qid
stringlengths
13
13
question
stringlengths
20
444
choices
listlengths
4
4
answer
stringclasses
1 value
cot
listlengths
0
0
media_id
stringclasses
351 values
source
stringclasses
351 values
big_category_en
stringclasses
4 values
sub_category_en
stringclasses
12 values
type
stringclasses
13 values
egocot_003089
What was the contact status of the operator's hands with the measuring tape at the earlier timestamp (8.0 seconds)?
[ { "label": "A", "text": "Not in contact with the measuring tape" }, { "label": "B", "text": "In contact with the measuring tape" }, { "label": "C", "text": "Holding but not in contact with the measuring tape" }, { "label": "D", "text": "Only in contact with wood, not the ...
[]
4bbc5b0a-5eb4-4973-a57a-45feceee9f39_5_scaled_385x289_4fps_c64984b8
media/4bbc5b0a-5eb4-4973-a57a-45feceee9f39_5_scaled_385x289_4fps_c64984b8.mp4
Spatio-Temporal Retrospection
State Retrospection
EGO-SRET
egocot_003090
What was the primary interaction role of the operator's left hand at 10.0 seconds, based on the record?
[ { "label": "A", "text": "Resting loosely on the wood surface with fingers extended" }, { "label": "B", "text": "Holding and gripping a tape measure while positioned near the saw blade" }, { "label": "C", "text": "Relaxed in a curled posture near the body, clothed in a dark sleeve" ...
[]
4bbc5b0a-5eb4-4973-a57a-45feceee9f39_5_scaled_385x289_4fps_c64984b8
media/4bbc5b0a-5eb4-4973-a57a-45feceee9f39_5_scaled_385x289_4fps_c64984b8.mp4
Spatio-Temporal Retrospection
State Retrospection
EGO-SRET
egocot_003091
Where were the arms relative to the view at 00:00.00, before they appeared in the lower left of view at 00:15.00?
[ { "label": "A", "text": "lower right of view" }, { "label": "B", "text": "middle of view" }, { "label": "C", "text": "lower left of view" }, { "label": "D", "text": "out of view" } ]
[]
4bbc5b0a-5eb4-4973-a57a-45feceee9f39_5_scaled_385x289_4fps_c64984b8
media/4bbc5b0a-5eb4-4973-a57a-45feceee9f39_5_scaled_385x289_4fps_c64984b8.mp4
Spatio-Temporal Retrospection
Location / Visibility Retrospection
EGO-LVRET
egocot_003092
Where was the left hand at 00:08.00 relative to the camera view?
[ { "label": "A", "text": "In the upper right of view" }, { "label": "B", "text": "Lower left of view" }, { "label": "C", "text": "Completely out of view" }, { "label": "D", "text": "Near the center of view, gripping a tool" } ]
[]
4bbc5b0a-5eb4-4973-a57a-45feceee9f39_5_scaled_385x289_4fps_c64984b8
media/4bbc5b0a-5eb4-4973-a57a-45feceee9f39_5_scaled_385x289_4fps_c64984b8.mp4
Spatio-Temporal Retrospection
Location / Visibility Retrospection
EGO-LVRET
egocot_003093
What was the earlier interaction role or contact status of the operator's right hand before it grasped the branch?
[ { "label": "A", "text": "It was holding the branch firmly." }, { "label": "B", "text": "It was gently touching foliage without contact." }, { "label": "C", "text": "It was reaching toward the branch." }, { "label": "D", "text": "It was manipulating a red flower." } ]
[]
4c10cc50-8c61-4aec-bda6-7a293fbcff69_3_scaled_326x244_4fps_9babc9cd
media/4c10cc50-8c61-4aec-bda6-7a293fbcff69_3_scaled_326x244_4fps_9babc9cd.mp4
Spatio-Temporal Retrospection
State Retrospection
EGO-SRET
egocot_003094
At 00:00.00, where was flower#1 relative to the operator's view before it moved to the lower left of view by 00:05.00?
[ { "label": "A", "text": "in the middle of view" }, { "label": "B", "text": "lower left of view" }, { "label": "C", "text": "upper right of view" }, { "label": "D", "text": "out of view" } ]
[]
4c10cc50-8c61-4aec-bda6-7a293fbcff69_3_scaled_326x244_4fps_9babc9cd
media/4c10cc50-8c61-4aec-bda6-7a293fbcff69_3_scaled_326x244_4fps_9babc9cd.mp4
Spatio-Temporal Retrospection
Location / Visibility Retrospection
EGO-LVRET
egocot_003095
At 00:00.00, where was bracelet#1 relative to the operator's view?
[ { "label": "A", "text": "Upper right of view" }, { "label": "B", "text": "Lower right of view" }, { "label": "C", "text": "Lower left of view" }, { "label": "D", "text": "Out of view" } ]
[]
4c10cc50-8c61-4aec-bda6-7a293fbcff69_3_scaled_326x244_4fps_9babc9cd
media/4c10cc50-8c61-4aec-bda6-7a293fbcff69_3_scaled_326x244_4fps_9babc9cd.mp4
Spatio-Temporal Retrospection
Location / Visibility Retrospection
EGO-LVRET
egocot_003096
Based on explicit timestamps, which occurred earlier: the right hand's 'reaching toward' the green budding flower or its 'picking' of the red blooming flower?
[ { "label": "A", "text": "The 'reaching toward' the green budding flower occurred earlier" }, { "label": "B", "text": "The 'picking' of the red blooming flower occurred earlier" }, { "label": "C", "text": "Both events occurred at the same time" }, { "label": "D", "text": "...
[]
4c10cc50-8c61-4aec-bda6-7a293fbcff69_3_scaled_326x244_4fps_9babc9cd
media/4c10cc50-8c61-4aec-bda6-7a293fbcff69_3_scaled_326x244_4fps_9babc9cd.mp4
Spatio-Temporal Retrospection
Hand–Object Temporal Retrospection
EGO-HOTR
egocot_003097
Was the red car visible in the egocentric view at 00:15.00?
[ { "label": "A", "text": "Yes, fully visible in the upper right of view" }, { "label": "B", "text": "Yes, partially visible in the upper right of view" }, { "label": "C", "text": "No, completely out of view" }, { "label": "D", "text": "No, visible only through reflection" ...
