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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", "reviewer": "chengzhi.ucsb", "reviewed_at": "2026-08-25T07:35:52.098491+00:00", "note": "" }
v2_ab_letterbox_arm_B_ee4d_georgiatech_covid_03_4_E01_substitution_ebba414a
substitution
object_or_predicate_swap
Get the testing tube
Pick up the test cassette.
Put that down and get the little tube first; you need to mix the sample before using the cassette.
The user cannot mix the swab with the buffer liquid without the testing tube, halting the test procedure or leading to applying an unmixed sample.
wrong_object
EgoExo4D
ee4d_georgiatech_covid_03_4
Complete the Covid-19 Rapid Antigen Test 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/georgiatech_covid_03_4/frame_aligned_videos/downscaled/448/aria01_214-1.mp4
{ "step_index": 171.434, "want_s": 6.701, "aligned_source_interval": [ 0.502575, 6.701 ] }
{ "correct_context": "generation_error/samples/v2_ab_letterbox_arm_B_ee4d_georgiatech_covid_03_4_E01_substitution_ebba414a/correct_context.mp4", "error_context": "generation_error/samples/v2_ab_letterbox_arm_B_ee4d_georgiatech_covid_03_4_E01_substitution_ebba414a/error_context.mp4", "correct_clip": "generation_er...
{ "sample_id": "v2_ab_letterbox_arm_B_ee4d_georgiatech_covid_03_4_E01_substitution_ebba414a", "label": "有问题", "confidence": 0.95, "error_start_s": 1, "error_end_s": 6, "visible_error": "用户拿起了测试卡(test cassette),而不是测试管(testing tube)。", "difference_from_correct": "在视频1中,用户从包装袋中取出测试管;而在视频2中,用户拿起了测试卡并展示给镜头,忽略了...
{ "source_duration_s": 291.1, "crop_start_s": 111.434, "crop_end_s": 231.434, "duration_s": 120, "source_replacement_start_s": 171.434, "source_replacement_end_s": 178.135, "error_start_s": 60, "error_end_s": 66.701, "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_letterbox_arm_B_ee4d_georgiatech_covid_0...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_ab_letterbox_arm_B_ee4d_georgiatech_covid_03_4_E01_substitution_ebba414a/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_ab_letterbox_arm_B_ee4d_georgiatech_covid_03_4_E01_su...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "reviewer": "chengzhi.ucsb", "reviewed_at": "2026-08-25T07:36:00.093674+00:00", "note": "" }
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", "reviewer": "chengzhi.ucsb", "reviewed_at": "2026-08-25T07:36:07.018886+00:00", "note": "" }
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", "reviewer": "chengzhi.ucsb", "reviewed_at": "2026-08-25T07:36:13.868386+00:00", "note": "" }
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", "reviewer": "chengzhi.ucsb", "reviewed_at": "2026-08-25T07:36:17.736120+00:00", "note": "" }
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", "reviewer": "chengzhi.ucsb", "reviewed_at": "2026-08-25T07:36:38.255610+00:00", "note": "" }
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", "reviewer": "chengzhi.ucsb", "reviewed_at": "2026-08-25T07:36:45.748220+00:00", "note": "" }
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", "reviewer": "chengzhi.ucsb", "reviewed_at": "2026-08-25T07:37:17.444109+00:00", "note": "" }
v2_ab_letterbox_arm_B_ee4d_uniandes_cooking_001_12_E01_substitution_ecbaddd2
substitution
object_or_predicate_swap
Get spoon
Get a fork.
You grabbed a fork, you need a spoon for the foam.
Milk foam will pass right through the tines of the fork, making it impossible to scoop or hold back the foam to finish the latte.
wrong_object
EgoExo4D
ee4d_uniandes_cooking_001_12
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": 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/uniandes_cooking_001_12/frame_aligned_videos/downscaled/448/aria01_214-1.mp4
{ "step_index": 270.541, "want_s": 2.775, "aligned_source_interval": [ 0, 2 ] }
{ "correct_context": "generation_error/samples/v2_ab_letterbox_arm_B_ee4d_uniandes_cooking_001_12_E01_substitution_ecbaddd2/correct_context.mp4", "error_context": "generation_error/samples/v2_ab_letterbox_arm_B_ee4d_uniandes_cooking_001_12_E01_substitution_ecbaddd2/error_context.mp4", "correct_clip": "generation_...
