{
  "dataset": "ADAS-TO",
  "case_id": "ADAS_TO_RISK_0222",
  "vehicle_model": "SUBARU_IMPREZA",
  "driver": "driver_197",
  "route": "route_004",
  "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": 35.0,
  "old_indicators": "curvature error=0.0413/m; post steer=234.9deg",
  "old_action_label": "转向接管",
  "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": [
    -9.990408587,
    -0.000488172
  ],
  "metrics": {
    "pre10": {
      "speed_kmh": {
        "min": 5.4855719089508055,
        "max": 14.39558229446411,
        "mean": 10.0680353211927,
        "n": 999,
        "min_t": -3.639927102,
        "max_t": -0.009443065
      },
      "accel_mps2": {
        "min": -0.990774154663086,
        "max": 1.5527756214141846,
        "mean": 0.11202688720206627,
        "n": 999,
        "min_t": -6.590138328,
        "max_t": -9.629410268
      },
      "steer_deg": {
        "min": -239.2207946777344,
        "max": 235.31480407714844,
        "mean": -8.53800483010672,
        "n": 999,
        "min_t": -9.169642862,
        "max_t": -0.389467669
      },
      "brake": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 999,
        "min_t": -9.99007182,
        "max_t": -9.99007182
      },
      "gas": {
        "min": 0.0,
        "max": 1.0,
        "mean": 0.2182182182182182,
        "n": 999,
        "min_t": -9.700371457,
        "max_t": -9.99007182
      },
      "steer_pressed": {
        "min": 0.0,
        "max": 1.0,
        "mean": 0.6006006006006006,
        "n": 999,
        "min_t": -8.890522269,
        "max_t": -9.99007182
      },
      "cruise": {
        "min": 0.0,
        "max": 1.0,
        "mean": 0.7557557557557557,
        "n": 999,
        "min_t": -9.99007182,
        "max_t": -7.549805217
      },
      "lat_active": {
        "min": 0.0,
        "max": 1.0,
        "mean": 0.7557557557557557,
        "n": 999,
        "min_t": -9.989854479,
        "max_t": -7.549548032
      },
      "long_active": {
        "min": 0.0,
        "max": 1.0,
        "mean": 0.5665665665665666,
        "n": 999,
        "min_t": -9.989854479,
        "max_t": -7.549548032
      },
      "left_blinker": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 999,
        "min_t": -9.989854479,
        "max_t": -9.989854479
      },
      "right_blinker": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 999,
        "min_t": -9.989854479,
        "max_t": -9.989854479
      },
      "curvature_difference": {
        "min": -0.0543726962059735,
        "max": 0.05039642006158831,
        "mean": 0.006517637629446665,
        "n": 1000,
        "min_t": -2.430667968,
        "max_t": -8.940659487
      },
      "cs_enabled": {
        "min": 0.0,
        "max": 1.0,
        "mean": 0.755,
        "n": 1000,
        "min_t": -9.990408587,
        "max_t": -7.55017464
      },
      "cs_active": {
        "min": 0.0,
        "max": 1.0,
        "mean": 0.755,
        "n": 1000,
        "min_t": -9.990408587,
        "max_t": -7.55017464
      },
      "distance_m": {
        "min": 8.030372619628906,
        "max": 8.030372619628906,
        "mean": 8.030372619628906,
        "n": 1,
        "min_t": -5.334266571,
        "max_t": -5.334266571
      },
      "relative_speed_mps": {
        "min": -0.5291681289672852,
        "max": -0.5291681289672852,
        "mean": -0.5291681289672852,
        "n": 1,
        "min_t": -5.334266571,
        "max_t": -5.334266571
      },
      "ttc_s": {
        "min": 15.17546537676189,
        "max": 15.17546537676189,
        "mean": 15.17546537676189,
        "n": 1,
        "min_t": -5.334266571,
        "max_t": -5.334266571
      },
      "thw_s": {
        "min": 3.9326653924337656,
        "max": 3.9326653924337656,
        "mean": 3.9326653924337656,
        "n": 1,
        "min_t": -5.334266571,
        "max_t": -5.334266571
      },
      "thw_moving_s": {
        "min": null,
        "max": null,
        "mean": null,
        "n": 0,
        "min_t": null,
        "max_t": null
      },
      "lead_valid": {
        "min": 0.0,
        "max": 1.0,
        "mean": 0.00510204081632653,
        "n": 196,
        "min_t": -9.967518442,
        "max_t": -5.334266571
      },
      "left_lane_probability": {
        "min": null,
        "max": null,
        "mean": null,
        "n": 0,
        "min_t": null,
        "max_t": null
      },
      "right_lane_probability": {
        "min": null,
        "max": null,
        "mean": null,
        "n": 0,
        "min_t": null,