[]
4dea19df-696c-46ca-b50a-adb5f511cf99_2_scaled_378x213_4fps_6f5cf4b8
media/4dea19df-696c-46ca-b50a-adb5f511cf99_2_scaled_378x213_4fps_6f5cf4b8.mp4
Spatio-Temporal Retrospection
Location / Visibility Retrospection
EGO-LVRET
egocot_003098
At 00:05.00, was the houseplant#1 in view and where was it located relative to the egocentric frame?
[ { "label": "A", "text": "Out of view — not detectable in the frame" }, { "label": "B", "text": "In view, upper left of view" }, { "label": "C", "text": "In view, lower left of view" }, { "label": "D", "text": "In view, near the right hand" } ]
[]
4dea19df-696c-46ca-b50a-adb5f511cf99_2_scaled_378x213_4fps_6f5cf4b8
media/4dea19df-696c-46ca-b50a-adb5f511cf99_2_scaled_378x213_4fps_6f5cf4b8.mp4
Spatio-Temporal Retrospection
Location / Visibility Retrospection
EGO-LVRET
egocot_003099
Where was the laptop earlier in the video, before it appeared in the lower right of view?
[ { "label": "A", "text": "out of view" }, { "label": "B", "text": "near the operator's left hand" }, { "label": "C", "text": "on a support surface in the center of view" }, { "label": "D", "text": "partially occluded by a book" } ]
[]
4dea19df-696c-46ca-b50a-adb5f511cf99_2_scaled_378x213_4fps_6f5cf4b8
media/4dea19df-696c-46ca-b50a-adb5f511cf99_2_scaled_378x213_4fps_6f5cf4b8.mp4
Spatio-Temporal Retrospection
Location / Visibility Retrospection
EGO-LVRET
egocot_003100
Where was table#2 at 00:10.00 relative to your view?
[ { "label": "A", "text": "upper right of view" }, { "label": "B", "text": "lower right of view" }, { "label": "C", "text": "center of view" }, { "label": "D", "text": "out of view" } ]
[]
4dea19df-696c-46ca-b50a-adb5f511cf99_2_scaled_378x213_4fps_6f5cf4b8
media/4dea19df-696c-46ca-b50a-adb5f511cf99_2_scaled_378x213_4fps_6f5cf4b8.mp4
Spatio-Temporal Retrospection
Location / Visibility Retrospection
EGO-LVRET
egocot_003101
Where was the bench earlier in the video, before 00:30.50?
[ { "label": "A", "text": "in view, lower left of view" }, { "label": "B", "text": "out of view, behind the operator" }, { "label": "C", "text": "near the hand, within reach" }, { "label": "D", "text": "on a support surface, directly in front" } ]
[]
4feb8fcb-e9c1-4978-a3a5-bcf4e633e69e_1_scaled_503x283_4fps_f9aabdd1
media/4feb8fcb-e9c1-4978-a3a5-bcf4e633e69e_1_scaled_503x283_4fps_f9aabdd1.mp4
Spatio-Temporal Retrospection
Location / Visibility Retrospection
EGO-LVRET
egocot_003102
Where were the glasses located at 00:02.50 relative to the operator's field of view?
[ { "label": "A", "text": "Upper left of view" }, { "label": "B", "text": "Lower right of view" }, { "label": "C", "text": "Completely out of view" }, { "label": "D", "text": "Near the operator's right hand" } ]
[]
4feb8fcb-e9c1-4978-a3a5-bcf4e633e69e_1_scaled_503x283_4fps_f9aabdd1
media/4feb8fcb-e9c1-4978-a3a5-bcf4e633e69e_1_scaled_503x283_4fps_f9aabdd1.mp4
Spatio-Temporal Retrospection
Location / Visibility Retrospection
EGO-LVRET
egocot_003103
Where was the red-haired, glasses-wearing human face relative to the view at 00:02.50 — the earliest recorded moment?
[ { "label": "A", "text": "upper right of view" }, { "label": "B", "text": "lower right of view" }, { "label": "C", "text": "center of view" }, { "label": "D", "text": "out of view" } ]
[]
4feb8fcb-e9c1-4978-a3a5-bcf4e633e69e_1_scaled_503x283_4fps_f9aabdd1
media/4feb8fcb-e9c1-4978-a3a5-bcf4e633e69e_1_scaled_503x283_4fps_f9aabdd1.mp4
Spatio-Temporal Retrospection
Location / Visibility Retrospection
EGO-LVRET
egocot_003104
Where was the mobile phone at 00:06.50 relative to the operator's view and body?
[ { "label": "A", "text": "In view, held horizontally in the hand, lower right of view and below the face" }, { "label": "B", "text": "Out of view, placed on a support surface" }, { "label": "C", "text": "In view but near the face, oriented vertically" }, { "label": "D", "t...
[]
4feb8fcb-e9c1-4978-a3a5-bcf4e633e69e_1_scaled_503x283_4fps_f9aabdd1
media/4feb8fcb-e9c1-4978-a3a5-bcf4e633e69e_1_scaled_503x283_4fps_f9aabdd1.mp4
Spatio-Temporal Retrospection
Location / Visibility Retrospection
EGO-LVRET
egocot_003105
What was the contact status of the operator's left hand with the wooden object at the earliest observed time point (00:00.00)?
[ { "label": "A", "text": "It was not in contact with any object." }, { "label": "B", "text": "It was holding the wooden object." }, { "label": "C", "text": "It was resting against the torso." }, { "label": "D", "text": "It was carving the wooden object." } ]
[]
51617b89-1624-465a-8aa5-f664e29d7771_10_scaled_432x324_4fps_fcc78a45
media/51617b89-1624-465a-8aa5-f664e29d7771_10_scaled_432x324_4fps_fcc78a45.mp4
Spatio-Temporal Retrospection
State Retrospection
EGO-SRET
egocot_003106
What was the contact status of the operator's hands with the wooden object at the earliest recorded time point (00:00.00)?
[ { "label": "A", "text": "Not in contact — hands were approaching but not yet touching" }, { "label": "B", "text": "Intermittent contact — alternating between touch and release" }, { "label": "C", "text": "Maintaining continuous contact" }, { "label": "D", "text": "No cont...
