop_end_s": 299, "duration_s": 120, "source_replacement_start_s": 239, "source_replacement_end_s": 241.6, "error_start_s": 60, "error_end_s": 62.6, "help_point_s": 60, "duration_status": "within_target", "continuity_policy": "120s_event_centered...
generation_error
{ "origin": "dataset_v2_context_pairs_full", "publication": "UnifiedProactiveBench/generation_error/v1", "source_manifest_original": "<source>/dataset_v2_context_pairs_full/manifest.jsonl", "source_metadata_original": "<source>/dataset_v2_context_pairs_full/samples/v2_dataset_v2_batch3_ego16_A_eel_bee93bfc_E01_...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_ego16_A_eel_bee93bfc_E01_substitution_02706d06/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_ego16_A_eel_bee93bfc_E01_substitution_02706...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "passes": 2, "reviewer": "cy", "reviewed_at": "2026-08-28T05:22:23.143448+00:00" }
v2_dataset_v2_batch3_ego16_A_eel_bee93f44_E01_substitution_39d61ea4
substitution
object_or_predicate_swap
Hold the kitchen knife to chop the garlic into small pieces
Hold the kitchen knife to chop the onion into small pieces.
Wait, you need to chop the garlic right now, not the onion.
The garlic remains unchopped, and adding onion instead of garlic at this stage will alter the recipe's flavor profile and cooking timing.
wrong_object
EgoExoLearn
eel_bee93f44
Complete the kitchen procedure correctly
ego
false
8.292
{ "error_semantics": 4, "error_type_match": 4, "visual_observability": 4, "task_impact": 4, "source_fidelity": 4, "action_timing": 4, "motion_coherence": 4, "visual_quality": 4 }
{ "source": "1088x1080", "generated": "724x720", "exact_size_match": false, "aspect_preserved": true, "area_ratio": 0.444 }
passed_lean_gates
<source>/resolved_sources/long_video/C_ego_general/EgoExoLearn/bee93f44-ac78-11ee-819f-80615f12b59e.mp4
{ "step_index": 145, "want_s": 11.4, "aligned_source_interval": [ 0, 11.4 ] }
{ "correct_context": "generation_error/samples/v2_dataset_v2_batch3_ego16_A_eel_bee93f44_E01_substitution_39d61ea4/correct_context.mp4", "error_context": "generation_error/samples/v2_dataset_v2_batch3_ego16_A_eel_bee93f44_E01_substitution_39d61ea4/error_context.mp4", "correct_clip": "generation_error/samples/v2_d...
{ "sample_id": "v2_dataset_v2_batch3_ego16_A_eel_bee93f44_E01_substitution_39d61ea4", "label": "有问题", "confidence": 1, "error_start_s": 0, "error_end_s": 7, "visible_error": "视频中切的是洋葱,而不是大蒜。", "difference_from_correct": "正确视频中正在将大蒜切碎,而错误视频中则是在切洋葱。", "physics_check": "通过", "reason": "错误视频中切洋葱代替了切大蒜,这与正...
{ "source_duration_s": 610.04, "crop_start_s": 85, "crop_end_s": 205, "duration_s": 120, "source_replacement_start_s": 145, "source_replacement_end_s": 156.4, "error_start_s": 60, "error_end_s": 71.4, "help_point_s": 60, "duration_status": "within_target", "continuity_policy": "120s_event_centered...
generation_error
{ "origin": "dataset_v2_context_pairs_full", "publication": "UnifiedProactiveBench/generation_error/v1", "source_manifest_original": "<source>/dataset_v2_context_pairs_full/manifest.jsonl", "source_metadata_original": "<source>/dataset_v2_context_pairs_full/samples/v2_dataset_v2_batch3_ego16_A_eel_bee93f44_E01_...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_ego16_A_eel_bee93f44_E01_substitution_39d61ea4/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_ego16_A_eel_bee93f44_E01_substitution_39d61...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "passes": 2, "reviewer": "cy", "reviewed_at": "2026-08-28T05:22:50.074186+00:00" }
v2_dataset_v2_batch3_ego16_A_eel_bee94200_E01_wrong_execution_9de37d8a
wrong_execution
execution_deviation
Hold garlic, peel off skin, throw skin into the garbage bag
Hold garlic, peel off skin, throw skin into the ingredient bowl.
Wait, you just threw the peels into the bowl with the food!
Contaminates the prepared ingredients with waste material, requiring rework to separate them.
wrong_destination
EgoExoLearn
eel_bee94200
Complete the kitchen procedure correctly
ego
false
9
{ "error_semantics": 4, "error_type_match": 4, "visual_observability": 4, "task_impact": 4, "source_fidelity": 3, "action_timing": 4, "motion_coherence": 3, "visual_quality": 3 }
{ "source": "1088x1080", "generated": "724x720", "exact_size_match": false, "aspect_preserved": true, "area_ratio": 0.444 }
passed_lean_gates
<source>/resolved_sources/long_video/C_ego_general/EgoExoLearn/bee94200-ac78-11ee-819f-80615f12b59e.mp4
{ "step_index": 111.7, "want_s": 14.5, "aligned_source_interval": [ 0, 14.5 ] }
{ "correct_context": "generation_error/samples/v2_dataset_v2_batch3_ego16_A_eel_bee94200_E01_wrong_execution_9de37d8a/correct_context.mp4", "error_context": "generation_error/samples/v2_dataset_v2_batch3_ego16_A_eel_bee94200_E01_wrong_execution_9de37d8a/error_context.mp4", "correct_clip": "generation_error/sample...
{ "sample_id": "v2_dataset_v2_batch3_ego16_A_eel_bee94200_E01_wrong_execution_9de37d8a", "label": "有问题", "confidence": 0.7, "error_start_s": 5, "error_end_s": 7, "visible_error": "剥蒜皮时,将废弃的蒜皮直接扔进了盛有切好葱花的食材盘中。", "difference_from_correct": "正确步骤应将蒜皮扔进垃圾袋,而视频2将其扔进食材盘,污染了葱花。", "physics_check": "通过", "reas...
{ "source_duration_s": 730.4, "crop_start_s": 51.7, "crop_end_s": 171.7, "duration_s": 120, "source_replacement_start_s": 111.7, "source_replacement_end_s": 126.2, "error_start_s": 60, "error_end_s": 74.5, "help_point_s": 65, "duration_status": "within_target", "continuity_policy": "120s_event_cen...
generation_error
{ "origin": "dataset_v2_context_pairs_full", "publication": "UnifiedProactiveBench/generation_error/v1", "source_manifest_original": "<source>/dataset_v2_context_pairs_full/manifest.jsonl", "source_metadata_original": "<source>/dataset_v2_context_pairs_full/samples/v2_dataset_v2_batch3_ego16_A_eel_bee94200_E01_...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_ego16_A_eel_bee94200_E01_wrong_execution_9de37d8a/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_ego16_A_eel_bee94200_E01_wrong_execution...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "passes": 2, "reviewer": "cy", "reviewed_at": "2026-08-28T05:23:23.460389+00:00" }
v2_dataset_v2_batch3_ego16_A_eel_bee94944_E01_wrong_execution_f9e29d78
wrong_execution
execution_deviation
Hold the bowl and use the chopsticks to thoroughly stir the eggs until beaten
Hold the bowl and use the chopsticks to stir along the inner rim of the bowl, leaving the egg yolks unbroken.
Make sure to break the yolks and mix it all together, not just stir around the edges.
Failing to beat the eggs prevents them from forming a uniform structure when cooked, ruining the intended texture and appearance of the dish.
wrong_state
EgoExoLearn
eel_bee94944
Complete the kitchen procedure correctly
ego
false
9.708
{ "error_semantics": 4, "error_type_match": 4, "visual_observability": 4, "task_impact": 4, "source_fidelity": 4, "action_timing": 3, "motion_coherence": 3, "visual_quality": 3 }
{ "source": "1088x1080", "generated": "724x720", "exact_size_match": false, "aspect_preserved": true, "area_ratio": 0.444 }
passed_lean_gates
<source>/resolved_sources/long_video/C_ego_general/EgoExoLearn/bee94944-ac78-11ee-819f-80615f12b59e.mp4
{ "step_index": 239.6, "want_s": 7.4, "aligned_source_interval": [ 1.295, 7.4 ] }
{ "correct_context": "generation_error/samples/v2_dataset_v2_batch3_ego16_A_eel_bee94944_E01_wrong_execution_f9e29d78/correct_context.mp4", "error_context": "generation_error/samples/v2_dataset_v2_batch3_ego16_A_eel_bee94944_E01_wrong_execution_f9e29d78/error_context.mp4", "correct_clip": "generation_error/sample...
{ "sample_id": "v2_dataset_v2_batch3_ego16_A_eel_bee94944_E01_wrong_execution_f9e29d78", "label": "有问题", "confidence": 0.8, "error_start_s": 0, "error_end_s": 6, "visible_error": "筷子仅沿碗壁搅拌,未戳破或打散蛋黄。", "difference_from_correct": "正确动作中蛋液已完全打散混合,而此版本中蛋黄保持完整未破。", "physics_check": "通过", "reason": "视频2中未将蛋...
{ "source_duration_s": 653.48, "crop_start_s": 179.6, "crop_end_s": 299.6, "duration_s": 120, "source_replacement_start_s": 239.6, "source_replacement_end_s": 247, "error_start_s": 60, "error_end_s": 67.4, "help_point_s": 60, "duration_status": "within_target", "continuity_policy": "120s_event_cen...
generation_error