        "max_t": null
      },
      "planned_accel": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 200,
        "min_t": -9.995081188,
        "max_t": -9.995081188
      },
      "fcw": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 200,
        "min_t": -9.995081188,
        "max_t": -9.995081188
      },
      "ttc_s_threshold": {
        "points": 0,
        "max_run_s": 0.0,
        "first_t": null
      },
      "thw_s_threshold": {
        "points": 0,
        "max_run_s": 0.0,
        "first_t": null
      },
      "thw_moving_s_threshold": {
        "points": 0,
        "max_run_s": 0.0,
        "first_t": null
      }
    },
    "pre5": {
      "speed_kmh": {
        "min": 5.4855719089508055,
        "max": 14.39558229446411,
        "mean": 9.032002314662934,
        "n": 500,
        "min_t": -3.639927102,
        "max_t": -0.009443065
      },
      "accel_mps2": {
        "min": -0.5421774983406067,
        "max": 1.4870778322219849,
        "mean": 0.38926574428507593,
        "n": 500,
        "min_t": -4.239966176,
        "max_t": -2.46967313
      },
      "steer_deg": {
        "min": -28.535499572753903,
        "max": 235.31480407714844,
        "mean": 81.0383466038108,
        "n": 500,
        "min_t": -4.948952499,
        "max_t": -0.389467669
      },
      "brake": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 500,
        "min_t": -4.999996112,
        "max_t": -4.999996112
      },
      "gas": {
        "min": 0.0,
        "max": 1.0,
        "mean": 0.378,
        "n": 500,
        "min_t": -4.999996112,
        "max_t": -3.71999787
      },
      "steer_pressed": {
        "min": 0.0,
        "max": 1.0,
        "mean": 0.904,
        "n": 500,
        "min_t": -4.999996112,
        "max_t": -4.830737548
      },
      "cruise": {
        "min": 1.0,
        "max": 1.0,
        "mean": 1.0,
        "n": 500,
        "min_t": -4.999996112,
        "max_t": -4.999996112
      },
      "lat_active": {
        "min": 1.0,
        "max": 1.0,
        "mean": 1.0,
        "n": 500,
        "min_t": -4.99980627,
        "max_t": -4.99980627
      },
      "long_active": {
        "min": 0.0,
        "max": 1.0,
        "mean": 0.622,
        "n": 500,
        "min_t": -3.719733185,
        "max_t": -4.99980627
      },
      "left_blinker": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 500,
        "min_t": -4.99980627,
        "max_t": -4.99980627
      },
      "right_blinker": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 500,
        "min_t": -4.99980627,
        "max_t": -4.99980627
      },
      "curvature_difference": {
        "min": -0.0543726962059735,
        "max": 0.041254699230194106,
        "mean": 0.003293354206323813,
        "n": 500,
        "min_t": -2.430667968,
        "max_t": -1.490067103
      },
      "cs_enabled": {
        "min": 0.0,
        "max": 1.0,
        "mean": 0.998,
        "n": 500,
        "min_t": -0.000488172,
        "max_t": -4.990793877
      },
      "cs_active": {
        "min": 0.0,
        "max": 1.0,
        "mean": 0.998,
        "n": 500,
        "min_t": -0.000488172,
        "max_t": -4.990793877
      },
      "distance_m": {
        "min": null,
        "max": null,
        "mean": null,
        "n": 0,
        "min_t": null,
        "max_t": null
      },
      "relative_speed_mps": {
        "min": null,
        "max": null,
        "mean": null,
        "n": 0,
        "min_t": null,
        "max_t": null
      },
      "ttc_s": {
        "min": null,
        "max": null,
        "mean": null,
        "n": 0,
        "min_t": null,
        "max_t": null
      },
      "thw_s": {
        "min": null,
        "max": null,
        "mean": null,
        "n": 0,
        "min_t": null,
        "max_t": null
      },
      "thw_moving_s": {
        "min": null,
        "max": null,
        "mean": null,
        "n": 0,
        "min_t": null,
        "max_t": null
      },
      "lead_valid": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 98,
        "min_t": -4.97909886,
        "max_t": -4.97909886
      },
      "left_lane_probability": {
        "min": null,
        "max": null,
        "mean": null,
        "n": 0,
        "min_t": null,
        "max_t": null
      },
      "right_lane_probability": {
        "min": null,
        "max": null,
        "mean": null,
        "n": 0,
        "min_t": null,
        "max_t": null
      },
      "planned_accel": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 100,