{ "sample_id": "v2_ab_letterbox_arm_B_ee4d_uniandes_cooking_001_12_E01_substitution_ecbaddd2", "label": "有问题", "confidence": 0.95, "error_start_s": 0, "error_end_s": 2, "visible_error": "视频中拿取了叉子而不是勺子。", "difference_from_correct": "正确动作应该拿取勺子,而视频2中拿取了叉子。", "physics_check": "通过", "reason": "视频2中清晰地展示了拿...
{ "source_duration_s": 483.07, "crop_start_s": 210.541, "crop_end_s": 330.541, "duration_s": 120, "source_replacement_start_s": 270.541, "source_replacement_end_s": 273.316, "error_start_s": 60, "error_end_s": 62.775, "help_point_s": 60, "duration_status": "within_target", "continuity_policy": "12...
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_001_12_E01_substitution_ecbaddd2/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_ab_letterbox_arm_B_ee4d_uniandes_cooking_001_12_E01_...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "reviewer": "chengzhi.ucsb", "reviewed_at": "2026-08-25T07:37:25.390111+00:00", "note": "" }
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", "reviewer": "chengzhi.ucsb", "reviewed_at": "2026-08-25T07:37:50.298194+00:00", "note": "" }
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", "reviewer": "chengzhi.ucsb", "reviewed_at": "2026-08-25T07:38:19.973515+00:00", "note": "" }
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", "reviewer": "chengzhi.ucsb", "reviewed_at": "2026-08-25T07:38:37.482064+00:00", "note": "" }
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", "reviewer": "chengzhi.ucsb", "reviewed_at": "2026-08-25T07:39:17.666876+00:00", "note": "" }
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", "reviewer": "chengzhi.ucsb", "reviewed_at": "2026-08-25T07:39:43.876641+00:00", "note": "" }
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", "reviewer": "chengzhi.ucsb", "reviewed_at": "2026-08-25T07:40:04.165108+00:00", "note": "" }
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", "reviewer": "chengzhi.ucsb", "reviewed_at": "2026-08-25T07:40:32.239446+00:00", "note": "" }
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", "reviewer": "chengzhi.ucsb", "reviewed_at": "2026-08-25T07:40:40.145012+00:00", "note": "" }
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", "reviewer": "chengzhi.ucsb", "reviewed_at": "2026-08-25T07:40:46.046401+00:00", "note": "" }
v2_dataset_v2_batch3_autoann_A_auto_eel_bee94138_E04_wrong_execution_22d18308
wrong_execution
execution_deviation
Pour soy sauce from the bottle into the pan
Pour soy sauce from the bottle into the prep bowl.
Wait, the soy sauce goes directly into the pan, not the bowl!
The dish lacks the required seasoning during the active cooking phase, resulting in an improperly flavored meal.
wrong_destination
autoann
auto_eel_bee94138
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": 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/bee94138-ac78-11ee-819f-80615f12b59e.mp4
{ "step_index": 598.05, "want_s": 2, "aligned_source_interval": [ 0, 2 ] }
{ "correct_context": "generation_error/samples/v2_dataset_v2_batch3_autoann_A_auto_eel_bee94138_E04_wrong_execution_22d18308/correct_context.mp4", "error_context": "generation_error/samples/v2_dataset_v2_batch3_autoann_A_auto_eel_bee94138_E04_wrong_execution_22d18308/error_context.mp4", "correct_clip": "generatio...
{ "sample_id": "v2_dataset_v2_batch3_autoann_A_auto_eel_bee94138_E04_wrong_execution_22d18308", "label": "有问题", "confidence": 0.8, "error_start_s": 0, "error_end_s": 2, "visible_error": "视频2中将酱油倒入碗中,而不是直接倒入锅中。", "difference_from_correct": "视频1中酱油直接加入锅内,视频2中则倒入旁边的碗里。", "physics_check": "通过", "reason": ...
