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timelens_video_opsd
[ { "content": "<video>\nLocate the temporal span for this query: Show me the moment when the beaten eggs are poured into the pan.\nReturn only JSON: {\"start\": seconds, \"end\": seconds}.", "role": "user" } ]
[ { "frame_times": [ 0.68, 2.039, 3.399, 4.758, 6.117, 7.477, 8.836, 10.196, 11.555, 12.915, 14.274, 15.633, 16.993, 18.352, 19.712, 21.071, 22.431, 23.79, 25.149, 26.509, 27.868, 29...
[ { "frame_times": [ 0.906, 2.719, 4.531, 6.344, 8.157, 9.969, 11.782, 13.594, 15.407, 17.219, 19.032, 20.845, 22.657, 24.47, 26.282, 28.095, 29.907, 31.72, 33.533, 35.345, 37.158, 3...
temporal_video_grounding
{ "ground_truth": { "end": 127, "start": 122 }, "style": "none" }
{ "category": "A_TOKEN_BROAD_GAIN", "delta_iou": 0.5, "gt_len_sec": 5, "gt_span": [ 122, 127 ], "id": "timelens100k-src-011379-03-00", "iou_s": 0.5, "iou_t": 1, "length_balanced_mix": "len_balanced_with_aux_v1", "length_balanced_source": "full_priority_24000_teacher_adv", "length_bin": "2_...
timelens_video_opsd
[ { "content": "<video>\nLocate the temporal span for this query: Show the time when the boy is wearing a red shirt and brown pants.\nReturn only JSON: {\"start\": seconds, \"end\": seconds}.", "role": "user" } ]
[ { "frame_times": [ 0.151, 0.452, 0.754, 1.056, 1.357, 1.659, 1.96, 2.262, 2.564, 2.865, 3.167, 3.468, 3.77, 4.072, 4.373, 4.675, 4.977, 5.278, 5.58, 5.881, 6.183, 6.485, 6.78...
[ { "frame_times": [ 0.201, 0.594, 0.603, 1.005, 1.407, 1.781, 1.81, 2.212, 2.614, 2.969, 3.016, 3.418, 3.82, 4.156, 4.222, 4.625, 5.027, 5.344, 5.429, 5.831, 6.233, 6.531, 6.6...
temporal_video_grounding
{ "ground_truth": { "end": 38, "start": 0 }, "style": "none" }
{ "category": "B_STABLE_BOTH_GOOD", "delta_iou": 0.00271, "gt_len_sec": 38, "gt_span": [ 0, 38 ], "id": "timelens100k-src-017392-01-00", "iou_s": 0.984303, "iou_t": 0.987013, "length_balanced_mix": "len_balanced_with_aux_v1", "length_balanced_source": "v3_priority_4000_with_aux", "length_b...
timelens_video_opsd
[ { "content": "<video>\nLocate the temporal span for this query: Identify the moment the man uses a socket wrench to loosen the rear axle nut.\nReturn only JSON: {\"start\": seconds, \"end\": seconds}.", "role": "user" } ]
[ { "frame_times": [ 1.402, 4.206, 7.01, 9.814, 12.619, 15.423, 18.227, 21.031, 23.835, 26.639, 29.443, 32.248, 35.052, 37.856, 40.66, 43.464, 46.268, 49.072, 51.877, 54.681, 57.485, ...
[ { "frame_times": [ 1.869, 5.608, 9.347, 13.086, 16.825, 20.564, 24.303, 28.041, 31.094, 31.281, 31.469, 31.656, 31.78, 31.844, 32.031, 32.219, 32.406, 32.594, 32.781, 32.969, 33.156, ...
temporal_video_grounding
{ "ground_truth": { "end": 37, "start": 31 }, "style": "none" }
{ "category": "A_TOKEN_STRONG_LOW_RHO", "delta_iou": 0.345455, "gt_len_sec": 6, "gt_span": [ 31, 37 ], "id": "timelens100k-src-006663-01-00", "iou_s": 0.2, "iou_t": 0.545455, "length_balanced_mix": "len_balanced_with_aux_v1", "length_balanced_source": "full_priority_24000_teacher_adv", "le...
timelens_video_opsd
[ { "content": "<video>\nLocate the temporal span for this query: Show the process of grating a hard-boiled egg into a bowl.\nReturn only JSON: {\"start\": seconds, \"end\": seconds}.", "role": "user" } ]
[ { "frame_times": [ 1.014, 3.043, 5.071, 7.1, 9.129, 11.157, 13.186, 15.214, 17.243, 19.272, 21.3, 23.329, 25.357, 27.386, 29.415, 31.443, 33.472, 35.5, 37.529, 39.557, 41.586, 43.6...
[ { "frame_times": [ 1.352, 4.057, 6.762, 9.467, 12.172, 14.876, 17.581, 20.286, 22.991, 25.695, 28.4, 31.105, 33.81, 36.515, 39.219, 41.924, 44.629, 47.334, 50.039, 52.743, 55.448, ...
temporal_video_grounding
{ "ground_truth": { "end": 127, "start": 122 }, "style": "none" }
{ "category": "A_TOKEN_STRONG_LOW_RHO", "delta_iou": 0.8, "gt_len_sec": 5, "gt_span": [ 122, 127 ], "id": "timelens100k-src-001080-01-00", "iou_s": 0, "iou_t": 0.8, "length_balanced_mix": "len_balanced_with_aux_v1", "length_balanced_source": "full_priority_24000_teacher_adv", "length_bin":...
timelens_video_opsd
[ { "content": "<video>\nLocate the temporal span for this query: Find the moment where the video explains the convex and concave sides of the sequins.\nReturn only JSON: {\"start\": seconds, \"end\": seconds}.", "role": "user" } ]
[ { "frame_times": [ 0.537, 1.612, 2.688, 3.762, 4.837, 5.912, 6.987, 8.062, 9.137, 10.213, 11.287, 12.362, 13.438, 14.512, 15.587, 16.662, 17.738, 18.812, 19.887, 20.962, 22.037, 23...
[ { "frame_times": [ 0.717, 2.15, 3.583, 5.017, 6.45, 7.883, 9.317, 10.75, 12.183, 13.617, 15.05, 16.483, 17.917, 19.35, 20.783, 22.217, 23.65, 25.083, 26.517, 27.95, 29.383, 30.817,...
temporal_video_grounding
{ "ground_truth": { "end": 79, "start": 75 }, "style": "none" }
{ "category": "A_TOKEN_STRONG_LOW_RHO", "delta_iou": 0.8, "gt_len_sec": 4, "gt_span": [ 75, 79 ], "id": "timelens100k-src-008087-03-00", "iou_s": 0, "iou_t": 0.8, "length_balanced_mix": "len_balanced_with_aux_v1", "length_balanced_source": "full_priority_24000_teacher_adv", "length_bin": "...
timelens_video_opsd
[ { "content": "<video>\nLocate the temporal span for this query: At what point does the man demonstrate how to close the lid of the popcorn box?\nReturn only JSON: {\"start\": seconds, \"end\": seconds}.", "role": "user" } ]
[ { "frame_times": [ 0.578, 1.735, 2.892, 4.048, 5.205, 6.361, 7.518, 8.675, 9.831, 10.988, 12.145, 13.301, 14.458, 15.614, 16.771, 17.928, 19.084, 20.241, 21.398, 22.554, 23.711, 24...
[ { "frame_times": [ 0.771, 2.313, 3.855, 5.398, 6.94, 8.482, 10.024, 11.566, 13.108, 14.651, 16.193, 17.735, 19.277, 20.819, 22.361, 23.904, 25.446, 26.988, 28.53, 30.072, 31.614, 3...
temporal_video_grounding