        "min_t": -4.993171349,
        "max_t": -4.993171349
      },
      "fcw": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 100,
        "min_t": -4.993171349,
        "max_t": -4.993171349
      },
      "ttc_s_threshold": {
        "points": 0,
        "max_run_s": 0.0,
        "first_t": null
      },
      "thw_s_threshold": {
        "points": 0,
        "max_run_s": 0.0,
        "first_t": null
      },
      "thw_moving_s_threshold": {
        "points": 0,
        "max_run_s": 0.0,
        "first_t": null
      }
    },
    "pre2": {
      "speed_kmh": {
        "min": 10.586482429504395,
        "max": 14.39558229446411,
        "mean": 12.247155008363963,
        "n": 199,
        "min_t": -1.989708411,
        "max_t": -0.009443065
      },
      "accel_mps2": {
        "min": 0.2577728629112243,
        "max": 1.070013165473938,
        "mean": 0.5150296199860884,
        "n": 199,
        "min_t": -0.480592889,
        "max_t": -0.069570997
      },
      "steer_deg": {
        "min": 81.1146011352539,
        "max": 235.31480407714844,
        "mean": 188.3423702680885,
        "n": 199,
        "min_t": -1.989708411,
        "max_t": -0.389467669
      },
      "brake": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 199,
        "min_t": -1.989708411,
        "max_t": -1.989708411
      },
      "gas": {
        "min": 0.0,
        "max": 1.0,
        "mean": 0.1507537688442211,
        "n": 199,
        "min_t": -1.989708411,
        "max_t": -1.830072129
      },
      "steer_pressed": {
        "min": 0.0,
        "max": 1.0,
        "mean": 0.9346733668341709,
        "n": 199,
        "min_t": -0.130226996,
        "max_t": -1.989708411
      },
      "cruise": {
        "min": 1.0,
        "max": 1.0,
        "mean": 1.0,
        "n": 199,
        "min_t": -1.989708411,
        "max_t": -1.989708411
      },
      "lat_active": {
        "min": 1.0,
        "max": 1.0,
        "mean": 1.0,
        "n": 200,
        "min_t": -1.999876728,
        "max_t": -1.999876728
      },
      "long_active": {
        "min": 0.0,
        "max": 1.0,
        "mean": 0.85,
        "n": 200,
        "min_t": -1.829737758,
        "max_t": -1.999876728
      },
      "left_blinker": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 200,
        "min_t": -1.999876728,
        "max_t": -1.999876728
      },
      "right_blinker": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 200,
        "min_t": -1.999876728,
        "max_t": -1.999876728
      },
      "curvature_difference": {
        "min": -0.007229447364807087,
        "max": 0.041254699230194106,
        "mean": 0.018539300281554462,
        "n": 200,
        "min_t": -0.000488172,
        "max_t": -1.490067103
      },
      "cs_enabled": {
        "min": 0.0,
        "max": 1.0,
        "mean": 0.995,
        "n": 200,
        "min_t": -0.000488172,
        "max_t": -1.990071427
      },
      "cs_active": {
        "min": 0.0,
        "max": 1.0,
        "mean": 0.995,
        "n": 200,
        "min_t": -0.000488172,
        "max_t": -1.990071427
      },
      "distance_m": {
        "min": null,
        "max": null,
        "mean": null,
        "n": 0,
        "min_t": null,
        "max_t": null
      },
      "relative_speed_mps": {
        "min": null,
        "max": null,
        "mean": null,
        "n": 0,
        "min_t": null,
        "max_t": null
      },
      "ttc_s": {
        "min": null,
        "max": null,
        "mean": null,
        "n": 0,
        "min_t": null,
        "max_t": null
      },
      "thw_s": {
        "min": null,
        "max": null,
        "mean": null,
        "n": 0,
        "min_t": null,
        "max_t": null
      },
      "thw_moving_s": {
        "min": null,
        "max": null,
        "mean": null,
        "n": 0,
        "min_t": null,
        "max_t": null
      },
      "lead_valid": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 39,
        "min_t": -1.979770977,
        "max_t": -1.979770977
      },
      "left_lane_probability": {
        "min": null,
        "max": null,
        "mean": null,
        "n": 0,
        "min_t": null,
        "max_t": null
      },
      "right_lane_probability": {
        "min": null,
        "max": null,
        "mean": null,
        "n": 0,
        "min_t": null,
        "max_t": null
      },
      "planned_accel": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 40,
        "min_t": -1.993442742,
        "max_t": -1.993442742