{ "source_duration_s": 698.56, "crop_start_s": 538.05, "crop_end_s": 658.05, "duration_s": 120, "source_replacement_start_s": 598.05, "source_replacement_end_s": 600.05, "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_autoann_A_auto_eel_bee941...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_autoann_A_auto_eel_bee94138_E04_wrong_execution_22d18308/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_autoann_A_auto_eel_bee94138_E04_w...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "reviewer": "chengzhi.ucsb", "reviewed_at": "2026-08-25T07:40:56.731122+00:00", "note": "" }
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", "reviewer": "chengzhi.ucsb", "reviewed_at": "2026-08-25T07:41:22.110061+00:00", "note": "" }
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", "reviewer": "chengzhi.ucsb", "reviewed_at": "2026-08-25T07:41:32.783349+00:00", "note": "" }
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", "reviewer": "chengzhi.ucsb", "reviewed_at": "2026-08-25T07:41:46.801068+00:00", "note": "" }
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", "reviewer": "chengzhi.ucsb", "reviewed_at": "2026-08-25T07:41:59.376438+00:00", "note": "" }
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", "reviewer": "chengzhi.ucsb", "reviewed_at": "2026-08-25T07:43:11.559079+00:00", "note": "" }
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", "reviewer": "chengzhi.ucsb", "reviewed_at": "2026-08-25T07:45:41.597485+00:00", "note": "" }
v2_dataset_v2_batch3_densestep_A_ds_lN3l7RYS2dw_E02_wrong_execution_4427bdc9
wrong_execution
execution_deviation
Activate Junk Berserker's effect during the battle phase.
Activate Junk Defender's effect during the battle phase.
Wait, you need to activate Junk Berserker's effect, not Junk Defender's!
The wrong effect resolves, leaving the opponent's monster unaffected and causing the player to lose the battle.
wrong_object
DenseStep2M/HowTo100M
ds_lN3l7RYS2dw
Complete the instructional task correctly
unspecified
false
3.208
{ "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": "360x640", "generated": "720x1280", "exact_size_match": false, "aspect_preserved": true, "area_ratio": 4 }
passed_lean_gates
<source>/source_videos/densestep/lN3l7RYS2dw.mp4
{ "step_index": 405.11, "want_s": 2.46, "aligned_source_interval": [ 0, 2.0295 ] }
{ "correct_context": "generation_error/samples/v2_dataset_v2_batch3_densestep_A_ds_lN3l7RYS2dw_E02_wrong_execution_4427bdc9/correct_context.mp4", "error_context": "generation_error/samples/v2_dataset_v2_batch3_densestep_A_ds_lN3l7RYS2dw_E02_wrong_execution_4427bdc9/error_context.mp4", "correct_clip": "generation_...
{ "sample_id": "v2_dataset_v2_batch3_densestep_A_ds_lN3l7RYS2dw_E02_wrong_execution_4427bdc9", "label": "有问题", "confidence": 0.8, "error_start_s": 0, "error_end_s": 2, "visible_error": "视频2中激活并展示了“垃圾守卫者”的效果,而非“垃圾狂战士”的效果。", "difference_from_correct": "正确视频激活了垃圾狂战士的效果,而错误视频激活了垃圾守卫者的效果。", "physics_check": ...
{ "source_duration_s": 761.38, "crop_start_s": 345.11, "crop_end_s": 465.11, "duration_s": 120, "source_replacement_start_s": 405.11, "source_replacement_end_s": 407.57, "error_start_s": 60, "error_end_s": 62.46, "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_lN3l7RYS2d...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_densestep_A_ds_lN3l7RYS2dw_E02_wrong_execution_4427bdc9/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_densestep_A_ds_lN3l7RYS2dw_E02_wro...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "reviewer": "chengzhi.ucsb", "reviewed_at": "2026-08-25T07:46:13.831235+00:00", "note": "" }
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", "reviewer": "chengzhi.ucsb", "reviewed_at": "2026-08-25T07:46:37.090592+00:00", "note": "" }
v2_dataset_v2_batch3_ego16_A_eel_bee93bfc_E02_substitution_553c390d
substitution
object_or_predicate_swap
Use a spoon to scoop an appropriate amount of oil from the bowl
Use a slotted spoon to scoop oil from the bowl.
That's a slotted spoon, the oil will just fall right through it.
The required liquid ingredient is not successfully added to the dish because it leaks through the incorrect tool.
wrong_quantity
EgoExoLearn
eel_bee93bfc
Complete the kitchen procedure correctly