{ "origin": "dataset_v2_context_pairs_full", "publication": "UnifiedProactiveBench/generation_error/v1", "source_manifest_original": "<source>/dataset_v2_context_pairs_full/manifest.jsonl", "source_metadata_original": "<source>/dataset_v2_context_pairs_full/samples/v2_dataset_v2_batch3_ego16_A_eel_bee94944_E01_...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_ego16_A_eel_bee94944_E01_wrong_execution_f9e29d78/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_ego16_A_eel_bee94944_E01_wrong_execution...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "passes": 2, "reviewer": "cy", "reviewed_at": "2026-08-28T05:23:58.671845+00:00" }
v2_dataset_v2_batch3_ego16_A_eel_bee94a02_E01_wrong_execution_2d602cb1
wrong_execution
execution_deviation
Press on the green pepper and cut it into large pieces with a knife
Press on the red pepper and cut it into large pieces with a meat cleaver.
Wait, you need the green pepper for this, and a regular knife is much easier to use than that heavy cleaver!
The wrong ingredient is added to the meal, failing to follow the recipe's specific flavor requirements.
wrong_object
EgoExoLearn
eel_bee94a02
Complete the kitchen procedure correctly
ego
false
9
{ "error_semantics": 4, "error_type_match": 4, "visual_observability": 4, "task_impact": 4, "source_fidelity": 4, "action_timing": 4, "motion_coherence": 4, "visual_quality": 4 }
{ "source": "1088x1080", "generated": "724x720", "exact_size_match": false, "aspect_preserved": true, "area_ratio": 0.444 }
passed_lean_gates
<source>/resolved_sources/long_video/C_ego_general/EgoExoLearn/bee94a02-ac78-11ee-819f-80615f12b59e.mp4
{ "step_index": 4.4, "want_s": 11.2, "aligned_source_interval": [ 0, 11.2 ] }
{ "correct_context": "generation_error/samples/v2_dataset_v2_batch3_ego16_A_eel_bee94a02_E01_wrong_execution_2d602cb1/correct_context.mp4", "error_context": "generation_error/samples/v2_dataset_v2_batch3_ego16_A_eel_bee94a02_E01_wrong_execution_2d602cb1/error_context.mp4", "correct_clip": "generation_error/sample...
{ "sample_id": "v2_dataset_v2_batch3_ego16_A_eel_bee94a02_E01_wrong_execution_2d602cb1", "label": "有问题", "confidence": 0.8, "error_start_s": 0, "error_end_s": 8, "visible_error": "使用红椒代替绿椒,并用大菜刀进行切块。", "difference_from_correct": "视频1切绿椒,视频2切红椒且工具不同。", "physics_check": "通过", "reason": "视频2中食材和刀具选择错误,不符...
{ "source_duration_s": 901.28, "crop_start_s": 0, "crop_end_s": 120, "duration_s": 120, "source_replacement_start_s": 4.4, "source_replacement_end_s": 15.6, "error_start_s": 4.4, "error_end_s": 15.6, "help_point_s": 4.4, "duration_status": "within_target", "continuity_policy": "120s_event_centered...
generation_error
{ "origin": "dataset_v2_context_pairs_full", "publication": "UnifiedProactiveBench/generation_error/v1", "source_manifest_original": "<source>/dataset_v2_context_pairs_full/manifest.jsonl", "source_metadata_original": "<source>/dataset_v2_context_pairs_full/samples/v2_dataset_v2_batch3_ego16_A_eel_bee94a02_E01_...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_ego16_A_eel_bee94a02_E01_wrong_execution_2d602cb1/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_ego16_A_eel_bee94a02_E01_wrong_execution...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "passes": 2, "reviewer": "cy", "reviewed_at": "2026-08-28T05:24:08.584923+00:00" }
v2_dataset_v2_batch3_ego16_A_eel_bee94a02_E02_wrong_execution_9cdd19d7
wrong_execution
execution_deviation
Press the green pepper, hold a knife, cut the green pepper into large pieces, and place them on one side of the cutting board for later use
Press the red pepper, hold a knife, cut the red pepper into large pieces, and place them on one side of the cutting board for later use.
That's the red pepper, you need to cut the green one right now.
The green pepper is not ready when needed for the next cooking step, delaying the process or causing it to be omitted.
wrong_object
EgoExoLearn
eel_bee94a02
Complete the kitchen procedure correctly
ego
false
9.833
{ "error_semantics": 4, "error_type_match": 4, "visual_observability": 4, "task_impact": 4, "source_fidelity": 4, "action_timing": 4, "motion_coherence": 4, "visual_quality": 4 }
{ "source": "1088x1080", "generated": "724x720", "exact_size_match": false, "aspect_preserved": true, "area_ratio": 0.444 }
passed_lean_gates
<source>/resolved_sources/long_video/C_ego_general/EgoExoLearn/bee94a02-ac78-11ee-819f-80615f12b59e.mp4
{ "step_index": 24, "want_s": 11, "aligned_source_interval": [ 0, 11 ] }
{ "correct_context": "generation_error/samples/v2_dataset_v2_batch3_ego16_A_eel_bee94a02_E02_wrong_execution_9cdd19d7/correct_context.mp4", "error_context": "generation_error/samples/v2_dataset_v2_batch3_ego16_A_eel_bee94a02_E02_wrong_execution_9cdd19d7/error_context.mp4", "correct_clip": "generation_error/sample...
{ "sample_id": "v2_dataset_v2_batch3_ego16_A_eel_bee94a02_E02_wrong_execution_9cdd19d7", "label": "有问题", "confidence": 0.7, "error_start_s": 0, "error_end_s": 9, "visible_error": "视频2中切的是红椒,而不是绿椒。", "difference_from_correct": "正确步骤应该切绿椒,而视频2中错误地切了红椒。", "physics_check": "通过", "reason": "视频2中切红椒的动作清晰可见,...
{ "source_duration_s": 901.28, "crop_start_s": 0, "crop_end_s": 120, "duration_s": 120, "source_replacement_start_s": 24, "source_replacement_end_s": 35, "error_start_s": 24, "error_end_s": 35, "help_point_s": 24, "duration_status": "within_target", "continuity_policy": "120s_event_centered", "e...
generation_error
{ "origin": "dataset_v2_context_pairs_full", "publication": "UnifiedProactiveBench/generation_error/v1", "source_manifest_original": "<source>/dataset_v2_context_pairs_full/manifest.jsonl", "source_metadata_original": "<source>/dataset_v2_context_pairs_full/samples/v2_dataset_v2_batch3_ego16_A_eel_bee94a02_E02_...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_ego16_A_eel_bee94a02_E02_wrong_execution_9cdd19d7/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_ego16_A_eel_bee94a02_E02_wrong_execution...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "passes": 2, "reviewer": "cy", "reviewed_at": "2026-08-28T05:24:19.387162+00:00" }
v2_dataset_v2_batch3_ego16_A_eel_bee94b7e_E01_wrong_execution_ec8c2fca
wrong_execution
execution_deviation
Press the green pepper on the cutting board
Press the green pepper on the bare kitchen counter.
Move that pepper onto the cutting board before you press it!
Food contamination due to direct contact with an unsanitized countertop surface.
wrong_destination
EgoExoLearn
eel_bee94b7e
Complete the kitchen procedure correctly
ego
false
7.458
{ "error_semantics": 4, "error_type_match": 4, "visual_observability": 4, "task_impact": 4, "source_fidelity": 3, "action_timing": 4, "motion_coherence": 4, "visual_quality": 4 }
{ "source": "1088x1080", "generated": "724x720", "exact_size_match": false, "aspect_preserved": true, "area_ratio": 0.444 }
passed_lean_gates
<source>/resolved_sources/long_video/C_ego_general/EgoExoLearn/bee94b7e-ac78-11ee-819f-80615f12b59e.mp4
{ "step_index": 79.9, "want_s": 8.3, "aligned_source_interval": [ 0, 8.3 ] }
{ "correct_context": "generation_error/samples/v2_dataset_v2_batch3_ego16_A_eel_bee94b7e_E01_wrong_execution_ec8c2fca/correct_context.mp4", "error_context": "generation_error/samples/v2_dataset_v2_batch3_ego16_A_eel_bee94b7e_E01_wrong_execution_ec8c2fca/error_context.mp4", "correct_clip": "generation_error/sample...
{ "sample_id": "v2_dataset_v2_batch3_ego16_A_eel_bee94b7e_E01_wrong_execution_ec8c2fca", "label": "有问题", "confidence": 0.7, "error_start_s": 1, "error_end_s": 6, "visible_error": "操作者将青椒放在裸露的厨房台面上进行切压,而非砧板上。", "difference_from_correct": "视频1在砧板上切青椒,视频2在砧板旁的台面上切青椒。", "physics_check": "通过", "reason": "视...
{ "source_duration_s": 655.24, "crop_start_s": 19.9, "crop_end_s": 139.9, "duration_s": 120, "source_replacement_start_s": 79.9, "source_replacement_end_s": 88.2, "error_start_s": 60, "error_end_s": 68.3, "help_point_s": 61, "duration_status": "within_target", "continuity_policy": "120s_event_cent...
generation_error
{ "origin": "dataset_v2_context_pairs_full", "publication": "UnifiedProactiveBench/generation_error/v1", "source_manifest_original": "<source>/dataset_v2_context_pairs_full/manifest.jsonl", "source_metadata_original": "<source>/dataset_v2_context_pairs_full/samples/v2_dataset_v2_batch3_ego16_A_eel_bee94b7e_E01_...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_ego16_A_eel_bee94b7e_E01_wrong_execution_ec8c2fca/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_ego16_A_eel_bee94b7e_E01_wrong_execution...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "passes": 2, "reviewer": "cy", "reviewed_at": "2026-08-28T05:24:26.027783+00:00" }