      },
      "fcw": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 40,
        "min_t": -1.993442742,
        "max_t": -1.993442742
      },
      "ttc_s_threshold": {
        "points": 0,
        "max_run_s": 0.0,
        "first_t": null
      },
      "thw_s_threshold": {
        "points": 0,
        "max_run_s": 0.0,
        "first_t": null
      },
      "thw_moving_s_threshold": {
        "points": 0,
        "max_run_s": 0.0,
        "first_t": null
      }
    },
    "event": {
      "speed_kmh": {
        "min": 13.65409870147705,
        "max": 15.15644817352295,
        "mean": 14.687486200332643,
        "n": 70,
        "min_t": -0.189538584,
        "max_t": 0.49950808
      },
      "accel_mps2": {
        "min": 0.1676472574472427,
        "max": 1.070013165473938,
        "mean": 0.6737679034471512,
        "n": 70,
        "min_t": 0.419393927,
        "max_t": -0.069570997
      },
      "steer_deg": {
        "min": 228.78309631347656,
        "max": 235.2931060791016,
        "mean": 233.91608014787946,
        "n": 70,
        "min_t": 0.491136513,
        "max_t": -0.189538584
      },
      "brake": {
        "min": 0.0,
        "max": 1.0,
        "mean": 0.4,
        "n": 70,
        "min_t": -0.189538584,
        "max_t": 0.230097164
      },
      "gas": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 70,
        "min_t": -0.189538584,
        "max_t": -0.189538584
      },
      "steer_pressed": {
        "min": 0.0,
        "max": 1.0,
        "mean": 0.08571428571428572,
        "n": 70,
        "min_t": -0.130226996,
        "max_t": -0.189538584
      },
      "cruise": {
        "min": 0.0,
        "max": 1.0,
        "mean": 0.2714285714285714,
        "n": 70,
        "min_t": 0.0,
        "max_t": -0.189538584
      },
      "lat_active": {
        "min": 0.0,
        "max": 1.0,
        "mean": 0.2714285714285714,
        "n": 70,
        "min_t": 0.000292756,
        "max_t": -0.189362752
      },
      "long_active": {
        "min": 0.0,
        "max": 1.0,
        "mean": 0.2714285714285714,
        "n": 70,
        "min_t": 0.000292756,
        "max_t": -0.189362752
      },
      "left_blinker": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 70,
        "min_t": -0.189362752,
        "max_t": -0.189362752
      },
      "right_blinker": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 70,
        "min_t": -0.189362752,
        "max_t": -0.189362752
      },
      "curvature_difference": {
        "min": -0.007229447364807087,
        "max": 0.007908977568149497,
        "mean": 0.0021381994443280387,
        "n": 70,
        "min_t": -0.000488172,
        "max_t": -0.140529009
      },
      "cs_enabled": {
        "min": 0.0,
        "max": 1.0,
        "mean": 0.2714285714285714,
        "n": 70,
        "min_t": -0.000488172,
        "max_t": -0.189895038
      },
      "cs_active": {
        "min": 0.0,
        "max": 1.0,
        "mean": 0.2714285714285714,
        "n": 70,
        "min_t": -0.000488172,
        "max_t": -0.189895038
      },
      "distance_m": {
        "min": null,
        "max": null,
        "mean": null,
        "n": 0,
        "min_t": null,
        "max_t": null
      },
      "relative_speed_mps": {
        "min": null,
        "max": null,
        "mean": null,
        "n": 0,
        "min_t": null,
        "max_t": null
      },
      "ttc_s": {
        "min": null,
        "max": null,
        "mean": null,
        "n": 0,
        "min_t": null,
        "max_t": null
      },
      "thw_s": {
        "min": null,
        "max": null,
        "mean": null,
        "n": 0,
        "min_t": null,
        "max_t": null
      },
      "thw_moving_s": {
        "min": null,
        "max": null,
        "mean": null,
        "n": 0,
        "min_t": null,
        "max_t": null
      },
      "lead_valid": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 13,
        "min_t": -0.151679137,
        "max_t": -0.151679137
      },
      "left_lane_probability": {
        "min": null,
        "max": null,
        "mean": null,
        "n": 0,
        "min_t": null,
        "max_t": null
      },
      "right_lane_probability": {
        "min": null,
        "max": null,
        "mean": null,
        "n": 0,
        "min_t": null,
        "max_t": null
      },
      "planned_accel": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 14,
        "min_t": -0.192431362,
        "max_t": -0.192431362
      },
      "fcw": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 14,