ego
false
8.208
{ "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": 258.5, "want_s": 5.702, "aligned_source_interval": [ 0, 5.702 ] }
{ "correct_context": "generation_error/samples/v2_dataset_v2_batch3_ego16_A_eel_bee93bfc_E02_substitution_553c390d/correct_context.mp4", "error_context": "generation_error/samples/v2_dataset_v2_batch3_ego16_A_eel_bee93bfc_E02_substitution_553c390d/error_context.mp4", "correct_clip": "generation_error/samples/v2_d...
{ "sample_id": "v2_dataset_v2_batch3_ego16_A_eel_bee93bfc_E02_substitution_553c390d", "label": "有问题", "confidence": 0.95, "error_start_s": 1, "error_end_s": 6, "visible_error": "视频2中,操作人员使用漏勺去舀碗里的油,导致油全部从漏勺的孔洞中漏掉,无法成功舀起。", "difference_from_correct": "视频1中,操作人员使用的是普通的勺子成功舀起并倒入油;而视频2中错误地使用了漏勺,导致液体流失。", "p...
{ "source_duration_s": 665.6, "crop_start_s": 198.5, "crop_end_s": 318.5, "duration_s": 120, "source_replacement_start_s": 258.5, "source_replacement_end_s": 264.202, "error_start_s": 60, "error_end_s": 65.702, "help_point_s": 61, "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_ego16_A_eel_bee93bfc_E02_...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_ego16_A_eel_bee93bfc_E02_substitution_553c390d/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_ego16_A_eel_bee93bfc_E02_substitution_553c3...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "reviewer": "chengzhi.ucsb", "reviewed_at": "2026-08-25T07:46:44.579892+00:00", "note": "" }
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", "reviewer": "chengzhi.ucsb", "reviewed_at": "2026-08-25T07:46:54.548888+00:00", "note": "" }
v2_dataset_v2_batch3_ego16_A_eel_bee93fe4_E02_wrong_execution_f037fb11
wrong_execution
execution_deviation
Cover the pot lid on top of the pot
Place the serving spoon inside the pot.
Don't forget to put the lid on the pot to keep the heat in.
The food loses too much moisture or fails to cook through properly because the required heat and steam are not trapped.
wrong_state
EgoExoLearn
eel_bee93fe4
Complete the kitchen procedure 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": "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/bee93fe4-ac78-11ee-819f-80615f12b59e.mp4
{ "step_index": 286.9, "want_s": 3.4, "aligned_source_interval": [ 0, 2 ] }
{ "correct_context": "generation_error/samples/v2_dataset_v2_batch3_ego16_A_eel_bee93fe4_E02_wrong_execution_f037fb11/correct_context.mp4", "error_context": "generation_error/samples/v2_dataset_v2_batch3_ego16_A_eel_bee93fe4_E02_wrong_execution_f037fb11/error_context.mp4", "correct_clip": "generation_error/sample...
{ "sample_id": "v2_dataset_v2_batch3_ego16_A_eel_bee93fe4_E02_wrong_execution_f037fb11", "label": "有问题", "confidence": 0.75, "error_start_s": 0, "error_end_s": 2, "visible_error": "未按要求盖上锅盖,而是使用铲子在锅中搅拌。", "difference_from_correct": "正确动作是盖上锅盖,而错误动作是使用铲子在锅内操作。", "physics_check": "通过", "reason": "视频2中未执...
{ "source_duration_s": 618.4, "crop_start_s": 226.9, "crop_end_s": 346.9, "duration_s": 120, "source_replacement_start_s": 286.9, "source_replacement_end_s": 290.3, "error_start_s": 60, "error_end_s": 63.4, "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_ego16_A_eel_bee93fe4_E02_...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_ego16_A_eel_bee93fe4_E02_wrong_execution_f037fb11/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_ego16_A_eel_bee93fe4_E02_wrong_execution...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "reviewer": "chengzhi.ucsb", "reviewed_at": "2026-08-25T07:47:02.939316+00:00", "note": "" }
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", "reviewer": "chengzhi.ucsb", "reviewed_at": "2026-08-25T07:47:11.799671+00:00", "note": "" }
v2_dataset_v2_batch3_ego16_A_eel_bee94570_E03_wrong_execution_c8bc49f8
wrong_execution
execution_deviation
Hold the pot, hold the oil pot, pour a little oil into the pot
Hold the pot, hold the oil pot, pour a large amount of oil into the pot.
Stop pouring, that's way too much oil!
