{
  "dataset": "ADAS-TO",
  "case_id": "ADAS_TO_RISK_0206",
  "vehicle_model": "HONDA_HRV_3G",
  "driver": "driver_041",
  "route": "route_005",
  "video_event_s": 10.0,
  "video_anchor_source": "meta.video_time_s - meta.clip_start_s",
  "old_primary_risk": "纵向碰撞/跟车风险",
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  "old_indicators": "TTC=2.99s; curvature error=0.0025/m",
  "old_action_label": "制动接管",
  "alert_text_status": "两列提示文字在所记录的退出前10秒均为空",
  "alert_rows_checked": 1000,
  "alert_observed_range_s": [
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    "radar_target_loss_s": [],
    "video_precontext_s": 10,
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  "review_note": "自动提取的事实，不代表已经完成画面复核或致因判断。"
}