[]
51617b89-1624-465a-8aa5-f664e29d7771_10_scaled_432x324_4fps_fcc78a45
media/51617b89-1624-465a-8aa5-f664e29d7771_10_scaled_432x324_4fps_fcc78a45.mp4
Spatio-Temporal Retrospection
State Retrospection
EGO-SRET
egocot_003107
Where were the hands located at 00:02.50 relative to the field of view?
[ { "label": "A", "text": "middle of view" }, { "label": "B", "text": "lower right of view" }, { "label": "C", "text": "upper left of view" }, { "label": "D", "text": "out of view" } ]
[]
51617b89-1624-465a-8aa5-f664e29d7771_10_scaled_432x324_4fps_fcc78a45
media/51617b89-1624-465a-8aa5-f664e29d7771_10_scaled_432x324_4fps_fcc78a45.mp4
Spatio-Temporal Retrospection
Location / Visibility Retrospection
EGO-LVRET
egocot_003108
Where was the operator's right hand at 00:02.50, relative to the egocentric view?
[ { "label": "A", "text": "upper right of view" }, { "label": "B", "text": "lower right of view" }, { "label": "C", "text": "out of view" }, { "label": "D", "text": "near the center of view" } ]
[]
51617b89-1624-465a-8aa5-f664e29d7771_10_scaled_432x324_4fps_fcc78a45
media/51617b89-1624-465a-8aa5-f664e29d7771_10_scaled_432x324_4fps_fcc78a45.mp4
Spatio-Temporal Retrospection
Location / Visibility Retrospection
EGO-LVRET
egocot_003109
What was the state of the operator's hands at 19.75 seconds, based on the record?
[ { "label": "A", "text": "Fully extended and gripping the high chair" }, { "label": "B", "text": "Slightly curled and partially visible" }, { "label": "C", "text": "Completely occluded and out of frame" }, { "label": "D", "text": "Flat and resting motionless on the counter...
[]
51617b89-1624-465a-8aa5-f664e29d7771_4_scaled_432x324_4fps_05b4d882
media/51617b89-1624-465a-8aa5-f664e29d7771_4_scaled_432x324_4fps_05b4d882.mp4
Spatio-Temporal Retrospection
State Retrospection
EGO-SRET
egocot_003110
What was the earlier interaction status of the operator's left hand with respect to the pencil, based on the record?
[ { "label": "A", "text": "It was stationary and not in contact with the pencil." }, { "label": "B", "text": "It was moving near the pencil and actively grasping it." }, { "label": "C", "text": "It was fully occluded and out of frame before interacting." }, { "label": "D", ...
[]
51617b89-1624-465a-8aa5-f664e29d7771_4_scaled_432x324_4fps_05b4d882
media/51617b89-1624-465a-8aa5-f664e29d7771_4_scaled_432x324_4fps_05b4d882.mp4
Spatio-Temporal Retrospection
State Retrospection
EGO-SRET
egocot_003111
Where was hands#1 at 00:19.75 relative to the egocentric view?
[ { "label": "A", "text": "fully visible in the upper left of view" }, { "label": "B", "text": "partially visible in the lower right of view" }, { "label": "C", "text": "out of view, behind the operator's back" }, { "label": "D", "text": "near the face, occluding the camera...
[]
51617b89-1624-465a-8aa5-f664e29d7771_4_scaled_432x324_4fps_05b4d882
media/51617b89-1624-465a-8aa5-f664e29d7771_4_scaled_432x324_4fps_05b4d882.mp4
Spatio-Temporal Retrospection
Location / Visibility Retrospection
EGO-LVRET
egocot_003112
Where was the right hand at 00:01.50 relative to the view?
[ { "label": "A", "text": "lower right of view" }, { "label": "B", "text": "middle of view" }, { "label": "C", "text": "lower left of view" }, { "label": "D", "text": "upper left of view" } ]
[]
51617b89-1624-465a-8aa5-f664e29d7771_4_scaled_432x324_4fps_05b4d882
media/51617b89-1624-465a-8aa5-f664e29d7771_4_scaled_432x324_4fps_05b4d882.mp4
Spatio-Temporal Retrospection
Location / Visibility Retrospection
EGO-LVRET
egocot_003113
What was the earlier contact status or interaction role of the operator's right hand before it began holding, reaching, and grasping objects near the floor?
[ { "label": "A", "text": "It was fully visible and resting motionless on the sofa." }, { "label": "B", "text": "It was not in contact with any object and was preparing to initiate reach." }, { "label": "C", "text": "It was partially visible and already engaged in holding, reaching, an...
[]
53bdd811-6a49-4914-a626-e588ace59127_8_scaled_360x202_4fps_96e5de48
media/53bdd811-6a49-4914-a626-e588ace59127_8_scaled_360x202_4fps_96e5de48.mp4
Spatio-Temporal Retrospection
State Retrospection
EGO-SRET
egocot_003116
Where was the right hand at 00:00.00?
[ { "label": "A", "text": "in view, lower right of view" }, { "label": "B", "text": "out of view, behind the back" }, { "label": "C", "text": "in view, near the left ear" }, { "label": "D", "text": "in view, on a support surface" } ]
[]
5607d99f-d48e-484a-8d35-50f3be65fde4_1_scaled_419x315_4fps_8eb54389
media/5607d99f-d48e-484a-8d35-50f3be65fde4_1_scaled_419x315_4fps_8eb54389.mp4
Spatio-Temporal Retrospection
Location / Visibility Retrospection
EGO-LVRET
egocot_003118
Where was the blanket earlier, at 00:03.25?
[ { "label": "A", "text": "lower right of view" }, { "label": "B", "text": "lower left of view" }, { "label": "C", "text": "near the operator's hand" }, { "label": "D", "text": "partially covering the bed" } ]
[]
5607d99f-d48e-484a-8d35-50f3be65fde4_1_scaled_419x315_4fps_8eb54389
media/5607d99f-d48e-484a-8d35-50f3be65fde4_1_scaled_419x315_4fps_8eb54389.mp4
Spatio-Temporal Retrospection
Location / Visibility Retrospection
EGO-LVRET
egocot_003119
Where was the bottle located at 00:06.75, before any hand interaction occurred?