The dish becomes unpalatably greasy and cooks incorrectly due to being submerged in too much fat.
wrong_quantity
EgoExoLearn
eel_bee94570
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/bee94570-ac78-11ee-819f-80615f12b59e.mp4
{ "step_index": 439.7, "want_s": 8.5, "aligned_source_interval": [ 1.4875, 8.5 ] }
{ "correct_context": "generation_error/samples/v2_dataset_v2_batch3_ego16_A_eel_bee94570_E03_wrong_execution_c8bc49f8/correct_context.mp4", "error_context": "generation_error/samples/v2_dataset_v2_batch3_ego16_A_eel_bee94570_E03_wrong_execution_c8bc49f8/error_context.mp4", "correct_clip": "generation_error/sample...
{ "sample_id": "v2_dataset_v2_batch3_ego16_A_eel_bee94570_E03_wrong_execution_c8bc49f8", "label": "有问题", "confidence": 0.8, "error_start_s": 3, "error_end_s": 7, "visible_error": "向锅中倒入过量食用油,油量过多。", "difference_from_correct": "视频1仅倒入少量油,视频2持续倾倒大量油。", "physics_check": "通过", "reason": "视频2中倒入的油量明显过多,不符合...
{ "source_duration_s": 671.64, "crop_start_s": 379.7, "crop_end_s": 499.7, "duration_s": 120, "source_replacement_start_s": 439.7, "source_replacement_end_s": 448.2, "error_start_s": 60, "error_end_s": 68.5, "help_point_s": 63, "duration_status": "within_target", "continuity_policy": "120s_event_c...
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_bee94570_E03_...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_ego16_A_eel_bee94570_E03_wrong_execution_c8bc49f8/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_ego16_A_eel_bee94570_E03_wrong_execution...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "reviewer": "chengzhi.ucsb", "reviewed_at": "2026-08-25T07:47:35.968471+00:00", "note": "" }
v2_dataset_v2_batch3_ego16_A_eel_bee9470a_E02_substitution_e43d6cb7
substitution
object_or_predicate_swap
Press the ginger and slice it into pieces with the knife
Press the garlic and slice it into pieces with the knife.
Wait, you're supposed to be slicing the ginger right now, not the garlic.
The wrong aromatic will be added to the dish, altering the intended flavor profile, while the required ginger is missing.
wrong_object
EgoExoLearn
eel_bee9470a
Complete the kitchen procedure correctly
ego
false
7.708
{ "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": 222.4, "want_s": 4.8, "aligned_source_interval": [ 0, 4.8 ] }
{ "correct_context": "generation_error/samples/v2_dataset_v2_batch3_ego16_A_eel_bee9470a_E02_substitution_e43d6cb7/correct_context.mp4", "error_context": "generation_error/samples/v2_dataset_v2_batch3_ego16_A_eel_bee9470a_E02_substitution_e43d6cb7/error_context.mp4", "correct_clip": "generation_error/samples/v2_d...
{ "sample_id": "v2_dataset_v2_batch3_ego16_A_eel_bee9470a_E02_substitution_e43d6cb7", "label": "有问题", "confidence": 0.95, "error_start_s": 0, "error_end_s": 7, "visible_error": "视频2中切的是大蒜,而不是生姜。", "difference_from_correct": "视频1中正确地切了生姜,而视频2中错误地切了大蒜。", "physics_check": "通过", "reason": "视频2中使用了错误的食材(大蒜...
{ "source_duration_s": 965.84, "crop_start_s": 162.4, "crop_end_s": 282.4, "duration_s": 120, "source_replacement_start_s": 222.4, "source_replacement_end_s": 227.2, "error_start_s": 60, "error_end_s": 64.8, "help_point_s": 60, "duration_status": "within_target", "continuity_policy": "120s_event_c...
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_bee9470a_E02_...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_ego16_A_eel_bee9470a_E02_substitution_e43d6cb7/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_ego16_A_eel_bee9470a_E02_substitution_e43d6...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "reviewer": "chengzhi.ucsb", "reviewed_at": "2026-08-25T07:48:00.173033+00:00", "note": "" }
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", "reviewer": "chengzhi.ucsb", "reviewed_at": "2026-08-25T07:50:31.824672+00:00", "note": "" }
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", "reviewer": "chengzhi.ucsb", "reviewed_at": "2026-08-25T07:50:48.750306+00:00", "note": "" }