v2_dataset_v2_batch3_egoexo4d_A_ee4d_cmu_bike05_2_E01_substitution_0204ef5a
substitution
object_or_predicate_swap
Loosen both axle nuts using a wrench
Loosen both axle nuts using a pair of pliers.
Stop, you're going to strip the nut with those pliers, use a proper wrench.
Stripping the axle nut makes it impossible to remove with standard tools, preventing the wheel from being taken off.
wrong_state
EgoExo4D
ee4d_cmu_bike05_2
Complete the Remove a Wheel correctly
ego
false
10
{ "error_semantics": 4, "error_type_match": 4, "visual_observability": 4, "task_impact": 4, "source_fidelity": 3, "action_timing": 4, "motion_coherence": 3, "visual_quality": 3 }
{ "source": "448x448", "generated": "720x720", "exact_size_match": false, "aspect_preserved": true, "area_ratio": 2.583 }
passed_lean_gates
<source>/resolved_sources/long_video/C_ego_general/EgoExo4D/takes/cmu_bike05_2/frame_aligned_videos/downscaled/448/aria01_214-1.mp4
{ "step_index": 5.273, "want_s": 13.47, "aligned_source_interval": [ 0, 13.47 ] }
{ "correct_context": "generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_cmu_bike05_2_E01_substitution_0204ef5a/correct_context.mp4", "error_context": "generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_cmu_bike05_2_E01_substitution_0204ef5a/error_context.mp4", "correct_clip": "generation_er...
{ "sample_id": "v2_dataset_v2_batch3_egoexo4d_A_ee4d_cmu_bike05_2_E01_substitution_0204ef5a", "label": "有问题", "confidence": 0.95, "error_start_s": 2, "error_end_s": 9, "visible_error": "视频2中,操作者使用钳子(pliers)来拧松车轴螺母,而不是使用合适的开口扳手或套筒扳手。", "difference_from_correct": "视频1中,操作者使用合适的扳手安全地拧松车轴螺母;而视频2中,操作者错误地使用钳子去拧...
{ "source_duration_s": 33.2, "crop_start_s": 0, "crop_end_s": 33.2, "duration_s": 33.2, "source_replacement_start_s": 5.273, "source_replacement_end_s": 18.743, "error_start_s": 5.273, "error_end_s": 18.743, "help_point_s": 7.273, "duration_status": "short_source", "continuity_policy": "full_sourc...
generation_error
{ "origin": "dataset_v2_context_pairs_full", "publication": "UnifiedProactiveBench/generation_error/v1", "source_manifest_original": "<source>/dataset_v2_context_pairs_full/manifest.jsonl", "source_metadata_original": "<source>/dataset_v2_context_pairs_full/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_cmu_bike0...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_cmu_bike05_2_E01_substitution_0204ef5a/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_cmu_bike05_2_E01_su...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "passes": 2, "reviewer": "cy", "reviewed_at": "2026-08-28T05:24:39.638732+00:00" }
v2_dataset_v2_batch3_egoexo4d_A_ee4d_fair_bike_02_3_E01_substitution_a7581566
substitution
object_or_predicate_swap
Get a new inner tube
Pick up the old, punctured inner tube.
You grabbed the old flat tube, use the new one.
The punctured tube will not hold air when inflated, rendering the bike unrideable.
wrong_object
EgoExo4D
ee4d_fair_bike_02_3
Complete the Fix a Flat Tire - Replace a Bike Tube correctly
ego
false
5.667
{ "error_semantics": 4, "error_type_match": 4, "visual_observability": 4, "task_impact": 4, "source_fidelity": 4, "action_timing": 3, "motion_coherence": 4, "visual_quality": 3 }
{ "source": "448x448", "generated": "720x720", "exact_size_match": false, "aspect_preserved": true, "area_ratio": 2.583 }
passed_lean_gates
<source>/resolved_sources/long_video/C_ego_general/EgoExo4D/takes/fair_bike_02_3/frame_aligned_videos/downscaled/448/aria02_214-1.mp4
{ "step_index": 259.84, "want_s": 10.911, "aligned_source_interval": [ 0, 10.911 ] }
{ "correct_context": "generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_fair_bike_02_3_E01_substitution_a7581566/correct_context.mp4", "error_context": "generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_fair_bike_02_3_E01_substitution_a7581566/error_context.mp4", "correct_clip": "generatio...
{ "sample_id": "v2_dataset_v2_batch3_egoexo4d_A_ee4d_fair_bike_02_3_E01_substitution_a7581566", "label": "有问题", "confidence": 0.95, "error_start_s": 1, "error_end_s": 5, "visible_error": "操作人员从地上捡起了一个旧的、已经漏气的内胎,而不是像视频1那样从桌上拿取全新的、卷好的内胎。", "difference_from_correct": "视频1中,操作人员从桌上拿取并展开全新的内胎;而视频2中,操作人员直接从地上捡起...
{ "source_duration_s": 495.43, "crop_start_s": 199.84, "crop_end_s": 319.84, "duration_s": 120, "source_replacement_start_s": 259.84, "source_replacement_end_s": 270.751, "error_start_s": 60, "error_end_s": 70.911, "help_point_s": 61, "duration_status": "within_target", "continuity_policy": "120s_...
generation_error
{ "origin": "dataset_v2_context_pairs_full", "publication": "UnifiedProactiveBench/generation_error/v1", "source_manifest_original": "<source>/dataset_v2_context_pairs_full/manifest.jsonl", "source_metadata_original": "<source>/dataset_v2_context_pairs_full/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_fair_bike...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_fair_bike_02_3_E01_substitution_a7581566/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_fair_bike_02_3_E0...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "passes": 2, "reviewer": "cy", "reviewed_at": "2026-08-28T05:24:49.393584+00:00" }
v2_dataset_v2_batch3_egoexo4d_A_ee4d_fair_bike_06_18_E01_substitution_3a5bfb84
substitution
object_or_predicate_swap
Get appropriate wrenches
Get a standard combination wrench.
That wrench won't work on tires, you need to grab the lug wrench.
The tool will not fit the lug nuts, making it impossible to remove the wheel and halting the task.
wrong_object
EgoExo4D
ee4d_fair_bike_06_18
Complete the Remove a Wheel correctly
ego
false
5.083
{ "error_semantics": 4, "error_type_match": 4, "visual_observability": 4, "task_impact": 4, "source_fidelity": 4, "action_timing": 3, "motion_coherence": 3, "visual_quality": 3 }
{ "source": "448x448", "generated": "720x720", "exact_size_match": false, "aspect_preserved": true, "area_ratio": 2.583 }
passed_lean_gates
<source>/resolved_sources/long_video/C_ego_general/EgoExo4D/takes/fair_bike_06_18/frame_aligned_videos/downscaled/448/aria06_214-1.mp4
{ "step_index": 21.796, "want_s": 5.123, "aligned_source_interval": [ 1.921125, 5.123 ] }
{ "correct_context": "generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_fair_bike_06_18_E01_substitution_3a5bfb84/correct_context.mp4", "error_context": "generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_fair_bike_06_18_E01_substitution_3a5bfb84/error_context.mp4", "correct_clip": "generat...
{ "sample_id": "v2_dataset_v2_batch3_egoexo4d_A_ee4d_fair_bike_06_18_E01_substitution_3a5bfb84", "label": "有问题", "confidence": 0.9, "error_start_s": 0, "error_end_s": 4, "visible_error": "视频2中展示并使用的是普通的梅花开口两用扳手,而不是视频1中使用的T型套筒扳手。", "difference_from_correct": "视频1中拿取并使用的是T型套筒扳手,而视频2中拿取的是普通的梅花开口两用扳手。", "ph...
{ "source_duration_s": 45.67, "crop_start_s": 0, "crop_end_s": 45.67, "duration_s": 45.67, "source_replacement_start_s": 21.796, "source_replacement_end_s": 26.919, "error_start_s": 21.796, "error_end_s": 26.919, "help_point_s": 21.796, "duration_status": "short_source", "continuity_policy": "full...
generation_error
{ "origin": "dataset_v2_context_pairs_full", "publication": "UnifiedProactiveBench/generation_error/v1", "source_manifest_original": "<source>/dataset_v2_context_pairs_full/manifest.jsonl", "source_metadata_original": "<source>/dataset_v2_context_pairs_full/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_fair_bike...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_fair_bike_06_18_E01_substitution_3a5bfb84/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_fair_bike_06_18_...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "passes": 2, "reviewer": "cy", "reviewed_at": "2026-08-28T05:25:01.537022+00:00" }
v2_dataset_v2_batch3_egoexo4d_A_ee4d_fair_bike_06_19_E01_wrong_execution_aa1ee255
wrong_execution
execution_deviation
Fit the tire to the wheel
Push the tire bead onto the wheel rim, leaving a section of the inner tube pinched outside the rim.
Stop, you need to tuck that piece of the tube inside before seating the tire!
The pinched tube will rupture upon inflation, failing the task of fixing the flat tire.