[ { "label": "A", "text": "in the operator's hand" }, { "label": "B", "text": "lower right of view" }, { "label": "C", "text": "on the desk next to the lamp" }, { "label": "D", "text": "on a wooden shelf" } ]
[]
5607d99f-d48e-484a-8d35-50f3be65fde4_1_scaled_419x315_4fps_8eb54389
media/5607d99f-d48e-484a-8d35-50f3be65fde4_1_scaled_419x315_4fps_8eb54389.mp4
Spatio-Temporal Retrospection
Location / Visibility Retrospection
EGO-LVRET
egocot_003120
Based on explicit time evidence, which hand-object interaction occurred earlier: the right hand reaching toward the hook or the right hand making contact with the hook?
[ { "label": "A", "text": "The right hand reaching toward the hook occurred earlier." }, { "label": "B", "text": "The right hand making contact with the hook occurred earlier." }, { "label": "C", "text": "Both interactions occurred at the same time." }, { "label": "D", "tex...
[]
5607d99f-d48e-484a-8d35-50f3be65fde4_1_scaled_419x315_4fps_8eb54389
media/5607d99f-d48e-484a-8d35-50f3be65fde4_1_scaled_419x315_4fps_8eb54389.mp4
Spatio-Temporal Retrospection
Hand–Object Temporal Retrospection
EGO-HOTR
egocot_003121
What was the primary interaction role of the operator's hands at 00:00.00, before they began pressing paper and manipulating the glue bottle?
[ { "label": "A", "text": "Holding and applying glue using a glue bottle" }, { "label": "B", "text": "Pressing paper while positioned over the crafting surface" }, { "label": "C", "text": "Guiding craft material while wielding a utility knife" }, { "label": "D", "text": "Ho...
[]
57a290b6-13e8-4851-ac61-903b59096dbe_0_scaled_1026x385_4fps_b1e377b1
media/57a290b6-13e8-4851-ac61-903b59096dbe_0_scaled_1026x385_4fps_b1e377b1.mp4
Spatio-Temporal Retrospection
State Retrospection
EGO-SRET
egocot_003122
What was the contact status of the operator's left hand with the pink paper cutout at the earliest observed time point in the sequence?
[ { "label": "A", "text": "It was not in contact with the paper." }, { "label": "B", "text": "It was pressing down on the paper." }, { "label": "C", "text": "It was hovering above the paper without contact." }, { "label": "D", "text": "It was lifting away from the paper." ...
[]
57a290b6-13e8-4851-ac61-903b59096dbe_0_scaled_1026x385_4fps_b1e377b1
media/57a290b6-13e8-4851-ac61-903b59096dbe_0_scaled_1026x385_4fps_b1e377b1.mp4
Spatio-Temporal Retrospection
State Retrospection
EGO-SRET
egocot_003123
Where was the left hand at 00:11.50 relative to the view?
[ { "label": "A", "text": "in the upper left of view" }, { "label": "B", "text": "in the lower left of view" }, { "label": "C", "text": "out of view" }, { "label": "D", "text": "near the right hand in center frame" } ]
[]
57a290b6-13e8-4851-ac61-903b59096dbe_0_scaled_1026x385_4fps_b1e377b1
media/57a290b6-13e8-4851-ac61-903b59096dbe_0_scaled_1026x385_4fps_b1e377b1.mp4
Spatio-Temporal Retrospection
Location / Visibility Retrospection
EGO-LVRET
egocot_003125
Where was the right hand at 00:04.50 relative to the field of view?
[ { "label": "A", "text": "Upper right of view" }, { "label": "B", "text": "Completely out of view" }, { "label": "C", "text": "Near the left edge of view" }, { "label": "D", "text": "Resting on the knee" } ]
[]
59675974-0711-49aa-8bd5-6280ba611766_4_scaled_523x294_4fps_b0af31a1
media/59675974-0711-49aa-8bd5-6280ba611766_4_scaled_523x294_4fps_b0af31a1.mp4
Spatio-Temporal Retrospection
Location / Visibility Retrospection
EGO-LVRET
egocot_003126
Where was the highlighted human hand at 00:01.50 relative to the operator's field of view and body interaction?
[ { "label": "A", "text": "In view, upper right of frame, holding a pen while writing on paper" }, { "label": "B", "text": "Out of view, not visible in the egocentric frame" }, { "label": "C", "text": "In view, upper right of frame, resting on the operator's knee" }, { "label":...
[]
59675974-0711-49aa-8bd5-6280ba611766_4_scaled_523x294_4fps_b0af31a1
media/59675974-0711-49aa-8bd5-6280ba611766_4_scaled_523x294_4fps_b0af31a1.mp4
Spatio-Temporal Retrospection
Location / Visibility Retrospection
EGO-LVRET
egocot_003127
What was the earlier contact status or interaction role of the operator's left hand before it reached and grasped with extended posture?
[ { "label": "A", "text": "It was not in contact with any object." }, { "label": "B", "text": "It was gripping a tool while holding steadily and curled around a handle." }, { "label": "C", "text": "It was passively resting near the torso." }, { "label": "D", "text": "It was...
[]
5ab1bb65-011f-4fcf-aa7b-78dc2ae8a495_0_scaled_613x460_4fps_e21132db
media/5ab1bb65-011f-4fcf-aa7b-78dc2ae8a495_0_scaled_613x460_4fps_e21132db.mp4
Spatio-Temporal Retrospection
State Retrospection
EGO-SRET
egocot_003128
Where was the left hand at 00:07.00 relative to the egocentric view?
[ { "label": "A", "text": "in view, lower left of view" }, { "label": "B", "text": "out of view" }, { "label": "C", "text": "near the right hand" }, { "label": "D", "text": "on a support surface" } ]
[]
5ab1bb65-011f-4fcf-aa7b-78dc2ae8a495_0_scaled_613x460_4fps_e21132db
media/5ab1bb65-011f-4fcf-aa7b-78dc2ae8a495_0_scaled_613x460_4fps_e21132db.mp4
Spatio-Temporal Retrospection
Location / Visibility Retrospection
EGO-LVRET
egocot_003129
Was the red motorized land vehicle visible in the upper right of view at 00:22.25?