        "min_t": -0.192431362,
        "max_t": -0.192431362
      },
      "ttc_s_threshold": {
        "points": 0,
        "max_run_s": 0.0,
        "first_t": null
      },
      "thw_s_threshold": {
        "points": 0,
        "max_run_s": 0.0,
        "first_t": null
      },
      "thw_moving_s_threshold": {
        "points": 0,
        "max_run_s": 0.0,
        "first_t": null
      }
    },
    "post5": {
      "speed_kmh": {
        "min": 9.500260734558106,
        "max": 19.992871856689455,
        "mean": 13.34001824213359,
        "n": 501,
        "min_t": 2.95043414,
        "max_t": 4.999775697
      },
      "accel_mps2": {
        "min": -1.3558787107467651,
        "max": 1.9829949140548704,
        "mean": 0.31931799083219436,
        "n": 501,
        "min_t": 1.280085116,
        "max_t": 3.819533198
      },
      "steer_deg": {
        "min": -3.515399932861328,
        "max": 234.94590759277344,
        "mean": 101.5818581305697,
        "n": 501,
        "min_t": 3.090746433,
        "max_t": 0.0
      },
      "brake": {
        "min": 0.0,
        "max": 1.0,
        "mean": 0.2654690618762475,
        "n": 501,
        "min_t": 0.0,
        "max_t": 0.230097164
      },
      "gas": {
        "min": 0.0,
        "max": 1.0,
        "mean": 0.4231536926147705,
        "n": 501,
        "min_t": 0.0,
        "max_t": 2.64026751
      },
      "steer_pressed": {
        "min": 0.0,
        "max": 1.0,
        "mean": 0.3592814371257485,
        "n": 501,
        "min_t": 0.0,
        "max_t": 0.850080637
      },
      "cruise": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 501,
        "min_t": 0.0,
        "max_t": 0.0
      },
      "lat_active": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 501,
        "min_t": 0.000292756,
        "max_t": 0.000292756
      },
      "long_active": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 501,
        "min_t": 0.000292756,
        "max_t": 0.000292756
      },
      "left_blinker": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 501,
        "min_t": 0.000292756,
        "max_t": 0.000292756
      },
      "right_blinker": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 501,
        "min_t": 0.000292756,
        "max_t": 0.000292756
      },
      "curvature_difference": {
        "min": -0.009563578292727502,
        "max": 0.0412395197199657,
        "mean": 0.013746940334836831,
        "n": 500,
        "min_t": 4.799373545,
        "max_t": 3.209202683
      },
      "cs_enabled": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 500,
        "min_t": 0.009771706,
        "max_t": 0.009771706
      },
      "cs_active": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 500,
        "min_t": 0.009771706,
        "max_t": 0.009771706
      },
      "distance_m": {
        "min": null,
        "max": null,
        "mean": null,
        "n": 0,
        "min_t": null,
        "max_t": null
      },
      "relative_speed_mps": {
        "min": null,
        "max": null,
        "mean": null,
        "n": 0,
        "min_t": null,
        "max_t": null
      },
      "ttc_s": {
        "min": null,
        "max": null,
        "mean": null,
        "n": 0,
        "min_t": null,
        "max_t": null
      },
      "thw_s": {
        "min": null,
        "max": null,
        "mean": null,
        "n": 0,
        "min_t": null,
        "max_t": null
      },
      "thw_moving_s": {
        "min": null,
        "max": null,
        "mean": null,
        "n": 0,
        "min_t": null,
        "max_t": null
      },
      "lead_valid": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 99,
        "min_t": 0.008072195,
        "max_t": 0.008072195
      },
      "left_lane_probability": {
        "min": null,
        "max": null,
        "mean": null,
        "n": 0,
        "min_t": null,
        "max_t": null
      },
      "right_lane_probability": {
        "min": null,
        "max": null,
        "mean": null,
        "n": 0,
        "min_t": null,
        "max_t": null
      },
      "planned_accel": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 100,
        "min_t": 0.007157415,
        "max_t": 0.007157415
      },
      "fcw": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 100,
        "min_t": 0.007157415,
        "max_t": 0.007157415
      },
      "ttc_s_threshold": {
        "points": 0,
        "max_run_s": 0.0,
        "first_t": null
      },
      "thw_s_threshold": {