wrong_state
EgoExo4D
ee4d_fair_bike_06_19
Complete the Fix a Flat Tire - Replace a Bike Tube correctly
ego
false
6.5
{ "error_semantics": 4, "error_type_match": 4, "visual_observability": 4, "task_impact": 4, "source_fidelity": 4, "action_timing": 4, "motion_coherence": 4, "visual_quality": 4 }
{ "source": "448x448", "generated": "720x720", "exact_size_match": false, "aspect_preserved": true, "area_ratio": 2.583 }
passed_lean_gates
<source>/resolved_sources/long_video/C_ego_general/EgoExo4D/takes/fair_bike_06_19/frame_aligned_videos/downscaled/448/aria06_214-1.mp4
{ "step_index": 72.867, "want_s": 10.908, "aligned_source_interval": [ 2.9997000000000003, 10.908 ] }
{ "correct_context": "generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_fair_bike_06_19_E01_wrong_execution_aa1ee255/correct_context.mp4", "error_context": "generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_fair_bike_06_19_E01_wrong_execution_aa1ee255/error_context.mp4", "correct_clip": "g...
{ "sample_id": "v2_dataset_v2_batch3_egoexo4d_A_ee4d_fair_bike_06_19_E01_wrong_execution_aa1ee255", "label": "有问题", "confidence": 0.8, "error_start_s": 1, "error_end_s": 6, "visible_error": "在安装外胎时,内胎的一部分被夹在外胎和轮毂边缘之间,露在外面。", "difference_from_correct": "正确视频中,内胎被完全塞入外胎内部;而错误视频中,内胎有一截露在外面并被外胎边缘夹住。", "phys...
{ "source_duration_s": 155.5, "crop_start_s": 0, "crop_end_s": 155.5, "duration_s": 155.5, "source_replacement_start_s": 72.867, "source_replacement_end_s": 83.775, "error_start_s": 72.867, "error_end_s": 83.775, "help_point_s": 73.867, "duration_status": "within_target", "continuity_policy": "ful...
generation_error
{ "origin": "dataset_v2_context_pairs_full", "publication": "UnifiedProactiveBench/generation_error/v1", "source_manifest_original": "<source>/dataset_v2_context_pairs_full/manifest.jsonl", "source_metadata_original": "<source>/dataset_v2_context_pairs_full/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_fair_bike...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_fair_bike_06_19_E01_wrong_execution_aa1ee255/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_fair_bike_06_...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "passes": 2, "reviewer": "cy", "reviewed_at": "2026-08-28T05:25:17.767827+00:00" }
v2_dataset_v2_batch3_egoexo4d_A_ee4d_fair_bike_07_10_E01_substitution_0f20c1df
substitution
object_or_predicate_swap
Loosen both axle nuts using a wrench
Loosen both axle nuts using a pair of pliers.
Stop, you're going to strip the nut with those pliers, use a proper wrench.
Stripping the axle nut makes it impossible to remove with standard tools, preventing the wheel from being taken off.
wrong_state
EgoExo4D
ee4d_fair_bike_07_10
Complete the Remove a Wheel correctly
ego
false
10
{ "error_semantics": 4, "error_type_match": 4, "visual_observability": 4, "task_impact": 4, "source_fidelity": 4, "action_timing": 3, "motion_coherence": 3, "visual_quality": 3 }
{ "source": "448x448", "generated": "720x720", "exact_size_match": false, "aspect_preserved": true, "area_ratio": 2.583 }
passed_lean_gates
<source>/resolved_sources/long_video/C_ego_general/EgoExo4D/takes/fair_bike_07_10/frame_aligned_videos/downscaled/448/aria07_214-1.mp4
{ "step_index": 19.058, "want_s": 10.443, "aligned_source_interval": [ 0, 10.443 ] }
{ "correct_context": "generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_fair_bike_07_10_E01_substitution_0f20c1df/correct_context.mp4", "error_context": "generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_fair_bike_07_10_E01_substitution_0f20c1df/error_context.mp4", "correct_clip": "generat...
{ "sample_id": "v2_dataset_v2_batch3_egoexo4d_A_ee4d_fair_bike_07_10_E01_substitution_0f20c1df", "label": "有问题", "confidence": 0.95, "error_start_s": 1, "error_end_s": 9, "visible_error": "操作员使用钳子(pliers)来松开车轴螺母,而不是使用合适的扳手(wrench)。", "difference_from_correct": "在视频1中,操作员使用扳手正确地松开两侧的轴螺母;而在视频2中,操作员改用钳子来夹持并试...
{ "source_duration_s": 41.43, "crop_start_s": 0, "crop_end_s": 41.43, "duration_s": 41.43, "source_replacement_start_s": 19.058, "source_replacement_end_s": 29.501, "error_start_s": 19.058, "error_end_s": 29.501, "help_point_s": 20.058, "duration_status": "short_source", "continuity_policy": "full...
generation_error
{ "origin": "dataset_v2_context_pairs_full", "publication": "UnifiedProactiveBench/generation_error/v1", "source_manifest_original": "<source>/dataset_v2_context_pairs_full/manifest.jsonl", "source_metadata_original": "<source>/dataset_v2_context_pairs_full/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_fair_bike...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_fair_bike_07_10_E01_substitution_0f20c1df/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_fair_bike_07_10_...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "passes": 2, "reviewer": "cy", "reviewed_at": "2026-08-28T05:25:26.935666+00:00" }
v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_02_11_E01_substitution_01ae28a0
substitution
object_or_predicate_swap
Push the release lever inwards
Spin the release lever clockwise.
Don't spin it like a nut, you need to push the lever in to clamp it.
The wheel is not safely secured to the bicycle, creating a severe safety hazard.
wrong_state
EgoExo4D
ee4d_georgiatech_bike_02_11
Complete the Install a Wheel correctly
ego
false
6.5
{ "error_semantics": 4, "error_type_match": 4, "visual_observability": 4, "task_impact": 4, "source_fidelity": 4, "action_timing": 3, "motion_coherence": 4, "visual_quality": 3 }
{ "source": "448x448", "generated": "720x720", "exact_size_match": false, "aspect_preserved": true, "area_ratio": 2.583 }
passed_lean_gates
<source>/resolved_sources/long_video/C_ego_general/EgoExo4D/takes/georgiatech_bike_02_11/frame_aligned_videos/downscaled/448/aria02_214-1.mp4
{ "step_index": 14.383, "want_s": 8.451, "aligned_source_interval": [ 1.478925, 8.451 ] }
{ "correct_context": "generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_02_11_E01_substitution_01ae28a0/correct_context.mp4", "error_context": "generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_02_11_E01_substitution_01ae28a0/error_context.mp4", "correct_c...
{ "sample_id": "v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_02_11_E01_substitution_01ae28a0", "label": "有问题", "confidence": 0.95, "error_start_s": 1, "error_end_s": 5, "visible_error": "视频2中,操作者像拧螺母一样顺时针旋转快拆杆,而不是将其向内推以夹紧定位。", "difference_from_correct": "正确步骤应将车轮正确装入并最终将快拆杆向内推紧以锁定;而视频2中则是旋转快拆杆,这无...
{ "source_duration_s": 87.87, "crop_start_s": 0, "crop_end_s": 87.87, "duration_s": 87.87, "source_replacement_start_s": 14.383, "source_replacement_end_s": 22.834, "error_start_s": 14.383, "error_end_s": 22.834, "help_point_s": 15.383, "duration_status": "within_target", "continuity_policy": "ful...
generation_error
{ "origin": "dataset_v2_context_pairs_full", "publication": "UnifiedProactiveBench/generation_error/v1", "source_manifest_original": "<source>/dataset_v2_context_pairs_full/manifest.jsonl", "source_metadata_original": "<source>/dataset_v2_context_pairs_full/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiate...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_02_11_E01_substitution_01ae28a0/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiate...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "passes": 2, "reviewer": "cy", "reviewed_at": "2026-08-28T05:26:34.571241+00:00" }
v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_04_2_E02_wrong_execution_5dd98552
wrong_execution
execution_deviation
Release caliper rim brake pads
Squeeze the brake caliper arms together against the rim.
You don't need to squeeze the arms, just flip the little release lever on the side to open the brakes.
The wheel will get stuck on the brake pads when the person tries to pull it out of the frame, preventing removal.
wrong_state
EgoExo4D
ee4d_georgiatech_bike_04_2
Complete the Remove a Wheel correctly
ego
false
4.458
{ "error_semantics": 4, "error_type_match": 4, "visual_observability": 4, "task_impact": 4, "source_fidelity": 2, "action_timing": 3, "motion_coherence": 3, "visual_quality": 3 }
{ "source": "448x448", "generated": "720x720", "exact_size_match": false, "aspect_preserved": true, "area_ratio": 2.583 }
promoted_after_review