[ { "label": "A", "text": "Yes, it was in the upper right of view" }, { "label": "B", "text": "No, it was out of view" }, { "label": "C", "text": "Yes, but only partially visible in the center" }, { "label": "D", "text": "No, it was near the hand" } ]
[]
5ab1bb65-011f-4fcf-aa7b-78dc2ae8a495_0_scaled_613x460_4fps_e21132db
media/5ab1bb65-011f-4fcf-aa7b-78dc2ae8a495_0_scaled_613x460_4fps_e21132db.mp4
Spatio-Temporal Retrospection
Location / Visibility Retrospection
EGO-LVRET
egocot_003130
At 00:00.00, was wheel#1 in view and where was it located relative to the operator's field of view?
[ { "label": "A", "text": "In view, upper right of view" }, { "label": "B", "text": "In view, lower right of view" }, { "label": "C", "text": "Out of view" }, { "label": "D", "text": "In view, middle of view" } ]
[]
5ab1bb65-011f-4fcf-aa7b-78dc2ae8a495_0_scaled_613x460_4fps_e21132db
media/5ab1bb65-011f-4fcf-aa7b-78dc2ae8a495_0_scaled_613x460_4fps_e21132db.mp4
Spatio-Temporal Retrospection
Location / Visibility Retrospection
EGO-LVRET
egocot_003132
Where was street light#1 relative to your view at 00:06.50?
[ { "label": "A", "text": "Upper left of view" }, { "label": "B", "text": "Completely out of view" }, { "label": "C", "text": "Near your right hand" }, { "label": "D", "text": "On the road surface in front of you" } ]
[]
5ffe23d7-77a8-4e8d-bacb-d6bc022f0eef_3_scaled_425x319_4fps_437c75ce
media/5ffe23d7-77a8-4e8d-bacb-d6bc022f0eef_3_scaled_425x319_4fps_437c75ce.mp4
Spatio-Temporal Retrospection
Location / Visibility Retrospection
EGO-LVRET
egocot_003133
What was the contact status of the operator's feet at the earliest recorded time point (00:01.00)?
[ { "label": "A", "text": "In direct contact with scattered clothing" }, { "label": "B", "text": "In contact with knitted socks" }, { "label": "C", "text": "Stepping on cluttered bedding" }, { "label": "D", "text": "Pushing against the dog" } ]
[]
61a437a7-f30e-427f-a5a9-b6d41a7ad499_2_scaled_682x512_4fps_782164d0
media/61a437a7-f30e-427f-a5a9-b6d41a7ad499_2_scaled_682x512_4fps_782164d0.mp4
Spatio-Temporal Retrospection
State Retrospection
EGO-SRET
egocot_003134
At 00:10.00, was the white wooden chair in view and where was it located relative to the operator's field of view?
[ { "label": "A", "text": "In view, upper right of view" }, { "label": "B", "text": "In view, lower right of view" }, { "label": "C", "text": "Out of view" }, { "label": "D", "text": "Partially visible, near the operator's hand" } ]
[]
61a437a7-f30e-427f-a5a9-b6d41a7ad499_2_scaled_682x512_4fps_782164d0
media/61a437a7-f30e-427f-a5a9-b6d41a7ad499_2_scaled_682x512_4fps_782164d0.mp4
Spatio-Temporal Retrospection
Location / Visibility Retrospection
EGO-LVRET
egocot_003135
At 00:03.00, was the dog visible in the egocentric view, and if so, where was it located relative to the operator's field of view?
[ { "label": "A", "text": "Out of view — not detectable in the frame" }, { "label": "B", "text": "In view, upper right of view" }, { "label": "C", "text": "In view, near the operator's hand" }, { "label": "D", "text": "In view, on the table surface" } ]
[]
61a437a7-f30e-427f-a5a9-b6d41a7ad499_2_scaled_682x512_4fps_782164d0
media/61a437a7-f30e-427f-a5a9-b6d41a7ad499_2_scaled_682x512_4fps_782164d0.mp4
Spatio-Temporal Retrospection
Location / Visibility Retrospection
EGO-LVRET
egocot_003136
At 00:00.00, was the white wooden dining chair in view, and if so, where was it located relative to the egocentric frame?
[ { "label": "A", "text": "In view, lower right of view" }, { "label": "B", "text": "In view, upper right of view" }, { "label": "C", "text": "Out of view" }, { "label": "D", "text": "In view, upper left of view" } ]
[]
61a437a7-f30e-427f-a5a9-b6d41a7ad499_2_scaled_682x512_4fps_782164d0
media/61a437a7-f30e-427f-a5a9-b6d41a7ad499_2_scaled_682x512_4fps_782164d0.mp4
Spatio-Temporal Retrospection
Location / Visibility Retrospection
EGO-LVRET
egocot_003137
What was the contact status of the operator's right hand with respect to a surface before 00:26.00, based solely on the structured record?
[ { "label": "A", "text": "It was not making contact with any surface." }, { "label": "B", "text": "It was making contact with a surface." }, { "label": "C", "text": "It was hovering above a surface without contact." }, { "label": "D", "text": "It was in contact with the se...
[]
621740f8-5223-48c9-891c-d32669e16aff_0_scaled_682x512_4fps_c24eddfd
media/621740f8-5223-48c9-891c-d32669e16aff_0_scaled_682x512_4fps_c24eddfd.mp4
Spatio-Temporal Retrospection
State Retrospection
EGO-SRET
egocot_003138
At 1.0s, what was the contact status and functional role of the operator's hands with respect to the sewing machine?
[ { "label": "A", "text": "Not in contact; passively resting outside the sewing machine's operational zone" }, { "label": "B", "text": "Lightly hovering above without contact; preparing to initiate interaction" }, { "label": "C", "text": "Actively manipulating and maintaining contact w...
[]
621740f8-5223-48c9-891c-d32669e16aff_0_scaled_682x512_4fps_c24eddfd
media/621740f8-5223-48c9-891c-d32669e16aff_0_scaled_682x512_4fps_c24eddfd.mp4
Spatio-Temporal Retrospection
State Retrospection
EGO-SRET
egocot_003140
Where were the scissors at 00:10.50 relative to the egocentric view?