{ "ground_truth": { "end": 70, "start": 63 }, "style": "none" }
{ "category": "A_TOKEN_BROAD_GAIN", "delta_iou": 0.444444, "gt_len_sec": 7, "gt_span": [ 63, 70 ], "id": "timelens100k-src-008442-02-00", "iou_s": 0, "iou_t": 0.444444, "length_balanced_mix": "len_balanced_with_aux_v1", "length_balanced_source": "v3_priority_4000_with_aux", "length_bin": "...
timelens_video_opsd
[ { "content": "<video>\nLocate the temporal span for this query: At what moment is the lid being slid off the pan to reveal the bread?\nReturn only JSON: {\"start\": seconds, \"end\": seconds}.", "role": "user" } ]
[ { "frame_times": [ 0.475, 1.424, 2.374, 3.323, 4.273, 5.222, 6.172, 7.121, 8.071, 9.02, 9.97, 10.919, 11.868, 12.818, 13.767, 14.717, 15.666, 16.616, 17.565, 18.515, 19.464, 20.414...
[ { "frame_times": [ 0.633, 1.899, 3.165, 4.431, 5.697, 6.963, 8.229, 9.495, 10.761, 12.027, 13.293, 14.559, 15.825, 17.091, 18.357, 19.623, 20.889, 22.155, 23.42, 24.686, 25.952, 27...
temporal_video_grounding
{ "ground_truth": { "end": 52, "start": 46 }, "style": "none" }
{ "category": "A_TOKEN_MAIN_LOW_RHO", "delta_iou": 0.416667, "gt_len_sec": 6, "gt_span": [ 46, 52 ], "id": "timelens100k-src-010569-01-00", "iou_s": 0.333333, "iou_t": 0.75, "length_balanced_mix": "len_balanced_with_aux_v1", "length_balanced_source": "v3_priority_4000_with_aux", "length_bi...
timelens_video_opsd
[ { "content": "<video>\nLocate the temporal span for this query: Show the action of mixing the breadcrumbs with herbs and spices.\nReturn only JSON: {\"start\": seconds, \"end\": seconds}.", "role": "user" } ]
[ { "frame_times": [ 0.63, 1.89, 3.151, 4.411, 5.671, 6.932, 8.192, 9.452, 10.713, 11.973, 13.233, 14.494, 15.754, 17.014, 18.275, 19.535, 20.795, 22.055, 23.316, 24.576, 25.836, 27....
[ { "frame_times": [ 0.84, 2.521, 4.201, 5.881, 7.562, 9.242, 10.923, 12.603, 14.284, 15.964, 17.644, 19.325, 21.005, 22.686, 24.366, 26.046, 27.727, 29.407, 31.088, 32.768, 34.449, ...
temporal_video_grounding
{ "ground_truth": { "end": 73, "start": 60 }, "style": "none" }
{ "category": "B_STABLE_BOTH_GOOD", "delta_iou": -0.071429, "gt_len_sec": 13, "gt_span": [ 60, 73 ], "id": "timelens100k-src-001295-02-00", "iou_s": 0.928571, "iou_t": 0.857143, "length_balanced_mix": "len_balanced_with_aux_v1", "length_balanced_source": "v3_priority_4000_with_aux", "lengt...
timelens_video_opsd
[ { "content": "<video>\nLocate the temporal span for this query: When can we see the 'Lip Gloss & a Sander' logo?\nReturn only JSON: {\"start\": seconds, \"end\": seconds}.", "role": "user" } ]
[ { "frame_times": [ 0.173, 0.52, 0.867, 1.213, 1.56, 1.906, 2.253, 2.6, 2.946, 3.293, 3.639, 3.986, 4.333, 4.679, 5.026, 5.373, 5.719, 6.066, 6.412, 6.759, 7.106, 7.452, 7.799...
[ { "frame_times": [ 0.016, 0.047, 0.078, 0.109, 0.141, 0.172, 0.203, 0.231, 0.234, 0.266, 0.297, 0.328, 0.359, 0.391, 0.422, 0.453, 0.484, 0.516, 0.547, 0.578, 0.609, 0.641, 0...
temporal_video_grounding
{ "ground_truth": { "end": 1, "start": 0 }, "style": "none" }
{ "category": "A_TOKEN_BROAD_GAIN", "delta_iou": 0.411765, "gt_len_sec": 1, "gt_span": [ 0, 1 ], "id": "timelens100k-src-000952-00-00", "iou_s": 0.588235, "iou_t": 1, "length_balanced_mix": "len_balanced_with_aux_v1", "length_balanced_source": "full_priority_24000_teacher_adv", "length_bin...
timelens_video_opsd
[ { "content": "<video>\nLocate the temporal span for this query: When does the cook begin to mix all the ingredients together by hand?\nReturn only JSON: {\"start\": seconds, \"end\": seconds}.", "role": "user" } ]
[ { "frame_times": [ 0.996, 2.987, 4.979, 6.97, 8.962, 10.954, 12.945, 14.937, 16.928, 18.92, 20.911, 22.903, 24.895, 26.886, 28.878, 30.869, 32.861, 34.852, 36.844, 38.835, 40.827, ...
[ { "frame_times": [ 1.328, 3.983, 6.639, 9.294, 11.949, 14.605, 17.26, 19.916, 22.571, 25.226, 27.882, 30.537, 33.193, 35.848, 38.504, 41.159, 43.814, 46.47, 49.125, 51.781, 54.436, ...
temporal_video_grounding
{ "ground_truth": { "end": 162, "start": 158 }, "style": "none" }
{ "category": "A_TOKEN_STRONG_LOW_RHO", "delta_iou": 0.8, "gt_len_sec": 4, "gt_span": [ 158, 162 ], "id": "timelens100k-src-019387-04-00", "iou_s": 0, "iou_t": 0.8, "length_balanced_mix": "len_balanced_with_aux_v1", "length_balanced_source": "full_priority_24000_teacher_adv", "length_bin":...
timelens_video_opsd
[ { "content": "<video>\nLocate the temporal span for this query: When does the artist use a thin brush to draw the initial veins on the board?\nReturn only JSON: {\"start\": seconds, \"end\": seconds}.", "role": "user" } ]
[ { "frame_times": [ 0.922, 2.767, 4.611, 6.455, 8.3, 10.144, 11.988, 13.833, 15.677, 17.522, 19.366, 21.21, 23.055, 24.899, 26.743, 28.588, 30.432, 32.277, 34.121, 35.965, 37.81, 39...
[ { "frame_times": [ 1.23, 3.689, 6.148, 8.607, 11.066, 13.525, 15.985, 18.444, 20.903, 23.362, 25.094, 25.281, 25.469, 25.656, 25.821, 25.844, 26.031, 26.219, 26.406, 26.594, 26.781, ...
temporal_video_grounding
{ "ground_truth": { "end": 31, "start": 25 }, "style": "none" }
{ "category": "A_TOKEN_BROAD_GAIN", "delta_iou": 0.444444, "gt_len_sec": 6, "gt_span": [ 25, 31 ], "id": "timelens100k-src-019285-00-00", "iou_s": 0, "iou_t": 0.444444, "length_balanced_mix": "len_balanced_with_aux_v1", "length_balanced_source": "full_priority_24000_teacher_adv", "length_b...
timelens_video_opsd
[ { "content": "<video>\nLocate the temporal span for this query: When is the OPI Nail Envy base coat being applied to the nail?\nReturn only JSON: {\"start\": seconds, \"end\": seconds}.", "role": "user" } ]
[ { "frame_times": [ 1.165, 3.494, 5.823, 8.152, 10.481, 12.81, 15.139, 17.468, 19.797, 22.126, 24.455, 26.784, 29.113, 31.442, 33.772, 36.101, 38.43, 40.759, 43.088, 45.417, 47.746, ...
