{
  "title": "Selected successful tracking example",
  "status": "confirmed saved-file example; independent ranking verification pending",
  "sequence": "20190925_124000_1_7",
  "image": "000320.jpg",
  "frame_number_1_based": 320,
  "array_index_0_based": 319,
  "source_image_dimensions": [
    640,
    512
  ],
  "source_image_sha256": "2b61a1a70a25e87d304890d093b70c1baf2a2b2a86a3a632bfa93f10837241d3",
  "source_labels_sha256": "65a87a88add39666c91bcc003481c9d7d4347d4e3da80dda1dbeee19a071044b",
  "saved_prediction_file_sha256": "aecadb24dfef76c30d81b4bd876b0a9d2bfcbfe4f05041cdb8cbe960430ee173",
  "saved_prediction_row": "277.2850,257.5530,38.1140,26.1220,0.2059",
  "saved_prediction_box_xywh": [
    277.285,
    257.553,
    38.114,
    26.122
  ],
  "saved_prediction_confidence": 0.2059,
  "labelled_target_box_xywh": [
    278,
    257,
    35,
    26
  ],
  "labelled_target_present": true,
  "coordinate_units": "original-image pixels; x and y are top-left coordinates; width and height follow",
  "box_overlap_intersection_over_union": 0.8775096389455118,
  "rounded_box_overlap_percent": 87.8,
  "overlap_definition": "Area shared by the two boxes divided by the area covered by either box.",
  "saved_research_snapshot_date": "2026-06-07",
  "recording_date_visible_in_image": "2019-09-25",
  "model_identity": "Saved combined tracker: stage2_official4_gapfill_g24s001_seqrouter_seed7401_20260602. A validation-trained router selects base or gap-filled tracker outputs.",
  "scope": "A selected successful frame. The overlap is for this frame only, not overall accuracy, standalone TUNet model performance or independent evidence of a world record.",
  "claim_boundary": "The saved June research snapshot does not establish the separate company-reported world-record or four-percentage-point gain claim.",
  "required_record_qualification": "Company-reported; independent verification pending",
  "figure": "/anti-uav/assets/examples/selected-success-20190925_124000_1_7-000320.png",
  "figure_sha256": "f7fce1ffedc8f0c7fd56d487315ac9c9a1a42139093cccd122551722807b9ef2",
  "original_image": "/anti-uav/assets/examples/original-20190925_124000_1_7-000320.jpg",
  "rendering": {
    "figure_dimensions": [
      1120,
      708
    ],
    "full_scene": "Native resolution; measured box outlines added.",
    "target_crop_xyxy": [
      232,
      208,
      360,
      336
    ],
    "target_enlargement_factor": 3,
    "target_sampling": "Nearest neighbour: original pixels enlarged without smoothing.",
    "cyan": "Actual saved prediction",
    "green": "Labelled target",
    "synthetic_imagery": false,
    "enhancement": false
  }
}