[ { "label": "A", "text": "in the lower right of view" }, { "label": "B", "text": "in the upper left of view" }, { "label": "C", "text": "held in the operator's hand" }, { "label": "D", "text": "out of view, behind the sewing machine" } ]
[]
621740f8-5223-48c9-891c-d32669e16aff_0_scaled_682x512_4fps_c24eddfd
media/621740f8-5223-48c9-891c-d32669e16aff_0_scaled_682x512_4fps_c24eddfd.mp4
Spatio-Temporal Retrospection
Location / Visibility Retrospection
EGO-LVRET
egocot_003143
Where was the green bottle cap at 00:04.25 relative to the operator's view and scene context?
[ { "label": "A", "text": "In view, lower left of frame, near a shopping basket and slightly raised from the surface" }, { "label": "B", "text": "Out of view, having not yet entered the frame" }, { "label": "C", "text": "In hand, being held by the operator" }, { "label": "D", ...
[]
67cb31ac-4f88-4765-8806-d93276eda28a_4_scaled_462x260_4fps_d951c782
media/67cb31ac-4f88-4765-8806-d93276eda28a_4_scaled_462x260_4fps_d951c782.mp4
Spatio-Temporal Retrospection
Location / Visibility Retrospection
EGO-LVRET
egocot_003144
Was the red rectangular box visible at 00:01.50, and if so, where was it located relative to the egocentric view?
[ { "label": "A", "text": "Yes, in the lower left of view" }, { "label": "B", "text": "Yes, in the lower right of view" }, { "label": "C", "text": "No, it was out of view" }, { "label": "D", "text": "Yes, near the operator's hand" } ]
[]
67cb31ac-4f88-4765-8806-d93276eda28a_4_scaled_462x260_4fps_d951c782
media/67cb31ac-4f88-4765-8806-d93276eda28a_4_scaled_462x260_4fps_d951c782.mp4
Spatio-Temporal Retrospection
Location / Visibility Retrospection
EGO-LVRET
egocot_003145
What was the initial interaction role of the operator's hands at the earliest timestamp (00:04.50) as described in the record?
[ { "label": "A", "text": "Holding and examining textured fabric in close-up detail" }, { "label": "B", "text": "Blurred and partially visible while in motion" }, { "label": "C", "text": "Moving and reaching to interact with objects near a clothing rack" }, { "label": "D", ...
[]
67cb31ac-4f88-4765-8806-d93276eda28a_6_scaled_514x289_4fps_2ea6fcd2
media/67cb31ac-4f88-4765-8806-d93276eda28a_6_scaled_514x289_4fps_2ea6fcd2.mp4
Spatio-Temporal Retrospection
State Retrospection
EGO-SRET
egocot_003146
Where were the hands at 00:07.50 relative to the egocentric view?
[ { "label": "A", "text": "upper right of view" }, { "label": "B", "text": "lower right of view" }, { "label": "C", "text": "middle of view" }, { "label": "D", "text": "lower left of view" } ]
[]
67cb31ac-4f88-4765-8806-d93276eda28a_6_scaled_514x289_4fps_2ea6fcd2
media/67cb31ac-4f88-4765-8806-d93276eda28a_6_scaled_514x289_4fps_2ea6fcd2.mp4
Spatio-Temporal Retrospection
Location / Visibility Retrospection
EGO-LVRET
egocot_003147
At 00:03.50, was the operator's right hand in view and where was it located relative to the egocentric frame?
[ { "label": "A", "text": "In view, lower right of view" }, { "label": "B", "text": "In view, upper right of view" }, { "label": "C", "text": "Out of view" }, { "label": "D", "text": "Partially visible, near the garment" } ]
[]
67cb31ac-4f88-4765-8806-d93276eda28a_6_scaled_514x289_4fps_2ea6fcd2
media/67cb31ac-4f88-4765-8806-d93276eda28a_6_scaled_514x289_4fps_2ea6fcd2.mp4
Spatio-Temporal Retrospection
Location / Visibility Retrospection
EGO-LVRET
egocot_003148
Where was the plate earlier in the video, at 00:30.50?
[ { "label": "A", "text": "upper right of view" }, { "label": "B", "text": "near the hand" }, { "label": "C", "text": "on a support surface" }, { "label": "D", "text": "out of view" } ]
[]
67cb31ac-4f88-4765-8806-d93276eda28a_6_scaled_514x289_4fps_2ea6fcd2
media/67cb31ac-4f88-4765-8806-d93276eda28a_6_scaled_514x289_4fps_2ea6fcd2.mp4
Spatio-Temporal Retrospection
Location / Visibility Retrospection
EGO-LVRET
egocot_003150
Where was the left foot at 00:38.00 relative to the operator's field of view and immediate scene?
[ { "label": "A", "text": "In view, upper left of frame, resting on sandy ground near a metal edge" }, { "label": "B", "text": "Out of view, tucked under the body" }, { "label": "C", "text": "Near the right hand, holding a tool" }, { "label": "D", "text": "On a support surf...
[]
6a20d66c-1983-4d64-85a2-f9cfd7f15bd4_3_scaled_223x447_4fps_e82d0d35
media/6a20d66c-1983-4d64-85a2-f9cfd7f15bd4_3_scaled_223x447_4fps_e82d0d35.mp4
Spatio-Temporal Retrospection
Location / Visibility Retrospection
EGO-LVRET
egocot_003151
Where was the left hand at 00:05.75 relative to the egocentric view?
[ { "label": "A", "text": "fully visible in the center of view" }, { "label": "B", "text": "out of view" }, { "label": "C", "text": "lower left of view" }, { "label": "D", "text": "near the right hand" } ]
[]
6a20d66c-1983-4d64-85a2-f9cfd7f15bd4_3_scaled_223x447_4fps_e82d0d35
media/6a20d66c-1983-4d64-85a2-f9cfd7f15bd4_3_scaled_223x447_4fps_e82d0d35.mp4
Spatio-Temporal Retrospection
Location / Visibility Retrospection
EGO-LVRET
egocot_003152
At 00:19.00, was the operator's right leg visible in the egocentric view, and if so, where was it located?