[ { "frame_times": [ 1.553, 4.658, 7.764, 10.869, 13.974, 17.08, 20.185, 23.291, 26.396, 29.502, 30.109, 30.328, 30.547, 30.766, 30.984, 31.203, 31.422, 31.641, 31.859, 32.078, 32.297, ...
temporal_video_grounding
{ "ground_truth": { "end": 37, "start": 30 }, "style": "none" }
{ "category": "A_TOKEN_STRONG_LOW_RHO", "delta_iou": 0.6, "gt_len_sec": 7, "gt_span": [ 30, 37 ], "id": "timelens100k-src-000547-00-00", "iou_s": 0, "iou_t": 0.6, "length_balanced_mix": "len_balanced_with_aux_v1", "length_balanced_source": "full_priority_24000_teacher_adv", "length_bin": "...
timelens_video_opsd
[ { "content": "<video>\nLocate the temporal span for this query: When is the dog seen wearing a red collar?\nReturn only JSON: {\"start\": seconds, \"end\": seconds}.", "role": "user" } ]
[ { "frame_times": [ 0.253, 0.759, 1.264, 1.77, 2.276, 2.781, 3.287, 3.793, 4.299, 4.804, 5.31, 5.816, 6.321, 6.827, 7.333, 7.839, 8.344, 8.85, 9.356, 9.861, 10.367, 10.873, 11...
[ { "frame_times": [ 0.337, 0.547, 1.011, 1.641, 1.686, 2.36, 2.734, 3.034, 3.709, 3.828, 4.383, 4.922, 5.057, 5.731, 6.016, 6.406, 7.08, 7.109, 7.754, 8.203, 8.429, 9.103, 9.2...
temporal_video_grounding
{ "ground_truth": { "end": 35, "start": 0 }, "style": "none" }
{ "category": "B_STABLE_BOTH_GOOD", "delta_iou": 0, "gt_len_sec": 35, "gt_span": [ 0, 35 ], "id": "timelens100k-src-018425-00-00", "iou_s": 0.958904, "iou_t": 0.958904, "length_balanced_mix": "len_balanced_with_aux_v1", "length_balanced_source": "v3_priority_4000_with_aux", "length_bin": "...
timelens_video_opsd
[ { "content": "<video>\nLocate the temporal span for this query: When is the batter poured into the baking pan?\nReturn only JSON: {\"start\": seconds, \"end\": seconds}.", "role": "user" } ]
[ { "frame_times": [ 0.607, 1.82, 3.033, 4.246, 5.459, 6.673, 7.886, 9.099, 10.312, 11.526, 12.739, 13.952, 15.165, 16.378, 17.592, 18.805, 20.018, 21.231, 22.444, 23.658, 24.871, 26...
[ { "frame_times": [ 0.809, 2.426, 4.044, 5.662, 7.279, 8.897, 10.515, 12.132, 13.75, 15.367, 16.985, 18.603, 20.22, 21.838, 23.456, 25.073, 26.691, 28.308, 29.926, 31.544, 33.161, 3...
temporal_video_grounding
{ "ground_truth": { "end": 97, "start": 82 }, "style": "none" }
{ "category": "A_TOKEN_BROAD_GAIN_WEAK", "delta_iou": 0.120833, "gt_len_sec": 15, "gt_span": [ 82, 97 ], "id": "timelens100k-src-008743-03-00", "iou_s": 0.8125, "iou_t": 0.933333, "length_balanced_mix": "len_balanced_with_aux_v1", "length_balanced_source": "v3_priority_4000_with_aux", "len...
timelens_video_opsd
[ { "content": "<video>\nLocate the temporal span for this query: When is the man in the yellow pants playing the guitar?\nReturn only JSON: {\"start\": seconds, \"end\": seconds}.", "role": "user" } ]
[ { "frame_times": [ 0.352, 1.055, 1.758, 2.461, 3.164, 3.867, 4.57, 5.273, 5.976, 6.679, 7.382, 8.085, 8.788, 9.491, 10.194, 10.897, 11.6, 12.303, 13.006, 13.709, 14.412, 15.115, ...
[ { "frame_times": [ 0.469, 1.391, 1.406, 2.343, 3.281, 4.172, 4.218, 5.156, 6.093, 6.953, 7.03, 7.968, 8.905, 9.734, 9.843, 10.78, 11.717, 12.516, 12.655, 13.592, 14.53, 15.297, ...
temporal_video_grounding
{ "ground_truth": { "end": 89, "start": 0 }, "style": "none" }
{ "category": "B_STABLE_BOTH_GOOD", "delta_iou": 0.003337, "gt_len_sec": 89, "gt_span": [ 0, 89 ], "id": "timelens100k-src-017792-00-00", "iou_s": 0.993304, "iou_t": 0.996641, "length_balanced_mix": "len_balanced_with_aux_v1", "length_balanced_source": "v3_priority_4000_with_aux", "length_...
timelens_video_opsd
[ { "content": "<video>\nLocate the temporal span for this query: When is the safety warning with the yellow triangle shown?\nReturn only JSON: {\"start\": seconds, \"end\": seconds}.", "role": "user" } ]
[ { "frame_times": [ 0.306, 0.917, 1.528, 2.139, 2.751, 3.362, 3.973, 4.584, 5.196, 5.807, 6.418, 7.029, 7.641, 8.252, 8.863, 9.474, 10.086, 10.697, 11.308, 11.919, 12.531, 13.142, ...
[ { "frame_times": [ 0.407, 1.222, 2.038, 2.852, 3.667, 4.482, 5.297, 6.112, 6.927, 7.742, 8.557, 9.125, 9.373, 9.375, 9.625, 9.875, 10.125, 10.187, 10.375, 10.625, 10.875, 11.002, ...
temporal_video_grounding
{ "ground_truth": { "end": 17, "start": 9 }, "style": "none" }
{ "category": "A_TOKEN_BROAD_GAIN_WEAK", "delta_iou": 0.061957, "gt_len_sec": 8, "gt_span": [ 9, 17 ], "id": "timelens100k-src-001693-00-00", "iou_s": 0.816092, "iou_t": 0.878049, "length_balanced_mix": "len_balanced_with_aux_v1", "length_balanced_source": "v3_priority_4000_with_aux", "len...
timelens_video_opsd
[ { "content": "<video>\nLocate the temporal span for this query: When does the woman apply the mask to her face?\nReturn only JSON: {\"start\": seconds, \"end\": seconds}.", "role": "user" } ]
[ { "frame_times": [ 0.585, 1.755, 2.925, 4.095, 5.265, 6.435, 7.605, 8.775, 9.945, 11.115, 12.285, 13.455, 14.625, 15.795, 16.965, 18.135, 19.305, 20.475, 21.645, 22.815, 23.985, 25...
[ { "frame_times": [ 0.78, 2.34, 3.9, 5.46, 7.02, 8.58, 10.14, 11.7, 13.26, 14.82, 16.38, 17.94, 19.5, 21.06, 22.62, 24.18, 25.74, 27.3, 28.86, 30.42, 31.98, 33.54, 35.1, ...
temporal_video_grounding
{ "ground_truth": { "end": 96, "start": 85 }, "style": "none" }
{ "category": "A_TOKEN_BROAD_GAIN", "delta_iou": 0.153846, "gt_len_sec": 11, "gt_span": [ 85, 96 ], "id": "timelens100k-src-012428-03-00", "iou_s": 0.846154, "iou_t": 1, "length_balanced_mix": "len_balanced_with_aux_v1", "length_balanced_source": "v3_priority_4000_with_aux", "length_bin": ...
timelens_video_opsd
[ { "content": "<video>\nLocate the temporal span for this query: Identify when the man points directly at the camera at the end.\nReturn only JSON: {\"start\": seconds, \"end\": seconds}.", "role": "user" } ]
