{
  "dataset": "ADAS-TO",
  "case_id": "ADAS_TO_RISK_0063",
  "vehicle_model": "TOYOTA_PRIUS",
  "driver": "driver_182",
  "route": "route_018",
  "video_event_s": 10.0,
  "video_anchor_source": "meta.video_time_s - meta.clip_start_s",
  "old_primary_risk": "路径曲率跟踪风险",
  "old_risk_score": 50.0,
  "old_indicators": "lane probability=0.004; curvature error=0.0089/m; post steer=154.6deg",
  "old_action_label": "混合操作接管",
  "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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  "visual_review_status": "reviewed",
  "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。"
}