[ { "label": "A", "text": "Completely out of view — not visible at all" }, { "label": "B", "text": "Visible in the lower right of the view" }, { "label": "C", "text": "Visible near the hand, partially occluded by the left hand" }, { "label": "D", "text": "Visible on a suppo...
[]
6a20d66c-1983-4d64-85a2-f9cfd7f15bd4_3_scaled_223x447_4fps_e82d0d35
media/6a20d66c-1983-4d64-85a2-f9cfd7f15bd4_3_scaled_223x447_4fps_e82d0d35.mp4
Spatio-Temporal Retrospection
Location / Visibility Retrospection
EGO-LVRET
egocot_003153
What was the contact status of the operator's left arm with the seat at 2.25s, according to the record?
[ { "label": "A", "text": "It was fully extended and gripping the seat edge." }, { "label": "B", "text": "It was not in contact with the seat — resting freely in mid-air." }, { "label": "C", "text": "It was resting against the seat and maintaining contact with the seat structure." },...
[]
6a20d66c-1983-4d64-85a2-f9cfd7f15bd4_4_scaled_223x447_4fps_8f7de96b
media/6a20d66c-1983-4d64-85a2-f9cfd7f15bd4_4_scaled_223x447_4fps_8f7de96b.mp4
Spatio-Temporal Retrospection
State Retrospection
EGO-SRET
egocot_003154
At 15.5 seconds, what was the state and spatial relationship of the operator's left hand to the handlebar?
[ { "label": "A", "text": "Resting loosely near the handlebar without contact" }, { "label": "B", "text": "Gripping and holding the handlebar, positioned directly on it" }, { "label": "C", "text": "Partially obscured by clothing and not in contact with the handlebar" }, { "labe...
[]
6a20d66c-1983-4d64-85a2-f9cfd7f15bd4_4_scaled_223x447_4fps_8f7de96b
media/6a20d66c-1983-4d64-85a2-f9cfd7f15bd4_4_scaled_223x447_4fps_8f7de96b.mp4
Spatio-Temporal Retrospection
State Retrospection
EGO-SRET
egocot_003155
Where was the left hand at 00:15.50 relative to the view?
[ { "label": "A", "text": "in view, upper left of view" }, { "label": "B", "text": "out of view" }, { "label": "C", "text": "near the right hand" }, { "label": "D", "text": "on the handlebar but not in view" } ]
[]
6a20d66c-1983-4d64-85a2-f9cfd7f15bd4_4_scaled_223x447_4fps_8f7de96b
media/6a20d66c-1983-4d64-85a2-f9cfd7f15bd4_4_scaled_223x447_4fps_8f7de96b.mp4
Spatio-Temporal Retrospection
Location / Visibility Retrospection
EGO-LVRET
egocot_003156
At 00:00.00, was the operator's left leg in view, and if so, where was it located relative to the egocentric frame?
[ { "label": "A", "text": "Completely out of view" }, { "label": "B", "text": "Visible in the upper left of the view" }, { "label": "C", "text": "Visible in the lower left of the view" }, { "label": "D", "text": "Partially visible near the right hand" } ]
[]
6a20d66c-1983-4d64-85a2-f9cfd7f15bd4_4_scaled_223x447_4fps_8f7de96b
media/6a20d66c-1983-4d64-85a2-f9cfd7f15bd4_4_scaled_223x447_4fps_8f7de96b.mp4
Spatio-Temporal Retrospection
Location / Visibility Retrospection
EGO-LVRET
egocot_003158
At 00:02.00, where was the operator's left hand relative to the camera view?
[ { "label": "A", "text": "in view, lower left of view" }, { "label": "B", "text": "out of view" }, { "label": "C", "text": "near the right hand" }, { "label": "D", "text": "on the stove surface" } ]
[]
6d58453d-574c-437f-ba8b-0ff530cc452b_3_scaled_682x512_4fps_ab9b60b9
media/6d58453d-574c-437f-ba8b-0ff530cc452b_3_scaled_682x512_4fps_ab9b60b9.mp4
Spatio-Temporal Retrospection
Location / Visibility Retrospection
EGO-LVRET
egocot_003159
At 00:08.50, was the right hand in view and where was it located relative to the scene?
[ { "label": "A", "text": "Out of view — not detectable in the frame" }, { "label": "B", "text": "In view, lower right of view, actively reaching toward the pot" }, { "label": "C", "text": "In view, near the power plug, holding a wooden spoon" }, { "label": "D", "text": "In...
[]
6d58453d-574c-437f-ba8b-0ff530cc452b_3_scaled_682x512_4fps_ab9b60b9
media/6d58453d-574c-437f-ba8b-0ff530cc452b_3_scaled_682x512_4fps_ab9b60b9.mp4
Spatio-Temporal Retrospection
Location / Visibility Retrospection
EGO-LVRET
egocot_003160
Where were the chopsticks labeled 'chopsticks#2' located at 00:02.00, relative to the operator's view and interaction?
[ { "label": "A", "text": "In the lower right of view, being held and stirring contents" }, { "label": "B", "text": "In the lower left of view, partially submerged near a kettle" }, { "label": "C", "text": "In the lower right of view, being washed in the sink basin" }, { "label...
[]
6d58453d-574c-437f-ba8b-0ff530cc452b_3_scaled_682x512_4fps_ab9b60b9
media/6d58453d-574c-437f-ba8b-0ff530cc452b_3_scaled_682x512_4fps_ab9b60b9.mp4
Spatio-Temporal Retrospection
Location / Visibility Retrospection
EGO-LVRET
egocot_003161
What was the contact status of the operator's hands with the guitar strings at the earliest recorded time point (00:00.00)?
[ { "label": "A", "text": "Pressing the strings" }, { "label": "B", "text": "Strumming the strings" }, { "label": "C", "text": "Not in contact with the strings" }, { "label": "D", "text": "Moving toward the strings" } ]
[]
6e890b28-4f2d-49e8-b2f1-9b83b1e0a2fc_1_scaled_411x309_4fps_331c48ac
media/6e890b28-4f2d-49e8-b2f1-9b83b1e0a2fc_1_scaled_411x309_4fps_331c48ac.mp4
Spatio-Temporal Retrospection
State Retrospection
EGO-SRET
egocot_003162
What was the contact status of the operator's right hand with the guitar at the earliest recorded time point (00:03.50)?