[ { "frame_times": [ 0.379, 1.137, 1.895, 2.653, 3.411, 4.17, 4.928, 5.686, 6.444, 7.202, 7.96, 8.718, 9.476, 10.234, 10.992, 11.75, 12.509, 13.267, 14.025, 14.783, 15.541, 16.299, ...
[ { "frame_times": [ 0.505, 1.516, 2.527, 3.538, 4.549, 5.559, 6.57, 7.581, 8.592, 9.603, 10.613, 11.624, 12.635, 13.646, 14.656, 15.667, 16.678, 17.689, 18.7, 19.71, 20.721, 21.732,...
temporal_video_grounding
{ "ground_truth": { "end": 97, "start": 95 }, "style": "none" }
{ "category": "A_TOKEN_STRONG_LOW_RHO", "delta_iou": 1, "gt_len_sec": 2, "gt_span": [ 95, 97 ], "id": "timelens100k-src-000405-04-00", "iou_s": 0, "iou_t": 1, "length_balanced_mix": "len_balanced_with_aux_v1", "length_balanced_source": "full_priority_24000_teacher_adv", "length_bin": "le2"...
timelens_video_opsd
[ { "content": "<video>\nLocate the temporal span for this query: When is the woman pouring gin into a jigger?\nReturn only JSON: {\"start\": seconds, \"end\": seconds}.", "role": "user" } ]
[ { "frame_times": [ 0.656, 1.969, 3.281, 4.594, 5.906, 7.219, 8.531, 9.844, 11.156, 12.469, 13.781, 15.094, 16.406, 17.719, 19.031, 20.344, 21.656, 22.969, 24.281, 25.594, 26.906, 2...
[ { "frame_times": [ 0.875, 2.625, 4.375, 6.125, 7.875, 9.625, 11.375, 13.125, 14.875, 16.625, 18.375, 20.125, 21.875, 23.625, 25.375, 27.125, 28.875, 30.625, 32.375, 34.125, 35.875, ...
temporal_video_grounding
{ "ground_truth": { "end": 48, "start": 42 }, "style": "none" }
{ "category": "A_TOKEN_BROAD_GAIN", "delta_iou": 0.194444, "gt_len_sec": 6, "gt_span": [ 42, 48 ], "id": "timelens100k-src-007214-00-00", "iou_s": 0.555556, "iou_t": 0.75, "length_balanced_mix": "len_balanced_with_aux_v1", "length_balanced_source": "v3_priority_4000_with_aux", "length_bin"...
timelens_video_opsd
[ { "content": "<video>\nLocate the temporal span for this query: When are the different colored batters poured into the cake pan?\nReturn only JSON: {\"start\": seconds, \"end\": seconds}.", "role": "user" } ]
[ { "frame_times": [ 0.622, 1.866, 3.11, 4.354, 5.598, 6.842, 8.086, 9.33, 10.575, 11.819, 13.063, 14.307, 15.551, 16.795, 18.039, 19.283, 20.527, 21.771, 23.015, 24.259, 25.503, 26....
[ { "frame_times": [ 0.829, 2.488, 4.147, 5.806, 7.464, 9.123, 10.782, 12.441, 14.099, 15.758, 17.417, 19.076, 20.734, 22.393, 24.052, 25.711, 27.369, 29.028, 30.687, 32.346, 34.004, ...
temporal_video_grounding
{ "ground_truth": { "end": 88, "start": 71 }, "style": "none" }
{ "category": "A_TOKEN_BROAD_GAIN", "delta_iou": 0.316176, "gt_len_sec": 17, "gt_span": [ 71, 88 ], "id": "timelens100k-src-000818-03-00", "iou_s": 0.625, "iou_t": 0.941176, "length_balanced_mix": "len_balanced_with_aux_v1", "length_balanced_source": "v3_priority_4000_with_aux", "length_bi...
timelens_video_opsd
[ { "content": "<video>\nLocate the temporal span for this query: Show me the time when the camera is filming an outdoor gathering.\nReturn only JSON: {\"start\": seconds, \"end\": seconds}.", "role": "user" } ]
[ { "frame_times": [ 0.096, 0.289, 0.482, 0.675, 0.868, 1.061, 1.254, 1.447, 1.64, 1.833, 2.025, 2.218, 2.411, 2.604, 2.797, 2.99, 3.183, 3.376, 3.569, 3.762, 3.954, 4.147, 4.3...
[ { "frame_times": [ 0.129, 0.375, 0.386, 0.643, 0.9, 1.125, 1.157, 1.415, 1.672, 1.875, 1.929, 2.186, 2.443, 2.625, 2.701, 2.958, 3.215, 3.375, 3.472, 3.729, 3.987, 4.125, 4.2...
temporal_video_grounding
{ "ground_truth": { "end": 24, "start": 0 }, "style": "none" }
{ "category": "B_STABLE_BOTH_GOOD", "delta_iou": 0, "gt_len_sec": 24, "gt_span": [ 0, 24 ], "id": "timelens100k-src-017974-01-00", "iou_s": 0.972014, "iou_t": 0.972014, "length_balanced_mix": "len_balanced_with_aux_v1", "length_balanced_source": "v3_priority_4000_with_aux", "length_bin": "...
timelens_video_opsd
[ { "content": "<video>\nLocate the temporal span for this query: Locate the part where a man in a camouflage jacket says he is not being fooled by the chicken free strips.\nReturn only JSON: {\"start\": seconds, \"end\": seconds}.", "role": "user" } ]
[ { "frame_times": [ 0.492, 1.475, 2.458, 3.441, 4.424, 5.407, 6.39, 7.373, 8.356, 9.339, 10.322, 11.305, 12.288, 13.272, 14.255, 15.238, 16.221, 17.204, 18.187, 19.17, 20.153, 21.13...
[ { "frame_times": [ 0.655, 1.966, 3.277, 4.588, 5.898, 7.209, 8.52, 9.831, 11.142, 12.452, 13.763, 15.074, 16.385, 17.695, 19.006, 20.317, 21.628, 22.938, 24.249, 25.56, 26.871, 28....
temporal_video_grounding
{ "ground_truth": { "end": 68, "start": 65 }, "style": "none" }
{ "category": "A_TOKEN_STRONG_LOW_RHO", "delta_iou": 1, "gt_len_sec": 3, "gt_span": [ 65, 68 ], "id": "timelens100k-src-010065-04-00", "iou_s": 0, "iou_t": 1, "length_balanced_mix": "len_balanced_with_aux_v1", "length_balanced_source": "full_priority_24000_teacher_adv", "length_bin": "2_5"...
timelens_video_opsd
[ { "content": "<video>\nLocate the temporal span for this query: When do both the woman and the girl give a thumbs-up?\nReturn only JSON: {\"start\": seconds, \"end\": seconds}.", "role": "user" } ]
[ { "frame_times": [ 0.663, 1.99, 3.316, 4.643, 5.97, 7.296, 8.623, 9.949, 11.276, 12.603, 13.929, 15.256, 16.582, 17.909, 19.235, 20.562, 21.889, 23.215, 24.542, 25.868, 27.195, 28....
[ { "frame_times": [ 0.884, 2.653, 4.422, 6.191, 7.96, 9.728, 11.497, 13.266, 15.035, 16.803, 18.572, 20.341, 22.11, 23.879, 25.647, 27.416, 29.185, 30.954, 32.722, 34.491, 36.26, 38...
temporal_video_grounding
{ "ground_truth": { "end": 153, "start": 150 }, "style": "none" }
{ "category": "A_TOKEN_STRONG_LOW_RHO", "delta_iou": 1, "gt_len_sec": 3, "gt_span": [ 150, 153 ], "id": "timelens100k-src-010314-02-00", "iou_s": 0, "iou_t": 1, "length_balanced_mix": "len_balanced_with_aux_v1", "length_balanced_source": "full_priority_24000_teacher_adv", "length_bin": "2_...