<source>/resolved_sources/long_video/C_ego_general/EgoExo4D/takes/georgiatech_bike_04_2/frame_aligned_videos/downscaled/448/aria01_214-1.mp4
{ "step_index": 24.024, "want_s": 3.013, "aligned_source_interval": [ 0.225975, 3.013 ] }
{ "correct_context": "generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_04_2_E02_wrong_execution_5dd98552/correct_context.mp4", "error_context": "generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_04_2_E02_wrong_execution_5dd98552/error_context.mp4", "corre...
{ "sample_id": "v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_04_2_E02_wrong_execution_5dd98552", "label": "有问题", "confidence": 0.7, "error_start_s": 0, "error_end_s": 3, "visible_error": "操作者用手捏紧刹车夹器,而不是直接拨动释放杆来释放刹车。", "difference_from_correct": "视频1中操作者正确释放了刹车,而视频2中操作者错误地捏紧了夹器。", "physics_chec...
{ "source_duration_s": 42.57, "crop_start_s": 0, "crop_end_s": 42.57, "duration_s": 42.57, "source_replacement_start_s": 24.024, "source_replacement_end_s": 27.037, "error_start_s": 24.024, "error_end_s": 27.037, "help_point_s": 24.024, "duration_status": "short_source", "continuity_policy": "full...
generation_error
{ "origin": "dataset_v2_context_pairs_full", "publication": "UnifiedProactiveBench/generation_error/v1", "source_manifest_original": "<source>/dataset_v2_context_pairs_full/manifest.jsonl", "source_metadata_original": "<source>/dataset_v2_context_pairs_full/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiate...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_04_2_E02_wrong_execution_5dd98552/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgia...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "passes": 2, "reviewer": "cy", "reviewed_at": "2026-08-28T05:26:48.832943+00:00" }
v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_05_6_E01_substitution_59b87f28
substitution
object_or_predicate_swap
Pull the lever outward and turn the axle CCW until axle can be removed
Turn the quick-release lever counter-clockwise without pulling it outward first.
You need to pull that lever open before you start unscrewing it.
The clamping force on the dropouts is not released, making it impossible to drop the wheel out of the fork.
wrong_state
EgoExo4D
ee4d_georgiatech_bike_05_6
Complete the Remove a Wheel correctly
ego
false
9
{ "error_semantics": 4, "error_type_match": 4, "visual_observability": 4, "task_impact": 4, "source_fidelity": 4, "action_timing": 4, "motion_coherence": 4, "visual_quality": 4 }
{ "source": "448x448", "generated": "720x720", "exact_size_match": false, "aspect_preserved": true, "area_ratio": 2.583 }
passed_lean_gates
<source>/resolved_sources/long_video/C_ego_general/EgoExo4D/takes/georgiatech_bike_05_6/frame_aligned_videos/downscaled/448/aria01_214-1.mp4
{ "step_index": 14.105, "want_s": 10.04, "aligned_source_interval": [ 0, 10.04 ] }
{ "correct_context": "generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_05_6_E01_substitution_59b87f28/correct_context.mp4", "error_context": "generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_05_6_E01_substitution_59b87f28/error_context.mp4", "correct_cli...
{ "sample_id": "v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_05_6_E01_substitution_59b87f28", "label": "有问题", "confidence": 0.95, "error_start_s": 2, "error_end_s": 8, "visible_error": "在未将快拆杆向外扳开(释放夹紧力)的情况下,直接逆时针旋转快拆杆。", "difference_from_correct": "正确动作中,需要先将快拆杆向外扳开以释放夹紧力,然后再旋转拆卸;而视频2中直接在闭合状态下旋转...
{ "source_duration_s": 35.77, "crop_start_s": 0, "crop_end_s": 35.77, "duration_s": 35.77, "source_replacement_start_s": 14.105, "source_replacement_end_s": 24.145, "error_start_s": 14.105, "error_end_s": 24.145, "help_point_s": 16.105, "duration_status": "short_source", "continuity_policy": "full...
generation_error
{ "origin": "dataset_v2_context_pairs_full", "publication": "UnifiedProactiveBench/generation_error/v1", "source_manifest_original": "<source>/dataset_v2_context_pairs_full/manifest.jsonl", "source_metadata_original": "<source>/dataset_v2_context_pairs_full/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiate...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_05_6_E01_substitution_59b87f28/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatec...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "passes": 2, "reviewer": "cy", "reviewed_at": "2026-08-28T05:27:00.595820+00:00" }
v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_06_10_E01_wrong_execution_aa083c4f
wrong_execution
execution_deviation
Engage a tire lever anywhere on the rim except right at the valve
Engage the tire lever right at the valve stem.
Don't pry right at the valve, you might tear the tube!
Tearing the valve base destroys the inner tube, making it impossible to inflate the tire and complete the repair.
wrong_destination
EgoExo4D
ee4d_georgiatech_bike_06_10
Complete the Fix a Flat Tire - Replace a Bike Tube correctly
ego
false
6.625
{ "error_semantics": 4, "error_type_match": 4, "visual_observability": 4, "task_impact": 4, "source_fidelity": 4, "action_timing": 3, "motion_coherence": 4, "visual_quality": 4 }
{ "source": "448x448", "generated": "720x720", "exact_size_match": false, "aspect_preserved": true, "area_ratio": 2.583 }
passed_lean_gates
<source>/resolved_sources/long_video/C_ego_general/EgoExo4D/takes/georgiatech_bike_06_10/frame_aligned_videos/downscaled/448/aria05_214-1.mp4
{ "step_index": 53.091, "want_s": 6.438, "aligned_source_interval": [ 1.7704499999999999, 6.438 ] }
{ "correct_context": "generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_06_10_E01_wrong_execution_aa083c4f/correct_context.mp4", "error_context": "generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_06_10_E01_wrong_execution_aa083c4f/error_context.mp4", "cor...
{ "sample_id": "v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_06_10_E01_wrong_execution_aa083c4f", "label": "有问题", "confidence": 0.7, "error_start_s": 0, "error_end_s": 6, "visible_error": "撬胎棒直接插在气门嘴正上方进行撬胎,这容易损坏气门嘴处的内胎。", "difference_from_correct": "正确视频中撬胎棒避开了气门嘴位置,而错误视频中直接在气门嘴处使用撬胎棒。", "phys...
{ "source_duration_s": 272.93, "crop_start_s": 0, "crop_end_s": 120, "duration_s": 120, "source_replacement_start_s": 53.091, "source_replacement_end_s": 59.529, "error_start_s": 53.091, "error_end_s": 59.529, "help_point_s": 53.091, "duration_status": "within_target", "continuity_policy": "120s_e...
generation_error
{ "origin": "dataset_v2_context_pairs_full", "publication": "UnifiedProactiveBench/generation_error/v1", "source_manifest_original": "<source>/dataset_v2_context_pairs_full/manifest.jsonl", "source_metadata_original": "<source>/dataset_v2_context_pairs_full/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiate...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_06_10_E01_wrong_execution_aa083c4f/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgi...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "passes": 2, "reviewer": "cy", "reviewed_at": "2026-08-28T05:27:15.810059+00:00" }
v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_06_4_E01_substitution_c1ca1373
substitution
object_or_predicate_swap
Get bike tire lever
Get a flathead screwdriver.
Don't use a screwdriver, you'll puncture the tube; get a proper tire lever.
Using a screwdriver to pry the tire onto or off the rim will almost certainly pinch and puncture the inner tube, ruining the repair.
wrong_object
EgoExo4D
ee4d_georgiatech_bike_06_4
Complete the Fix a Flat Tire - Replace a Bike Tube correctly
ego
false
3.167
{ "error_semantics": 4, "error_type_match": 4, "visual_observability": 4, "task_impact": 4, "source_fidelity": 3, "action_timing": 4, "motion_coherence": 4, "visual_quality": 4 }
{ "source": "448x448", "generated": "720x720", "exact_size_match": false, "aspect_preserved": true, "area_ratio": 2.583 }
passed_lean_gates
<source>/resolved_sources/long_video/C_ego_general/EgoExo4D/takes/georgiatech_bike_06_4/frame_aligned_videos/downscaled/448/aria05_214-1.mp4
{ "step_index": 33.649, "want_s": 2.794, "aligned_source_interval": [ 0.76835, 2.794 ] }
{ "correct_context": "generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_06_4_E01_substitution_c1ca1373/correct_context.mp4", "error_context": "generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_06_4_E01_substitution_c1ca1373/error_context.mp4", "correct_cli...