[ { "label": "A", "text": "Hovering near the strings without contact" }, { "label": "B", "text": "Pressing the strings near the fretboard" }, { "label": "C", "text": "Plucking the strings" }, { "label": "D", "text": "Strumming the strings rhythmically" } ]
[]
6e890b28-4f2d-49e8-b2f1-9b83b1e0a2fc_1_scaled_411x309_4fps_331c48ac
media/6e890b28-4f2d-49e8-b2f1-9b83b1e0a2fc_1_scaled_411x309_4fps_331c48ac.mp4
Spatio-Temporal Retrospection
State Retrospection
EGO-SRET
egocot_003163
Where was the left hand at 00:00.00 relative to the egocentric view?
[ { "label": "A", "text": "in view, lower left of view" }, { "label": "B", "text": "in view, lower right of view" }, { "label": "C", "text": "out of view" }, { "label": "D", "text": "near the top edge of view" } ]
[]
6e890b28-4f2d-49e8-b2f1-9b83b1e0a2fc_1_scaled_411x309_4fps_331c48ac
media/6e890b28-4f2d-49e8-b2f1-9b83b1e0a2fc_1_scaled_411x309_4fps_331c48ac.mp4
Spatio-Temporal Retrospection
Location / Visibility Retrospection
EGO-LVRET
egocot_003164
Where was the right hand at 00:03.50 relative to the view and scene interaction?
[ { "label": "A", "text": "completely out of view" }, { "label": "B", "text": "in view, near the guitar body and pressing strings" }, { "label": "C", "text": "in view, centered in the frame and stationary" }, { "label": "D", "text": "in view, near the operator's face and no...
[]
6e890b28-4f2d-49e8-b2f1-9b83b1e0a2fc_1_scaled_411x309_4fps_331c48ac
media/6e890b28-4f2d-49e8-b2f1-9b83b1e0a2fc_1_scaled_411x309_4fps_331c48ac.mp4
Spatio-Temporal Retrospection
Location / Visibility Retrospection
EGO-LVRET
egocot_003165
What was the contact status of the operator's hands with the instrument at the earliest recorded time point (00:01.50)?
[ { "label": "A", "text": "Not in contact — hands were hovering above the instrument" }, { "label": "B", "text": "In contact — actively strumming and pressing strings" }, { "label": "C", "text": "In contact — gripping and fretting the instrument" }, { "label": "D", "text": ...
[]
6e890b28-4f2d-49e8-b2f1-9b83b1e0a2fc_2_scaled_425x319_4fps_1df66b89
media/6e890b28-4f2d-49e8-b2f1-9b83b1e0a2fc_2_scaled_425x319_4fps_1df66b89.mp4
Spatio-Temporal Retrospection
State Retrospection
EGO-SRET
egocot_003166
Where was guitar#2 relative to the operator's view at 00:01.50, before it moved to the lower left of view later in the clip?
[ { "label": "A", "text": "in view, lower right of view" }, { "label": "B", "text": "out of view" }, { "label": "C", "text": "near the operator's right hand" }, { "label": "D", "text": "resting on a desk surface" } ]
[]
6e890b28-4f2d-49e8-b2f1-9b83b1e0a2fc_2_scaled_425x319_4fps_1df66b89
media/6e890b28-4f2d-49e8-b2f1-9b83b1e0a2fc_2_scaled_425x319_4fps_1df66b89.mp4
Spatio-Temporal Retrospection
Location / Visibility Retrospection
EGO-LVRET
egocot_003168
What was the earlier state or role of the operator's arms at the very beginning of the video, before transitioning to cooking activities?
[ { "label": "A", "text": "Holding a frying pan near the stove" }, { "label": "B", "text": "Washing under running water in the sink area" }, { "label": "C", "text": "Stirring food in a pot on the stove" }, { "label": "D", "text": "Grasping plates near the dish rack" } ]
[]
7006d643-836f-4581-8c9b-5f51f6725d65_0_scaled_447x336_4fps_9750ad10
media/7006d643-836f-4581-8c9b-5f51f6725d65_0_scaled_447x336_4fps_9750ad10.mp4
Spatio-Temporal Retrospection
State Retrospection
EGO-SRET
egocot_003169
Where were the arms at 00:01.00 relative to the egocentric view?
[ { "label": "A", "text": "lower right of view" }, { "label": "B", "text": "lower left of view" }, { "label": "C", "text": "center of view" }, { "label": "D", "text": "out of view" } ]
[]
7006d643-836f-4581-8c9b-5f51f6725d65_0_scaled_447x336_4fps_9750ad10
media/7006d643-836f-4581-8c9b-5f51f6725d65_0_scaled_447x336_4fps_9750ad10.mp4
Spatio-Temporal Retrospection
Location / Visibility Retrospection
EGO-LVRET
egocot_003170
Where was the torso earlier in the video, before it appeared in the lower right of view?
[ { "label": "A", "text": "out of view" }, { "label": "B", "text": "near the stove and in view" }, { "label": "C", "text": "near the hand and holding the pan handle" }, { "label": "D", "text": "on a support surface" } ]
[]
7006d643-836f-4581-8c9b-5f51f6725d65_0_scaled_447x336_4fps_9750ad10
media/7006d643-836f-4581-8c9b-5f51f6725d65_0_scaled_447x336_4fps_9750ad10.mp4
Spatio-Temporal Retrospection
Location / Visibility Retrospection
EGO-LVRET
egocot_003171
Where was the coffee maker located at 00:03.00 relative to the operator's view?
[ { "label": "A", "text": "upper right of view" }, { "label": "B", "text": "upper left of view" }, { "label": "C", "text": "lower left of view" }, { "label": "D", "text": "middle of view" } ]
[]
7006d643-836f-4581-8c9b-5f51f6725d65_0_scaled_447x336_4fps_9750ad10
media/7006d643-836f-4581-8c9b-5f51f6725d65_0_scaled_447x336_4fps_9750ad10.mp4
Spatio-Temporal Retrospection
Location / Visibility Retrospection
EGO-LVRET