timelens_video_opsd
[ { "content": "<video>\nLocate the temporal span for this query: Locate the segment where a graphic about the G20 summit is displayed.\nReturn only JSON: {\"start\": seconds, \"end\": seconds}.", "role": "user" } ]
[ { "frame_times": [ 0.402, 1.207, 2.012, 2.816, 3.621, 4.426, 5.23, 6.035, 6.84, 7.645, 8.449, 9.254, 10.059, 10.863, 11.668, 12.473, 13.277, 14.082, 14.887, 15.691, 16.496, 17.301,...
[ { "frame_times": [ 0.536, 1.609, 2.682, 3.755, 4.828, 5.901, 6.974, 8.047, 9.12, 10.193, 11.266, 12.339, 13.411, 14.484, 15.557, 16.63, 17.703, 18.776, 19.849, 20.922, 21.995, 23.0...
temporal_video_grounding
{ "ground_truth": { "end": 63, "start": 26 }, "style": "none" }
{ "category": "B_STABLE_BOTH_GOOD", "delta_iou": 0.026316, "gt_len_sec": 37, "gt_span": [ 26, 63 ], "id": "timelens100k-src-003515-02-00", "iou_s": 0.947368, "iou_t": 0.973684, "length_balanced_mix": "len_balanced_with_aux_v1", "length_balanced_source": "v3_priority_4000_with_aux", "length...
timelens_video_opsd
[ { "content": "<video>\nLocate the temporal span for this query: Can you show me the part where different types of udon noodles are introduced?\nReturn only JSON: {\"start\": seconds, \"end\": seconds}.", "role": "user" } ]
[ { "frame_times": [ 0.585, 1.755, 2.926, 4.096, 5.266, 6.437, 7.607, 8.777, 9.948, 11.118, 12.288, 13.459, 14.629, 15.799, 16.97, 18.14, 19.31, 20.48, 21.651, 22.821, 23.991, 25.162...
[ { "frame_times": [ 0.78, 2.341, 3.901, 5.461, 7.022, 8.582, 10.143, 11.703, 13.264, 14.824, 16.384, 17.945, 19.505, 21.066, 22.359, 22.626, 23.078, 23.797, 24.186, 24.516, 25.234, ...
temporal_video_grounding
{ "ground_truth": { "end": 45, "start": 22 }, "style": "none" }
{ "category": "A_TOKEN_BROAD_GAIN_WEAK", "delta_iou": 0.130435, "gt_len_sec": 23, "gt_span": [ 22, 45 ], "id": "timelens100k-src-009266-00-00", "iou_s": 0.304348, "iou_t": 0.434783, "length_balanced_mix": "len_balanced_with_aux_v1", "length_balanced_source": "v3_priority_4000_with_aux", "l...
timelens_video_opsd
[ { "content": "<video>\nLocate the temporal span for this query: When does the camera show a solo view of the woman on the right while she is speaking?\nReturn only JSON: {\"start\": seconds, \"end\": seconds}.", "role": "user" } ]
[ { "frame_times": [ 0.362, 1.086, 1.811, 2.535, 3.259, 3.983, 4.707, 5.432, 6.156, 6.88, 7.604, 8.329, 9.053, 9.777, 10.501, 11.225, 11.95, 12.674, 13.398, 14.122, 14.846, 15.571, ...
[ { "frame_times": [ 0.483, 1.448, 2.414, 3.38, 4.345, 5.311, 6.277, 7.242, 8.208, 9.173, 10.139, 11.105, 12.07, 13.036, 14.002, 14.967, 15.933, 16.898, 17.864, 18.83, 19.795, 20.761...
temporal_video_grounding
{ "ground_truth": { "end": 77, "start": 56 }, "style": "none" }
{ "category": "B_STABLE_BOTH_GOOD", "delta_iou": -0.045455, "gt_len_sec": 21, "gt_span": [ 56, 77 ], "id": "timelens100k-src-015184-04-00", "iou_s": 1, "iou_t": 0.954545, "length_balanced_mix": "len_balanced_with_aux_v1", "length_balanced_source": "v3_priority_4000_with_aux", "length_bin":...
timelens_video_opsd
[ { "content": "<video>\nLocate the temporal span for this query: When do the two girls introduce themselves?\nReturn only JSON: {\"start\": seconds, \"end\": seconds}.", "role": "user" } ]
[ { "frame_times": [ 0.686, 2.058, 3.43, 4.802, 6.174, 7.546, 8.918, 10.29, 11.662, 13.033, 14.405, 15.777, 17.149, 18.521, 19.893, 21.265, 22.637, 24.009, 25.381, 26.753, 28.125, 29...
[ { "frame_times": [ 0.915, 2.744, 4.573, 6.402, 8.232, 10.047, 10.061, 10.141, 10.234, 10.328, 10.422, 10.516, 10.609, 10.703, 10.797, 10.891, 10.984, 11.078, 11.172, 11.266, 11.359, ...
temporal_video_grounding
{ "ground_truth": { "end": 13, "start": 10 }, "style": "none" }
{ "category": "A_TOKEN_STRONG_LOW_RHO", "delta_iou": 0.96, "gt_len_sec": 3, "gt_span": [ 10, 13 ], "id": "timelens100k-src-008236-00-00", "iou_s": 0.04, "iou_t": 1, "length_balanced_mix": "len_balanced_with_aux_v1", "length_balanced_source": "full_priority_24000_teacher_adv", "length_bin":...
timelens_video_opsd
[ { "content": "<video>\nLocate the temporal span for this query: When can we see a group of people taking a photo together, including a baby in a stroller?\nReturn only JSON: {\"start\": seconds, \"end\": seconds}.", "role": "user" } ]
[ { "frame_times": [ 0.224, 0.671, 1.118, 1.565, 2.012, 2.459, 2.906, 3.353, 3.8, 4.247, 4.694, 5.141, 5.588, 6.035, 6.482, 6.929, 7.377, 7.824, 8.271, 8.718, 9.165, 9.612, 10....
[ { "frame_times": [ 0.298, 0.894, 1.49, 2.086, 2.682, 3.278, 3.875, 4.471, 5.067, 5.663, 6.259, 6.855, 7.094, 7.281, 7.451, 7.469, 7.656, 7.844, 8.031, 8.047, 8.219, 8.406, 8....
temporal_video_grounding
{ "ground_truth": { "end": 13, "start": 7 }, "style": "none" }
{ "category": "B_STABLE_BOTH_GOOD", "delta_iou": -0.017998, "gt_len_sec": 6, "gt_span": [ 7, 13 ], "id": "timelens100k-src-005675-00-00", "iou_s": 0.794118, "iou_t": 0.776119, "length_balanced_mix": "len_balanced_with_aux_v1", "length_balanced_source": "v3_priority_4000_with_aux", "length_...
timelens_video_opsd
[ { "content": "<video>\nLocate the temporal span for this query: Show the person riding a bicycle down the road through the forest.\nReturn only JSON: {\"start\": seconds, \"end\": seconds}.", "role": "user" } ]
[ { "frame_times": [ 0.139, 0.416, 0.694, 0.972, 1.249, 1.527, 1.805, 2.082, 2.36, 2.637, 2.915, 3.193, 3.47, 3.748, 4.026, 4.303, 4.581, 4.858, 5.136, 5.414, 5.691, 5.969, 6.2...
[ { "frame_times": [ 0.185, 0.547, 0.555, 0.925, 1.296, 1.641, 1.666, 2.036, 2.406, 2.734, 2.776, 3.146, 3.517, 3.828, 3.887, 4.257, 4.627, 4.922, 4.997, 5.367, 5.738, 6.016, 6...
temporal_video_grounding
{ "ground_truth": { "end": 35, "start": 0 }, "style": "none" }