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", "reviewer": "chengzhi.ucsb", "reviewed_at": "2026-08-25T07:51:09.911499+00:00", "note": "" }
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", "reviewer": "chengzhi.ucsb", "reviewed_at": "2026-08-25T07:51:46.595030+00:00", "note": "" }
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", "reviewer": "chengzhi.ucsb", "reviewed_at": "2026-08-25T07:52:26.607707+00:00", "note": "" }
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", "reviewer": "chengzhi.ucsb", "reviewed_at": "2026-08-25T07:53:19.169852+00:00", "note": "" }
v2_dataset_v2_batch3_egoexo4d_A_ee4d_fair_bike_02_8_E01_substitution_78cc9e44
substitution
object_or_predicate_swap
Tighten both axle nuts using a wrench
Tighten both axle nuts by hand.
You need to use a wrench to tighten those down properly, hand-tight isn't enough.
The wheel will vibrate loose and potentially fall off during use due to insufficient torque on the axle nuts.
wrong_state
EgoExo4D
ee4d_fair_bike_02_8
Complete the Install 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_02_8/frame_aligned_videos/downscaled/448/aria02_214-1.mp4
{ "step_index": 27.715, "want_s": 11.732, "aligned_source_interval": [ 0, 11.732 ] }
{ "correct_context": "generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_fair_bike_02_8_E01_substitution_78cc9e44/correct_context.mp4", "error_context": "generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_fair_bike_02_8_E01_substitution_78cc9e44/error_context.mp4", "correct_clip": "generatio...
{ "sample_id": "v2_dataset_v2_batch3_egoexo4d_A_ee4d_fair_bike_02_8_E01_substitution_78cc9e44", "label": "有问题", "confidence": 0.95, "error_start_s": 0, "error_end_s": 9, "visible_error": "操作人员仅用手拧紧两侧的轴螺母,没有使用扳手进行加固。", "difference_from_correct": "在正确视频中,操作人员使用扳手将两侧的轴螺母牢固拧紧;而在错误视频中,操作人员仅用手拧紧,未达到安全扭矩。", "p...
{ "source_duration_s": 141.47, "crop_start_s": 0, "crop_end_s": 141.47, "duration_s": 141.47, "source_replacement_start_s": 27.715, "source_replacement_end_s": 39.447, "error_start_s": 27.715, "error_end_s": 39.447, "help_point_s": 27.715, "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_fair_bike...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_fair_bike_02_8_E01_substitution_78cc9e44/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_fair_bike_02_8_E0...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "reviewer": "chengzhi.ucsb", "reviewed_at": "2026-08-25T07:53:27.626008+00:00", "note": "" }
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", "reviewer": "chengzhi.ucsb", "reviewed_at": "2026-08-25T07:53:40.061543+00:00", "note": "" }
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", "reviewer": "chengzhi.ucsb", "reviewed_at": "2026-08-25T07:53:50.320077+00:00", "note": "" }
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", "reviewer": "chengzhi.ucsb", "reviewed_at": "2026-08-25T07:54:17.642457+00:00", "note": "" }
v2_dataset_v2_batch3_egoexo4d_A_ee4d_fair_bike_09_6_E01_wrong_execution_ac853f32
wrong_execution
execution_deviation
Pull the inner tube out
Attach a pump to the valve and inflate the flat inner tube.
Don't pump it up now, you need to pull the old tube out first!
The old tube occupies the space needed for the new tube, halting the replacement process.
off_step
EgoExo4D
ee4d_fair_bike_09_6
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": 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_09_6/frame_aligned_videos/downscaled/448/aria03_214-1.mp4
{ "step_index": 25.336, "want_s": 10.305, "aligned_source_interval": [ 0, 5.410125 ] }
{ "correct_context": "generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_fair_bike_09_6_E01_wrong_execution_ac853f32/correct_context.mp4", "error_context": "generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_fair_bike_09_6_E01_wrong_execution_ac853f32/error_context.mp4", "correct_clip": "gen...