{ "sample_id": "v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_06_4_E01_substitution_c1ca1373", "label": "有问题", "confidence": 0.95, "error_start_s": 0, "error_end_s": 2, "visible_error": "视频中使用了平口螺丝刀来撬轮胎,而不是使用正确的自行车撬胎棒。", "difference_from_correct": "正确做法是使用黄色的塑料撬胎棒,而视频2中错误地拿取并使用了金属平口螺丝刀,这极易划伤或刺破内胎。...
{ "source_duration_s": 312.4, "crop_start_s": 0, "crop_end_s": 120, "duration_s": 120, "source_replacement_start_s": 33.649, "source_replacement_end_s": 36.443, "error_start_s": 33.649, "error_end_s": 36.443, "help_point_s": 33.649, "duration_status": "within_target", "continuity_policy": "120s_ev...
generation_error
{ "origin": "dataset_v2_context_pairs_full", "publication": "UnifiedProactiveBench/generation_error/v1", "source_manifest_original": "<source>/dataset_v2_context_pairs_full/manifest.jsonl", "source_metadata_original": "<source>/dataset_v2_context_pairs_full/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiate...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_06_4_E01_substitution_c1ca1373/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatec...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "passes": 2, "reviewer": "cy", "reviewed_at": "2026-08-28T05:29:51.096619+00:00" }
v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_07_6_E03_wrong_execution_dd65a88a
wrong_execution
execution_deviation
Rotate the pedal
Rotate the pedal backwards.
Turn the pedal forwards so the chain actually moves and catches on the gears.
The chain fails to seat on the cassette, leaving the wheel improperly installed and the drivetrain unengaged.
wrong_state
EgoExo4D
ee4d_georgiatech_bike_07_6
Complete the Install a Wheel correctly
ego
false
10
{ "error_semantics": 4, "error_type_match": 4, "visual_observability": 4, "task_impact": 4, "source_fidelity": 2, "action_timing": 3, "motion_coherence": 3, "visual_quality": 3 }
{ "source": "448x448", "generated": "720x720", "exact_size_match": false, "aspect_preserved": true, "area_ratio": 2.583 }
promoted_after_review
<source>/resolved_sources/long_video/C_ego_general/EgoExo4D/takes/georgiatech_bike_07_6/frame_aligned_videos/downscaled/448/aria06_214-1.mp4
{ "step_index": 48.406, "want_s": 7.064, "aligned_source_interval": [ 0, 6.5342 ] }
{ "correct_context": "generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_07_6_E03_wrong_execution_dd65a88a/correct_context.mp4", "error_context": "generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_07_6_E03_wrong_execution_dd65a88a/error_context.mp4", "corre...
{ "sample_id": "v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_07_6_E03_wrong_execution_dd65a88a", "label": "有问题", "confidence": 0.8, "error_start_s": 3, "error_end_s": 6, "visible_error": "操作者反向旋转脚踏板,导致链条无法正确挂合在飞轮齿轮上。", "difference_from_correct": "正确动作应正向旋转脚踏板以带动链条和车轮,而视频2中反向旋转脚踏板。", "physics_ch...
{ "source_duration_s": 61.13, "crop_start_s": 0, "crop_end_s": 61.13, "duration_s": 61.13, "source_replacement_start_s": 48.406, "source_replacement_end_s": 55.47, "error_start_s": 48.406, "error_end_s": 55.47, "help_point_s": 51.406, "duration_status": "within_target", "continuity_policy": "full_...
generation_error
{ "origin": "dataset_v2_context_pairs_full", "publication": "UnifiedProactiveBench/generation_error/v1", "source_manifest_original": "<source>/dataset_v2_context_pairs_full/manifest.jsonl", "source_metadata_original": "<source>/dataset_v2_context_pairs_full/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiate...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_07_6_E03_wrong_execution_dd65a88a/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgia...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "passes": 2, "reviewer": "cy", "reviewed_at": "2026-08-28T05:31:00.274130+00:00" }
v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_11_2_E01_substitution_f848032f
substitution
object_or_predicate_swap
Pull the release lever outwards
Rotate the release lever counter-clockwise.
Don't just turn it, you have to pull the lever outwards to flip it open.
The wheel remains secured to the dropouts because the cam tension hasn't been released, preventing the wheel from dropping out.
wrong_state
EgoExo4D
ee4d_georgiatech_bike_11_2
Complete the Remove a Wheel correctly
ego
false
4.875
{ "error_semantics": 4, "error_type_match": 4, "visual_observability": 4, "task_impact": 4, "source_fidelity": 3, "action_timing": 4, "motion_coherence": 4, "visual_quality": 4 }
{ "source": "448x448", "generated": "720x720", "exact_size_match": false, "aspect_preserved": true, "area_ratio": 2.583 }
passed_lean_gates
<source>/resolved_sources/long_video/C_ego_general/EgoExo4D/takes/georgiatech_bike_11_2/frame_aligned_videos/downscaled/448/aria05_214-1.mp4
{ "step_index": 7.279, "want_s": 3.634, "aligned_source_interval": [ 0.27255, 3.36145 ] }
{ "correct_context": "generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_11_2_E01_substitution_f848032f/correct_context.mp4", "error_context": "generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_11_2_E01_substitution_f848032f/error_context.mp4", "correct_cli...
{ "sample_id": "v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_11_2_E01_substitution_f848032f", "label": "有问题", "confidence": 0.9, "error_start_s": 0, "error_end_s": 4, "visible_error": "视频2中,操作者直接逆时针旋转快拆杆,而没有先向外拉开(翻开)快拆杆。", "difference_from_correct": "正确步骤应该先向外拉开快拆杆以释放张力,而视频2中直接进行旋转,导致无法正确释放车轮。", ...
{ "source_duration_s": 21.37, "crop_start_s": 0, "crop_end_s": 21.37, "duration_s": 21.37, "source_replacement_start_s": 7.279, "source_replacement_end_s": 10.913, "error_start_s": 7.279, "error_end_s": 10.913, "help_point_s": 7.279, "duration_status": "short_source", "continuity_policy": "full_so...
generation_error
{ "origin": "dataset_v2_context_pairs_full", "publication": "UnifiedProactiveBench/generation_error/v1", "source_manifest_original": "<source>/dataset_v2_context_pairs_full/manifest.jsonl", "source_metadata_original": "<source>/dataset_v2_context_pairs_full/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiate...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_11_2_E01_substitution_f848032f/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatec...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "passes": 2, "reviewer": "cy", "reviewed_at": "2026-08-28T05:31:08.858357+00:00" }
v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_11_4_E01_wrong_execution_2c9a890d
wrong_execution
execution_deviation
Get a new inner tube
Pick up the old, punctured inner tube.
Wait, you're grabbing the old flat tube instead of the new one!
Reinstalling a punctured tube means the tire will not hold air when inflated, failing the task.
wrong_object
EgoExo4D
ee4d_georgiatech_bike_11_4
Complete the Fix a Flat Tire - Replace a Bike Tube correctly
ego
false
6.5
{ "error_semantics": 4, "error_type_match": 4, "visual_observability": 4, "task_impact": 4, "source_fidelity": 2, "action_timing": 3, "motion_coherence": 3, "visual_quality": 3 }
{ "source": "448x448", "generated": "720x720", "exact_size_match": false, "aspect_preserved": true, "area_ratio": 2.583 }
promoted_after_review
<source>/resolved_sources/long_video/C_ego_general/EgoExo4D/takes/georgiatech_bike_11_4/frame_aligned_videos/downscaled/448/aria05_214-1.mp4
{ "step_index": 294.605, "want_s": 13.511, "aligned_source_interval": [ 2.3644249999999998, 13.511 ] }
{ "correct_context": "generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_11_4_E01_wrong_execution_2c9a890d/correct_context.mp4", "error_context": "generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_11_4_E01_wrong_execution_2c9a890d/error_context.mp4", "corre...
{ "sample_id": "v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_11_4_E01_wrong_execution_2c9a890d", "label": "有问题", "confidence": 0.8, "error_start_s": 1, "error_end_s": 6, "visible_error": "操作者拿起了桌上的旧内胎,而非从橙色盒子中取出新内胎。", "difference_from_correct": "正确动作是从包装盒中取出新内胎;错误动作是直接拿取桌上的旧内胎。", "physics_check...
{ "source_duration_s": 483.7, "crop_start_s": 234.605, "crop_end_s": 354.605, "duration_s": 120, "source_replacement_start_s": 294.605, "source_replacement_end_s": 308.116, "error_start_s": 60, "error_end_s": 73.511, "help_point_s": 61, "duration_status": "within_target", "continuity_policy": "120...
generation_error