{ "category": "B_STABLE_BOTH_GOOD", "delta_iou": 0, "gt_len_sec": 35, "gt_span": [ 0, 35 ], "id": "timelens100k-src-017710-00-00", "iou_s": 0.985915, "iou_t": 0.985915, "length_balanced_mix": "len_balanced_with_aux_v1", "length_balanced_source": "v3_priority_4000_with_aux", "length_bin": "...
timelens_video_opsd
[ { "content": "<video>\nLocate the temporal span for this query: When can we see the interior shot of the car with the driver wearing a helmet?\nReturn only JSON: {\"start\": seconds, \"end\": seconds}.", "role": "user" } ]
[ { "frame_times": [ 0.603, 1.809, 3.015, 4.221, 5.427, 6.633, 7.839, 9.045, 10.251, 11.457, 12.663, 13.869, 15.075, 16.281, 17.487, 18.693, 19.899, 21.105, 22.311, 23.517, 24.723, 2...
[ { "frame_times": [ 0.804, 2.412, 4.02, 5.628, 7.236, 8.844, 10.452, 12.06, 13.668, 15.276, 16.884, 18.492, 20.1, 21.708, 23.316, 24.924, 26.532, 28.14, 29.748, 31.356, 32.964, 34.5...
temporal_video_grounding
{ "ground_truth": { "end": 61, "start": 42 }, "style": "none" }
{ "category": "A_TOKEN_BROAD_GAIN_WEAK", "delta_iou": 0.097368, "gt_len_sec": 19, "gt_span": [ 42, 61 ], "id": "timelens100k-src-010477-03-00", "iou_s": 0.85, "iou_t": 0.947368, "length_balanced_mix": "len_balanced_with_aux_v1", "length_balanced_source": "v3_priority_4000_with_aux", "lengt...
timelens_video_opsd
[ { "content": "<video>\nLocate the temporal span for this query: When does the man explain the tools he used to clean the fence?\nReturn only JSON: {\"start\": seconds, \"end\": seconds}.", "role": "user" } ]
[ { "frame_times": [ 0.385, 1.155, 1.925, 2.695, 3.465, 4.235, 5.005, 5.775, 6.545, 7.315, 8.085, 8.855, 9.626, 10.396, 11.166, 11.936, 12.706, 13.476, 14.246, 15.016, 15.786, 16.556...
[ { "frame_times": [ 0.513, 1.54, 2.567, 3.594, 4.62, 5.647, 6.674, 7.7, 8.727, 9.754, 10.781, 11.807, 12.834, 13.861, 14.887, 15.914, 16.941, 17.968, 18.994, 20.021, 20.047, 20.141,...
temporal_video_grounding
{ "ground_truth": { "end": 23, "start": 20 }, "style": "none" }
{ "category": "A_TOKEN_BROAD_GAIN", "delta_iou": 0.5, "gt_len_sec": 3, "gt_span": [ 20, 23 ], "id": "timelens100k-src-001978-00-00", "iou_s": 0.5, "iou_t": 1, "length_balanced_mix": "len_balanced_with_aux_v1", "length_balanced_source": "full_priority_24000_teacher_adv", "length_bin": "2_5"...
timelens_video_opsd
[ { "content": "<video>\nLocate the temporal span for this query: Identify the moment the man in the black shirt is giving a speech.\nReturn only JSON: {\"start\": seconds, \"end\": seconds}.", "role": "user" } ]
[ { "frame_times": [ 0.263, 0.788, 1.313, 1.838, 2.363, 2.888, 3.413, 3.938, 4.463, 4.988, 5.513, 6.038, 6.563, 7.088, 7.613, 8.138, 8.663, 9.188, 9.713, 10.238, 10.763, 11.288, ...
[ { "frame_times": [ 0.35, 0.859, 1.05, 1.75, 2.45, 2.578, 3.15, 3.85, 4.297, 4.55, 5.25, 5.95, 6.016, 6.65, 7.35, 7.734, 8.05, 8.75, 9.45, 9.453, 10.15, 10.85, 11.172, 1...
temporal_video_grounding
{ "ground_truth": { "end": 55, "start": 0 }, "style": "none" }
{ "category": "B_STABLE_BOTH_GOOD", "delta_iou": 0, "gt_len_sec": 55, "gt_span": [ 0, 55 ], "id": "timelens100k-src-004403-00-00", "iou_s": 0.820896, "iou_t": 0.820896, "length_balanced_mix": "len_balanced_with_aux_v1", "length_balanced_source": "v3_priority_4000_with_aux", "length_bin": "...
timelens_video_opsd
[ { "content": "<video>\nLocate the temporal span for this query: Show the segment where the narrator points to the ingredients list.\nReturn only JSON: {\"start\": seconds, \"end\": seconds}.", "role": "user" } ]
[ { "frame_times": [ 0.654, 1.961, 3.268, 4.576, 5.883, 7.19, 8.497, 9.805, 11.112, 12.419, 13.727, 15.034, 16.341, 17.648, 18.956, 20.263, 21.57, 22.878, 24.185, 25.492, 26.8, 28.10...
[ { "frame_times": [ 0.872, 2.615, 4.358, 6.101, 7.844, 9.587, 11.33, 13.073, 14.816, 16.559, 18.302, 20.045, 21.788, 23.531, 25.274, 27.017, 28.761, 29.422, 30.266, 30.504, 31.109, ...
temporal_video_grounding
{ "ground_truth": { "end": 56, "start": 29 }, "style": "none" }
{ "category": "B_STABLE_BOTH_GOOD", "delta_iou": 0, "gt_len_sec": 27, "gt_span": [ 29, 56 ], "id": "timelens100k-src-013507-01-00", "iou_s": 0.928571, "iou_t": 0.928571, "length_balanced_mix": "len_balanced_with_aux_v1", "length_balanced_source": "v3_priority_4000_with_aux", "length_bin": ...
timelens_video_opsd
[ { "content": "<video>\nLocate the temporal span for this query: When can we see the woman introducing the snowflake decorations?\nReturn only JSON: {\"start\": seconds, \"end\": seconds}.", "role": "user" } ]
[ { "frame_times": [ 0.546, 1.639, 2.732, 3.825, 4.917, 6.01, 7.103, 8.196, 9.288, 10.381, 11.474, 12.567, 13.659, 14.752, 15.845, 16.938, 18.031, 19.123, 20.216, 21.309, 22.402, 23....
[ { "frame_times": [ 0.729, 2.186, 3.643, 5.1, 6.557, 8.014, 9.471, 10.928, 12.385, 13.842, 14.219, 14.656, 15.094, 15.299, 15.531, 15.969, 16.406, 16.756, 16.844, 17.281, 17.719, 18...
temporal_video_grounding
{ "ground_truth": { "end": 28, "start": 14 }, "style": "none" }
{ "category": "B_STABLE_BOTH_GOOD", "delta_iou": 0, "gt_len_sec": 14, "gt_span": [ 14, 28 ], "id": "timelens100k-src-013519-00-00", "iou_s": 0.875, "iou_t": 0.875, "length_balanced_mix": "len_balanced_with_aux_v1", "length_balanced_source": "v3_priority_4000_with_aux", "length_bin": "10_20...
timelens_video_opsd
[ { "content": "<video>\nLocate the temporal span for this query: At what point is the company's white work van shown?\nReturn only JSON: {\"start\": seconds, \"end\": seconds}.", "role": "user" } ]
[ { "frame_times": [ 0.51, 1.53, 2.551, 3.571, 4.591, 5.612, 6.632, 7.652, 8.673, 9.693, 10.713, 11.734, 12.754, 13.774, 14.795, 15.815, 16.835, 17.855, 18.876, 19.896, 20.916, 21.93...
