File size: 2,253 Bytes
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"schema_version": "0.3",
"scene_id": "aligned_flow.af_0015",
"layout": {
"layout_id": "research.sc.s2016",
"path": "../layouts/s2016.layout.simplified.json",
"coordinate_frame": "layout_xy_meters",
"notes": "Scene geometry is expressed in the referenced layout frame."
},
"window": {
"start": "1971-03-23T01:41:10.041304Z",
"end": "1971-03-23T01:41:20.041304Z",
"duration_s": 10.0
},
"tracking": {
"tracking_id": "aligned_flow.af_0015",
"format": "csv",
"path": "../tracks/aligned_flow.af_0015.tracks.csv",
"timestamp_field": "timestamp",
"track_id_field": "person_track_id",
"coordinate_frame": "layout_xy_meters",
"notes": "Windowed export from raw tracking chunk with all original columns preserved."
},
"flow": {
"p_star": [
0.3505293284894839,
7.676024959448293
],
"u_hat": [
-0.14277659787723726,
-0.9897549409316438
]
},
"metadata": {
"task_type": "aligned_flow",
"description": "Aligned-flow benchmark scene exported from mined human candidate af_0015.",
"score": 2.976133970411981,
"rerank_score": 5.584931171184817,
"alignment_signed": 0.9888259050389704,
"crowd_coherence": 0.7928951128535253,
"crowd_local_density": 47.07,
"difficulty_score_raw": 0.7880708930725351,
"difficulty_score_norm": 0.5843879313330884,
"difficulty_category": "easy",
"difficulty_rank_within_category": 6,
"heading_diff_deg": 8.57332019805898,
"subject_displacement_m": 7.294803127178106,
"subject_duration_s": 9.900739,
"crowd_n_other_tracks": 8,
"crowd_n_samples": 606
},
"provenance": {
"generator": {
"name": "build_aligned_flow_benchmark",
"version": "0.2.0"
},
"generated_at": null,
"source": {
"chunk_file": "/Volumes/EvenFlow/tracks/clean/sc.s2016/tracking_data_research.sc.s2016_1971-03-23T00:00:00Z_1971-03-24T00:00:00Z/by_chunks/chunk_1971-03-23T01_40_00Z_1971-03-23T01_45_00Z.csv",
"person_track_id": "14dda1159c1a",
"window_start": "1971-03-23T01:41:10.041304+00:00",
"window_end": "1971-03-23T01:41:20.041304+00:00",
"candidates_csv": "out/af_clean/s2016_alignedflow_humans_with_difficulty.csv"
}
}
} |