{ "origin": "dataset_v2_context_pairs_full", "publication": "UnifiedProactiveBench/generation_error/v1", "source_manifest_original": "<source>/dataset_v2_context_pairs_full/manifest.jsonl", "source_metadata_original": "<source>/dataset_v2_context_pairs_full/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiate...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_11_4_E01_wrong_execution_2c9a890d/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgia...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "passes": 2, "reviewer": "cy", "reviewed_at": "2026-08-28T05:31:11.907676+00:00" }
v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_16_14_E01_wrong_execution_97c9d673
wrong_execution
execution_deviation
Get bike tire lever
Get a flathead screwdriver.
Don't use a screwdriver for that, you'll puncture the tube or scratch the rim!
The sharp metal tip of the screwdriver pinches the rubber tube against the hard rim, creating a new puncture and ruining the repair.
wrong_object
EgoExo4D
ee4d_georgiatech_bike_16_14
Complete the Fix a Flat Tire - Replace a Bike Tube correctly
ego
false
5.583
{ "error_semantics": 4, "error_type_match": 4, "visual_observability": 4, "task_impact": 4, "source_fidelity": 4, "action_timing": 4, "motion_coherence": 4, "visual_quality": 4 }
{ "source": "448x448", "generated": "720x720", "exact_size_match": false, "aspect_preserved": true, "area_ratio": 2.583 }
passed_lean_gates
<source>/resolved_sources/long_video/C_ego_general/EgoExo4D/takes/georgiatech_bike_16_14/frame_aligned_videos/downscaled/448/aria03_214-1.mp4
{ "step_index": 0, "want_s": 10.818, "aligned_source_interval": [ 7.302149999999999, 10.818 ] }
{ "correct_context": "generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_16_14_E01_wrong_execution_97c9d673/correct_context.mp4", "error_context": "generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_16_14_E01_wrong_execution_97c9d673/error_context.mp4", "cor...
{ "sample_id": "v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_16_14_E01_wrong_execution_97c9d673", "label": "有问题", "confidence": 0.8, "error_start_s": 0, "error_end_s": 5.5, "visible_error": "视频2中展示了使用一字螺丝刀代替自行车撬胎棒,这可能会损坏内胎或车圈。", "difference_from_correct": "视频1中正确拿取了黄色的撬胎棒,而视频2中拿取并展示了一把黄色手柄的一字螺丝刀。...
{ "source_duration_s": 232.4, "crop_start_s": 0, "crop_end_s": 120, "duration_s": 120, "source_replacement_start_s": 0, "source_replacement_end_s": 10.818, "error_start_s": 0, "error_end_s": 10.818, "help_point_s": 0, "duration_status": "within_target", "continuity_policy": "120s_event_centered", ...
generation_error
{ "origin": "dataset_v2_context_pairs_full", "publication": "UnifiedProactiveBench/generation_error/v1", "source_manifest_original": "<source>/dataset_v2_context_pairs_full/manifest.jsonl", "source_metadata_original": "<source>/dataset_v2_context_pairs_full/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiate...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_16_14_E01_wrong_execution_97c9d673/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgi...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "passes": 2, "reviewer": "cy", "reviewed_at": "2026-08-28T05:31:24.110061+00:00" }
v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_16_6_E01_wrong_execution_4ee243ec
wrong_execution
execution_deviation
Push the release lever inwards
Pull the release lever outwards.
Push the lever inwards to release it, don't pull it out.
The axle remains closed, preventing the wheel from sliding into the frame's dropouts.
wrong_state
EgoExo4D
ee4d_georgiatech_bike_16_6
Complete the Install a Wheel correctly
ego
false
5.792
{ "error_semantics": 4, "error_type_match": 4, "visual_observability": 4, "task_impact": 4, "source_fidelity": 3, "action_timing": 4, "motion_coherence": 4, "visual_quality": 4 }
{ "source": "448x448", "generated": "720x720", "exact_size_match": false, "aspect_preserved": true, "area_ratio": 2.583 }
passed_lean_gates
<source>/resolved_sources/long_video/C_ego_general/EgoExo4D/takes/georgiatech_bike_16_6/frame_aligned_videos/downscaled/448/aria03_214-1.mp4
{ "step_index": 95.083, "want_s": 3.604, "aligned_source_interval": [ 0, 3.604 ] }
{ "correct_context": "generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_16_6_E01_wrong_execution_4ee243ec/correct_context.mp4", "error_context": "generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_16_6_E01_wrong_execution_4ee243ec/error_context.mp4", "corre...
{ "sample_id": "v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_16_6_E01_wrong_execution_4ee243ec", "label": "有问题", "confidence": 0.75, "error_start_s": 1, "error_end_s": 4, "visible_error": "操作者向外拉动快拆杆,未将其向内推紧锁定。", "difference_from_correct": "正确动作应向内推紧快拆杆,而视频2中操作者将其向外拉开。", "physics_check": "通过", ...
{ "source_duration_s": 177.17, "crop_start_s": 0, "crop_end_s": 177.17, "duration_s": 177.17, "source_replacement_start_s": 95.083, "source_replacement_end_s": 98.687, "error_start_s": 95.083, "error_end_s": 98.687, "help_point_s": 96.083, "duration_status": "within_target", "continuity_policy": "...
generation_error
{ "origin": "dataset_v2_context_pairs_full", "publication": "UnifiedProactiveBench/generation_error/v1", "source_manifest_original": "<source>/dataset_v2_context_pairs_full/manifest.jsonl", "source_metadata_original": "<source>/dataset_v2_context_pairs_full/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiate...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_16_6_E01_wrong_execution_4ee243ec/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgia...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "passes": 2, "reviewer": "cy", "reviewed_at": "2026-08-28T05:31:30.840110+00:00" }
v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_19_12_E02_wrong_execution_ce5f9a9c
wrong_execution
execution_deviation
Use a cloth to dry off any liquid on the chain
Dab the cloth on a single section of the chain without rotating the pedals.
Hold the cloth around the chain and spin the pedals backward to dry the whole thing.
The remaining liquid prevents the lubricant from working, leading to a noisy, poorly lubricated chain that may rust.
wrong_state
EgoExo4D
ee4d_georgiatech_bike_19_12
Complete the Clean and Lubricate the Chain correctly
ego
false
5.708
{ "error_semantics": 4, "error_type_match": 4, "visual_observability": 4, "task_impact": 3, "source_fidelity": 3, "action_timing": 3, "motion_coherence": 3, "visual_quality": 3 }
{ "source": "448x448", "generated": "720x720", "exact_size_match": false, "aspect_preserved": true, "area_ratio": 2.583 }
passed_lean_gates
<source>/resolved_sources/long_video/C_ego_general/EgoExo4D/takes/georgiatech_bike_19_12/frame_aligned_videos/downscaled/448/aria05_214-1.mp4
{ "step_index": 47.429, "want_s": 9.006, "aligned_source_interval": [ 0, 9.006 ] }
{ "correct_context": "generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_19_12_E02_wrong_execution_ce5f9a9c/correct_context.mp4", "error_context": "generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_19_12_E02_wrong_execution_ce5f9a9c/error_context.mp4", "cor...
{ "sample_id": "v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_19_12_E02_wrong_execution_ce5f9a9c", "label": "有问题", "confidence": 0.7, "error_start_s": 1, "error_end_s": 5, "visible_error": "操作者仅用抹布擦拭链条局部,未转动脚踏板。", "difference_from_correct": "正确动作旋转脚踏板干燥整条链条,错误动作仅擦拭局部且未旋转脚踏板。", "physics_check": "...
{ "source_duration_s": 201.6, "crop_start_s": 0, "crop_end_s": 120, "duration_s": 120, "source_replacement_start_s": 47.429, "source_replacement_end_s": 56.435, "error_start_s": 47.429, "error_end_s": 56.435, "help_point_s": 48.429, "duration_status": "within_target", "continuity_policy": "120s_ev...
generation_error
{ "origin": "dataset_v2_context_pairs_full", "publication": "UnifiedProactiveBench/generation_error/v1", "source_manifest_original": "<source>/dataset_v2_context_pairs_full/manifest.jsonl", "source_metadata_original": "<source>/dataset_v2_context_pairs_full/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiate...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgiatech_bike_19_12_E02_wrong_execution_ce5f9a9c/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_georgi...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "passes": 2, "reviewer": "cy", "reviewed_at": "2026-08-28T05:31:37.408061+00:00" }
End of preview. Expand in Data Studio