[ { "frame_times": [ 0.68, 2.041, 3.401, 4.761, 6.122, 7.482, 8.843, 10.203, 11.564, 12.924, 14.284, 15.645, 17.005, 18.366, 19.726, 21.086, 22.447, 23.807, 25.168, 26.528, 27.889, 2...
temporal_video_grounding
{ "ground_truth": { "end": 79, "start": 75 }, "style": "none" }
{ "category": "A_TOKEN_STRONG_LOW_RHO", "delta_iou": 0.8, "gt_len_sec": 4, "gt_span": [ 75, 79 ], "id": "timelens100k-src-013963-03-00", "iou_s": 0, "iou_t": 0.8, "length_balanced_mix": "len_balanced_with_aux_v1", "length_balanced_source": "full_priority_24000_teacher_adv", "length_bin": "...
timelens_video_opsd
[ { "content": "<video>\nLocate the temporal span for this query: At what point is the aquarium pump being explained?\nReturn only JSON: {\"start\": seconds, \"end\": seconds}.", "role": "user" } ]
[ { "frame_times": [ 0.27, 0.81, 1.351, 1.891, 2.431, 2.971, 3.511, 4.052, 4.592, 5.132, 5.672, 6.213, 6.753, 7.293, 7.833, 8.374, 8.914, 9.454, 9.994, 10.534, 11.075, 11.615, ...
[ { "frame_times": [ 0.36, 1.08, 1.801, 2.521, 3.241, 3.962, 4.682, 5.402, 6.123, 6.843, 7.563, 8.283, 9.004, 9.724, 10.444, 11.165, 11.885, 12.605, 13.326, 14.046, 14.766, 15.486, ...
temporal_video_grounding
{ "ground_truth": { "end": 51, "start": 31 }, "style": "none" }
{ "category": "B_STABLE_BOTH_GOOD", "delta_iou": 0, "gt_len_sec": 20, "gt_span": [ 31, 51 ], "id": "timelens100k-src-000172-02-00", "iou_s": 0.75, "iou_t": 0.75, "length_balanced_mix": "len_balanced_with_aux_v1", "length_balanced_source": "v3_priority_4000_with_aux", "length_bin": "10_20",...
timelens_video_opsd
[ { "content": "<video>\nLocate the temporal span for this query: Pinpoint the time when a woman is playing the piano.\nReturn only JSON: {\"start\": seconds, \"end\": seconds}.", "role": "user" } ]
[ { "frame_times": [ 0.352, 1.055, 1.758, 2.461, 3.164, 3.867, 4.57, 5.273, 5.976, 6.679, 7.382, 8.085, 8.788, 9.491, 10.194, 10.897, 11.6, 12.303, 13.006, 13.709, 14.412, 15.115, ...
[ { "frame_times": [ 0.469, 1.391, 1.406, 2.343, 3.281, 4.172, 4.218, 5.156, 6.093, 6.953, 7.03, 7.968, 8.905, 9.734, 9.843, 10.78, 11.717, 12.516, 12.655, 13.592, 14.53, 15.297, ...
temporal_video_grounding
{ "ground_truth": { "end": 89, "start": 0 }, "style": "none" }
{ "category": "B_STABLE_BOTH_GOOD", "delta_iou": 0.003337, "gt_len_sec": 89, "gt_span": [ 0, 89 ], "id": "timelens100k-src-018887-01-00", "iou_s": 0.993304, "iou_t": 0.996641, "length_balanced_mix": "len_balanced_with_aux_v1", "length_balanced_source": "v3_priority_4000_with_aux", "length_...
timelens_video_opsd
[ { "content": "<video>\nLocate the temporal span for this query: Find the time when the female expert with glasses is shown speaking in a full-screen view.\nReturn only JSON: {\"start\": seconds, \"end\": seconds}.", "role": "user" } ]
[ { "frame_times": [ 0.417, 1.252, 2.086, 2.92, 3.755, 4.589, 5.423, 6.258, 7.092, 7.927, 8.761, 9.595, 10.43, 11.264, 12.098, 12.933, 13.767, 14.602, 15.436, 16.27, 17.105, 17.939, ...
[ { "frame_times": [ 0.556, 1.669, 2.781, 3.894, 5.006, 6.119, 7.231, 8.344, 9.456, 10.569, 11.681, 12.794, 13.906, 15.019, 16.131, 17.244, 18.356, 19.469, 20.581, 21.694, 22.806, 23...
temporal_video_grounding
{ "ground_truth": { "end": 98, "start": 64 }, "style": "none" }
{ "category": "B_STABLE_BOTH_GOOD", "delta_iou": -0.087398, "gt_len_sec": 34, "gt_span": [ 64, 98 ], "id": "timelens100k-src-002989-03-00", "iou_s": 0.916667, "iou_t": 0.829268, "length_balanced_mix": "len_balanced_with_aux_v1", "length_balanced_source": "v3_priority_4000_with_aux", "lengt...
timelens_video_opsd
[ { "content": "<video>\nLocate the temporal span for this query: At what point does the user click the 'Open Discord' button on the website?\nReturn only JSON: {\"start\": seconds, \"end\": seconds}.", "role": "user" } ]
[ { "frame_times": [ 0.178, 0.534, 0.891, 1.247, 1.603, 1.959, 2.316, 2.672, 3.028, 3.384, 3.741, 4.097, 4.453, 4.809, 5.166, 5.522, 5.878, 6.234, 6.591, 6.947, 7.303, 7.659, 8...
[ { "frame_times": [ 0.238, 0.713, 1.188, 1.662, 2.138, 2.613, 3.088, 3.562, 4.038, 4.513, 4.987, 5.462, 5.938, 6.413, 6.888, 7.363, 7.837, 8.312, 8.787, 9.263, 9.738, 10.213, ...
temporal_video_grounding
{ "ground_truth": { "end": 33, "start": 32 }, "style": "none" }
{ "category": "A_TOKEN_BROAD_GAIN", "delta_iou": 0.5, "gt_len_sec": 1, "gt_span": [ 32, 33 ], "id": "timelens100k-src-015700-02-00", "iou_s": 0.5, "iou_t": 1, "length_balanced_mix": "len_balanced_with_aux_v1", "length_balanced_source": "full_priority_24000_teacher_adv", "length_bin": "le2"...
timelens_video_opsd
[ { "content": "<video>\nLocate the temporal span for this query: When can we observe the hermit crab with anemones on its shell moving around on the sandy bottom?\nReturn only JSON: {\"start\": seconds, \"end\": seconds}.", "role": "user" } ]
[ { "frame_times": [ 0.622, 1.866, 3.11, 4.354, 5.598, 6.842, 8.086, 9.33, 10.574, 11.818, 13.061, 14.305, 15.549, 16.793, 18.037, 19.281, 20.525, 21.769, 23.013, 24.257, 25.501, 26....
[ { "frame_times": [ 0.344, 0.829, 1.031, 1.719, 2.406, 2.488, 3.094, 3.781, 4.147, 4.469, 5.156, 5.805, 5.844, 6.531, 7.219, 7.464, 7.906, 8.594, 9.122, 9.281, 9.969, 10.656, ...
temporal_video_grounding
{ "ground_truth": { "end": 22, "start": 0 }, "style": "none" }
{ "category": "A_TOKEN_BROAD_GAIN_WEAK", "delta_iou": 0.06383, "gt_len_sec": 22, "gt_span": [ 0, 22 ], "id": "timelens100k-src-009025-00-00", "iou_s": 0.93617, "iou_t": 1, "length_balanced_mix": "len_balanced_with_aux_v1", "length_balanced_source": "v3_priority_4000_with_aux", "length_bin"...
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OPD-TV: Rethinking Teacher Views for Privileged Supervision Transfer in Video On-Policy Distillation