        "points": 0,
        "max_run_s": 0.0,
        "first_t": null
      },
      "thw_moving_s_threshold": {
        "points": 0,
        "max_run_s": 0.0,
        "first_t": null
      }
    }
  },
  "transitions": {
    "driver_brake_on": [
      0.2301
    ],
    "driver_gas_on": [
      -3.72,
      -2.1302,
      -1.8301,
      2.6403
    ],
    "driver_steer_pressed_on": [
      -8.13,
      -4.8307,
      -4.6091,
      -3.2299,
      0.8501,
      2.6501,
      3.3695
    ],
    "control_lat_active_off": [
      0.0003
    ],
    "control_long_active_off": [
      -3.7197,
      -2.1299,
      -1.8297,
      0.0003
    ],
    "cruise_off": [
      0.0
    ],
    "driver_flags_at_first_record": {
      "brake": 0.0,
      "gas": 1.0,
      "steer_pressed": 1.0
    }
  },
  "quality": {
    "radar_large_distance_jumps_s": [],
    "radar_target_loss_s": [
      -5.283280457
    ],
    "video_precontext_s": 10,
    "source_sampling": {
      "vehicle": {
        "rows": 2000,
        "median_step_s": 0.009991756000000018,
        "max_gap_s": 0.012818701999999682,
        "start_relative_s": -9.99007182,
        "end_relative_s": 9.999627331
      },
      "control": {
        "rows": 2000,
        "median_step_s": 0.00998425600000008,
        "max_gap_s": 0.012842295000000004,
        "start_relative_s": -9.989854479,
        "end_relative_s": 9.999794256
      },
      "controller": {
        "rows": 2000,
        "median_step_s": 0.009983475000000297,
        "max_gap_s": 0.012817711999999926,
        "start_relative_s": -9.990408587,
        "end_relative_s": 9.999287074
      },
      "radar": {
        "rows": 393,
        "median_step_s": 0.05073319999999981,
        "max_gap_s": 0.058255402,
        "start_relative_s": -9.967518442,
        "end_relative_s": 9.976131776
      },
      "model": {
        "rows": 0,
        "median_step_s": null,
        "max_gap_s": null,
        "start_relative_s": null,
        "end_relative_s": null
      },
      "plan": {
        "rows": 400,
        "median_step_s": 0.05000560399999998,
        "max_gap_s": 0.05488309799999991,
        "start_relative_s": -9.995081188,
        "end_relative_s": 9.956560655
      }
    },
    "alignment": "0.05秒公共网格，向后取最近已记录值；容差为各流采样周期1.6倍，限于0.035至0.5秒；不插值。原始采样统计另算。雷达距离与相对速度汇总仅用目标有效记录。",
    "threshold_duration_method": "仅连续命中的CSV记录组成一段；任一不命中/缺失值或超过该窗口中位采样间隔1.6倍的时间缺口均中断。时长按末点减首点加一个中位采样间隔近似，非逐帧危险持续时间。"
  },
  "timeline": [
    {
      "t": -10.0,
      "speed_mps": null,
      "accel_mps2": null,
      "steer_deg": null,
      "steer_torque": null,
      "brake": null,
      "gas": null,
      "steer_pressed": null,
      "cruise": null,
      "speed_kmh": null,
      "cc_enabled": null,
      "lat_active": null,
      "long_active": null,
      "left_blinker": null,
      "right_blinker": null,
      "requested_accel": null,
      "cs_enabled": null,
      "cs_active": null,
      "curvature": null,
      "desired_curvature": null,
      "force_decel": null,
      "curvature_difference": null,
      "lead_valid": null,
      "distance_m": null,
      "relative_speed_mps": null,
      "lead_y_m": null,
      "ttc_s": null,
      "thw_s": null,
      "thw_moving_s": null,
      "left_lane_probability": null,
      "right_lane_probability": null,
      "left_lane_y": null,
      "right_lane_y": null,
      "fcw": null,
      "planned_accel": null,
      "plan_has_lead": null
    },
    {
      "t": -8.0,
      "speed_mps": 3.487845659255981,
      "accel_mps2": -0.3541073203086853,
      "steer_deg": -64.53579711914062,
      "steer_torque": 111.0,
      "brake": 0.0,
      "gas": 0.0,
      "steer_pressed": 1.0,
      "cruise": 0.0,
      "speed_kmh": 12.556244373321531,
      "cc_enabled": 0.0,
      "lat_active": 0.0,
      "long_active": 0.0,
      "left_blinker": 0.0,
      "right_blinker": 0.0,
      "requested_accel": 0.0,
      "cs_enabled": 0.0,
      "cs_active": 0.0,
      "curvature": 0.028279336169362,
      "desired_curvature": 0.0377196855843067,
      "force_decel": 0.0,
      "curvature_difference": -0.009440349414944704,
      "lead_valid": 0.0,
      "distance_m": 0.0,
      "relative_speed_mps": 0.0,
      "lead_y_m": 0.0,
      "ttc_s": null,
      "thw_s": null,
      "thw_moving_s": null,
      "left_lane_probability": null,
      "right_lane_probability": null,
      "left_lane_y": null,
      "right_lane_y": null,
      "fcw": 0.0,
      "planned_accel": 0.0,
      "plan_has_lead": 0.0
    },
    {
      "t": -5.0,