UPBench-Error-verified-v2

LCZZZZ/UPBench-Errorgeneration_error 子集,经两轮人工核验后保留的 1,219 条样本。每条样本视觉上看不出明显的低级生成缺陷。

筛选过程

步骤 剩余
原始 generation_error 样本 5,761
剔除 is_gui=true(GUI-World / egoproactive 屏幕录制) 3,390
第一轮:逐条过目 error_clip.mp4 good 1,420 / bad 1,970
第二轮:对第一轮 good 再过一遍 good 1,219 / bad 201

第二轮刷掉了第一轮 14.2% 的样本,最终保留率 1,219 / 3,390 = 36.0%。

内容

metadata/manifest-verified.jsonl   1,219 条,原 manifest 全部 25 个字段逐字保留,
                                   另加 human_verification 字段
metadata/summary.json              统计摘要
generation_error/samples/<sample_id>/
    error_clip.mp4                 AI 生成的错误片段
    error_context.mp4              完整上下文:真实前段 + 尾部生成段
    correct_clip.mp4               配对的正确片段(真实拍摄)
    correct_context.mp4            配对的完整上下文(全程真实)

视频路径与原数据集同构,可直接用 manifest 里的 files 字段定位:

rec["files"]["error_clip"]
# -> generation_error/samples/<sample_id>/error_clip.mp4

human_verification 字段:

{"label": "good",
 "meaning": "no obvious low-level generation artifact",
 "passes": 2, "reviewer": "...", "reviewed_at": "..."}

其余字段(error_type / correct_step / error_step / expected_correction / failure_mechanism / audit / pair / temporal / geometry …) 与原数据集逐字一致,未做任何改写或翻译

构成

error_type 数量
wrong_execution 704
substitution 515
上游数据集 数量
EgoExo4D 557
EgoExoLearn 453
ENIGMA-360 45
egoproactive 32
EgoLife 27
BARISTA 24
KS-Gen/COIN 22
其余 59

许可

沿用原数据集的 source-dataset-terms。素材来自 EgoExo4D、EgoExoLearn、 ENIGMA-360、HoloAssist 等上游数据集,各自的使用协议依然适用。 使用前请确认你已获得相应上游数据集的授权。

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