GitHub code OPD-TV model

Overview

This repository contains the ordered 2,400-example training sequence used by OPD-TV for temporal video grounding. The sequence supports paired teacher evaluations under the student's original visual input and a privileged teacher view.

Resource Link
Model checkpoint CewEhao/OPD-TV-Qwen3-VL-8B
Training and evaluation code Echochef/OPD-TV
Source videos TencentARC/TimeLens-100K
Evaluation suite TencentARC/TimeLens-Bench

Contents

The training file is train_opd_tv_2400.parquet.

Field Purpose
videos Student's original video view
teacher_videos Privileged teacher video view
prompt Temporal-grounding instruction
reward_model, extra_info Ground truth and sample metadata

The parquet references source videos using the relative root data/TimeLens-100K/videos/. Video files are provided by TimeLens-100K, revision 75e03f54a19b814de6dc8f5fceb19090625f4844, and are not included in this repository.

Download and train

hf download CewEhao/OPD-TV-Training-Data \
  train_opd_tv_2400.parquet \
  --repo-type dataset \
  --local-dir data/OPD-TV-Training-Data

Prepare the source videos and training environment using the GitHub setup instructions. Then run:

export TASK_TRAIN_FILE="$PWD/data/OPD-TV-Training-Data/train_opd_tv_2400.parquet"
export MODEL_PATH=Qwen/Qwen3-VL-8B-Instruct
export TEACHER_MODEL_PATH=Qwen/Qwen3-VL-32B-Instruct
export OUTPUT_ROOT=/path/to/opd-tv-output

bash scripts/train_opd_tv.sh data.shuffle=False

Preserve the supplied row order with data.shuffle=False. At global batch size 16, the full sequence covers 150 updates; checkpoint 125 corresponds to the first 2,000 examples.

File integrity

SHA-256 for train_opd_tv_2400.parquet:

e5516464cfc6f2c8e504cba14e02914a932cc1f899591581a6685fa9c4e61a69
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Models trained or fine-tuned on CewEhao/OPD-TV-Training-Data