      "speed_mps": 1.930862665176392,
      "accel_mps2": -0.2737396657466888,
      "steer_deg": -28.29680061340332,
      "steer_torque": 8.0,
      "brake": 0.0,
      "gas": 0.0,
      "steer_pressed": 0.0,
      "cruise": 1.0,
      "speed_kmh": 6.9511055946350115,
      "cc_enabled": 1.0,
      "lat_active": 1.0,
      "long_active": 1.0,
      "left_blinker": 0.0,
      "right_blinker": 0.0,
      "requested_accel": -0.1992498040199279,
      "cs_enabled": 1.0,
      "cs_active": 1.0,
      "curvature": 0.0119153764098882,
      "desired_curvature": 0.0149895176291465,
      "force_decel": 0.0,
      "curvature_difference": -0.0030741412192582997,
      "lead_valid": 0.0,
      "distance_m": 0.0,
      "relative_speed_mps": 0.0,
      "lead_y_m": 0.0,
      "ttc_s": null,
      "thw_s": null,
      "thw_moving_s": null,
      "left_lane_probability": null,
      "right_lane_probability": null,
      "left_lane_y": null,
      "right_lane_y": null,
      "fcw": 0.0,
      "planned_accel": 0.0,
      "plan_has_lead": 0.0
    },
    {
      "t": -3.0,
      "speed_mps": 1.77993905544281,
      "accel_mps2": 0.8011253476142883,
      "steer_deg": 12.13029956817627,
      "steer_torque": 91.0,
      "brake": 0.0,
      "gas": 1.0,
      "steer_pressed": 1.0,
      "cruise": 1.0,
      "speed_kmh": 6.407780599594116,
      "cc_enabled": 1.0,
      "lat_active": 1.0,
      "long_active": 0.0,
      "left_blinker": 0.0,
      "right_blinker": 0.0,
      "requested_accel": 0.0,
      "cs_enabled": 1.0,
      "cs_active": 1.0,
      "curvature": -0.006410822737962,
      "desired_curvature": 0.0034606212284415,
      "force_decel": 0.0,
      "curvature_difference": -0.0098714439664035,
      "lead_valid": 0.0,
      "distance_m": 0.0,
      "relative_speed_mps": 0.0,
      "lead_y_m": 0.0,
      "ttc_s": null,
      "thw_s": null,
      "thw_moving_s": null,
      "left_lane_probability": null,
      "right_lane_probability": null,
      "left_lane_y": null,
      "right_lane_y": null,
      "fcw": 0.0,
      "planned_accel": 0.0,
      "plan_has_lead": 0.0
    },
    {
      "t": -1.0,
      "speed_mps": 3.4036245346069336,
      "accel_mps2": 0.4547733068466186,
      "steer_deg": 202.11380004882807,
      "steer_torque": 166.0,
      "brake": 0.0,
      "gas": 0.0,
      "steer_pressed": 1.0,
      "cruise": 1.0,
      "speed_kmh": 12.253048324584961,
      "cc_enabled": 1.0,
      "lat_active": 1.0,
      "long_active": 1.0,
      "left_blinker": 0.0,
      "right_blinker": 0.0,
      "requested_accel": 0.7088046669960022,
      "cs_enabled": 1.0,
      "cs_active": 1.0,
      "curvature": -0.0928713455796241,
      "desired_curvature": -0.1080442667007446,
      "force_decel": 0.0,
      "curvature_difference": 0.015172921121120495,
      "lead_valid": 0.0,
      "distance_m": 0.0,
      "relative_speed_mps": 0.0,
      "lead_y_m": 0.0,
      "ttc_s": null,
      "thw_s": null,
      "thw_moving_s": null,
      "left_lane_probability": null,
      "right_lane_probability": null,
      "left_lane_y": null,
      "right_lane_y": null,
      "fcw": 0.0,
      "planned_accel": 0.0,
      "plan_has_lead": 0.0
    },
    {
      "t": 0.0,
      "speed_mps": 4.0080084800720215,
      "accel_mps2": 0.9993892908096312,
      "steer_deg": 234.94590759277344,
      "steer_torque": 26.0,
      "brake": 0.0,
      "gas": 0.0,
      "steer_pressed": 0.0,
      "cruise": 0.0,
      "speed_kmh": 14.428830528259278,
      "cc_enabled": 1.0,
      "lat_active": 1.0,
      "long_active": 1.0,
      "left_blinker": 0.0,
      "right_blinker": 0.0,
      "requested_accel": 0.8991799354553223,
      "cs_enabled": 0.0,
      "cs_active": 0.0,
      "curvature": -0.1075328588485717,
      "desired_curvature": -0.1003034114837646,
      "force_decel": 0.0,
      "curvature_difference": -0.007229447364807087,
      "lead_valid": 0.0,
      "distance_m": 0.0,
      "relative_speed_mps": 0.0,
      "lead_y_m": 0.0,
      "ttc_s": null,
      "thw_s": null,
      "thw_moving_s": null,
      "left_lane_probability": null,
      "right_lane_probability": null,
      "left_lane_y": null,
      "right_lane_y": null,
      "fcw": 0.0,
      "planned_accel": 0.0,
      "plan_has_lead": 0.0
    },
    {
      "t": 1.0,
      "speed_mps": 3.797455310821533,
      "accel_mps2": -1.042554259300232,
      "steer_deg": 198.5767059326172,
      "steer_torque": 42.0,
      "brake": 1.0,
      "gas": 0.0,
      "steer_pressed": 0.0,
      "cruise": 0.0,
      "speed_kmh": 13.67083911895752,
