{
  "tracker_type": "IOU",
  "device": "X2",
  "update_no_target_predict": false,
  "support_hungarian": false,
  "need_check_merge": false,
  "original_bbox": true,
  "max_track_target_num": 512,
  "max_det_target_num": 512,
  "vanish_frame_count": 4,
  "time_gap": 40
}