{ "sample_id": "v2_dataset_v2_batch3_egoexo4d_A_ee4d_fair_bike_09_6_E01_wrong_execution_ac853f32", "label": "有问题", "confidence": 0.8, "error_start_s": 0, "error_end_s": 6, "visible_error": "操作者在应该拔出旧内胎时,却使用气枪连接气门嘴并开始充气。", "difference_from_correct": "正确动作是直接将旧内胎从车胎中拉出,而错误动作是试图给旧内胎充气。", "physics_check": "...
{ "source_duration_s": 335.43, "crop_start_s": 0, "crop_end_s": 120, "duration_s": 120, "source_replacement_start_s": 25.336, "source_replacement_end_s": 35.641, "error_start_s": 25.336, "error_end_s": 35.641, "help_point_s": 25.336, "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_fair_bike...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_fair_bike_09_6_E01_wrong_execution_ac853f32/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_fair_bike_09_6...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "reviewer": "chengzhi.ucsb", "reviewed_at": "2026-08-25T08:51:29.437952+00:00", "note": "" }
v2_dataset_v2_batch3_egoexo4d_A_ee4d_fair_bike_10_2_E01_wrong_execution_2c3c62bd
wrong_execution
execution_deviation
Pull back and lift the bead out of the rim
Push the tire bead down into the center of the rim instead of lifting it out.
You need to pry the bead up and over the outside of the rim now, not push it back in.
The tire cannot be removed from the wheel, preventing the user from reaching the punctured tube.
wrong_state
EgoExo4D
ee4d_fair_bike_10_2
Complete the Fix a Flat Tire - Replace a Bike Tube correctly
ego
false
9.125
{ "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_10_2/frame_aligned_videos/downscaled/448/aria01_214-1.mp4
{ "step_index": 18.483, "want_s": 9.855, "aligned_source_interval": [ 2.710125, 9.855 ] }
{ "correct_context": "generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_fair_bike_10_2_E01_wrong_execution_2c3c62bd/correct_context.mp4", "error_context": "generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_fair_bike_10_2_E01_wrong_execution_2c3c62bd/error_context.mp4", "correct_clip": "gen...
{ "sample_id": "v2_dataset_v2_batch3_egoexo4d_A_ee4d_fair_bike_10_2_E01_wrong_execution_2c3c62bd", "label": "有问题", "confidence": 0.8, "error_start_s": 1, "error_end_s": 8, "visible_error": "操作者将胎唇向下推入轮圈中心,而非向上拉出轮圈。", "difference_from_correct": "视频1向后拉并提起胎唇;视频2向下按压胎唇。", "physics_check": "通过", "reason":...
{ "source_duration_s": 320.57, "crop_start_s": 0, "crop_end_s": 120, "duration_s": 120, "source_replacement_start_s": 18.483, "source_replacement_end_s": 28.338, "error_start_s": 18.483, "error_end_s": 28.338, "help_point_s": 19.483, "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_fair_bike...
{ "correct_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_fair_bike_10_2_E01_wrong_execution_2c3c62bd/correct_context.mp4", "error_context": "<source>/UnifiedProactiveBench/data/generation_error/samples/v2_dataset_v2_batch3_egoexo4d_A_ee4d_fair_bike_10_2...
{ "label": "good", "meaning": "no obvious low-level generation artifact", "reviewer": "chengzhi.ucsb", "reviewed_at": "2026-08-25T08:51:41.834054+00:00", "note": "" }
End of preview. Expand in Data Studio

UPBench-Error-verified

人工核验过的 LCZZZZ/UPBench-Errorgeneration_error 子集。 保留其中看不出明显低级生成缺陷的样本。

这是怎么筛出来的

从原数据集 5,761 条 generation_error 样本出发:

步骤 剩余
原始样本 5,761
剔除 is_gui=true(GUI-World / egoproactive 屏幕录制) 3,390
逐条人工过目 error_clip.mp4 3,390 全部看完
判定为无明显生成缺陷(good) 1,420
判定为有缺陷(bad) 1,970

内容

metadata/manifest-verified.jsonl   1,420 条,原 manifest 字段逐字保留,
                                   另加 human_verification 字段
metadata/human_labels_all.csv      3,390 条全量标注(含 bad),可复现筛选
metadata/summary.json              统计摘要
videos/<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)

每个样本四个视频齐全,与原数据集 generation_error 的结构一致。

human_verification 字段:

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

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

good 子集构成

error_type 数量
wrong_execution 820
substitution 600
上游数据集 数量
EgoExo4D 643
EgoExoLearn 528
ENIGMA-360 50
EgoLife 37
egoproactive 36
其余 10 个来源 126

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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