      "cc_enabled": 0.0,
      "lat_active": 0.0,
      "long_active": 0.0,
      "left_blinker": 0.0,
      "right_blinker": 0.0,
      "requested_accel": 0.0,
      "cs_enabled": 0.0,
      "cs_active": 0.0,
      "curvature": -0.0910996124148368,
      "desired_curvature": -0.1066947877407074,
      "force_decel": 0.0,
      "curvature_difference": 0.015595175325870597,
      "lead_valid": 0.0,
      "distance_m": 0.0,
      "relative_speed_mps": 0.0,
      "lead_y_m": 0.0,
      "ttc_s": null,
      "thw_s": null,
      "thw_moving_s": null,
      "left_lane_probability": null,
      "right_lane_probability": null,
      "left_lane_y": null,
      "right_lane_y": null,
      "fcw": 0.0,
      "planned_accel": 0.0,
      "plan_has_lead": 0.0
    },
    {
      "t": 3.0,
      "speed_mps": 2.6423773765563965,
      "accel_mps2": -0.0631488263607025,
      "steer_deg": -0.2169999927282333,
      "steer_torque": -89.0,
      "brake": 0.0,
      "gas": 1.0,
      "steer_pressed": 1.0,
      "cruise": 0.0,
      "speed_kmh": 9.512558555603027,
      "cc_enabled": 0.0,
      "lat_active": 0.0,
      "long_active": 0.0,
      "left_blinker": 0.0,
      "right_blinker": 0.0,
      "requested_accel": 0.0,
      "cs_enabled": 0.0,
      "cs_active": 0.0,
      "curvature": -0.0004124830593355,
      "desired_curvature": -0.0206353031098842,
      "force_decel": 0.0,
      "curvature_difference": 0.0202228200505487,
      "lead_valid": 0.0,
      "distance_m": 0.0,
      "relative_speed_mps": 0.0,
      "lead_y_m": 0.0,
      "ttc_s": null,
      "thw_s": null,
      "thw_moving_s": null,
      "left_lane_probability": null,
      "right_lane_probability": null,
      "left_lane_y": null,
      "right_lane_y": null,
      "fcw": 0.0,
      "planned_accel": 0.0,
      "plan_has_lead": 0.0
    },
    {
      "t": 5.0,
      "speed_mps": 5.55357551574707,
      "accel_mps2": 0.5334137678146362,
      "steer_deg": 61.97520065307617,
      "steer_torque": 47.0,
      "brake": 0.0,
      "gas": 0.0,
      "steer_pressed": 0.0,
      "cruise": 0.0,
      "speed_kmh": 19.992871856689455,
      "cc_enabled": 0.0,
      "lat_active": 0.0,
      "long_active": 0.0,
      "left_blinker": 0.0,
      "right_blinker": 0.0,
      "requested_accel": 0.0,
      "cs_enabled": 0.0,
      "cs_active": 0.0,
      "curvature": -0.0282420627772808,
      "desired_curvature": -0.0214317329227924,
      "force_decel": 0.0,
      "curvature_difference": -0.0068103298544884006,
      "lead_valid": 0.0,
      "distance_m": 0.0,
      "relative_speed_mps": 0.0,
      "lead_y_m": 0.0,
      "ttc_s": null,
      "thw_s": null,
      "thw_moving_s": null,
      "left_lane_probability": null,
      "right_lane_probability": null,
      "left_lane_y": null,
      "right_lane_y": null,
      "fcw": 0.0,
      "planned_accel": 0.0,
      "plan_has_lead": 0.0
    }
  ],
  "sources": [
    {
      "file": "[local path omitted]/carState.csv",
      "bytes": 341071,
      "sha256": "032156ec248c8faae667cc271b753fded162a19443e3d128e89f3ac3635a5542"
    },
    {
      "file": "[local path omitted]/carControl.csv",
      "bytes": 226652,
      "sha256": "3986b64d8f440d105a2358270df771dcfe740285b864097bb5181c183898ad8c"
    },
    {
      "file": "[local path omitted]/controlsState.csv",
      "bytes": 258230,
      "sha256": "43d1bdea1408ee532e6a3069b2be8c952d13548d4c723bc6b3cd2a0dab7b1a9c"
    },
    {
      "file": "[local path omitted]/radarState.csv",
      "bytes": 43494,
      "sha256": "564570a315ceb81490db0c0b762a1c637f295cb9c8ad484ba18c91e8f076c023"
    },
    {
      "file": "[local path omitted]/drivingModelData.csv",
      "bytes": 214,
      "sha256": "28aae58ad8d5272583c387f03313ef283516207e6964d0dfd96f29cfca2818ea"
    },
    {
      "file": "[local path omitted]/longitudinalPlan.csv",
      "bytes": 295587,
      "sha256": "8991e9125b1dd5dc4a57915d8e65237cec0e04838844cc44eef37f3f22d8f24b"
    },
    {
      "file": "[local path omitted]/meta.json",
      "bytes": 509,
      "sha256": "39e8ed1c196693bde2cf11f52eb2e14ad98f079c9b46336834107c1c002e32c8"
    },
    {
      "file": "[local path omitted]/event_metrics.json",
      "bytes": 3530,
      "sha256": "1fcfd0a6fbaaa563d4741e6fb37520d144cc0f5103772d5505d374a952165398"
    },
    {
      "file": "[local path omitted]/takeover.mp4",
      "bytes": 1542539,
      "sha256": "70a1ac2900680d6cf4ed8065da7ef5d198b0b6346219a1f46dc7fda741c1fc1e"
    }
  ],
  "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。"
}