{
  "dataset": "ADAS-TO",
  "case_id": "ADAS_TO_RISK_0075",
  "vehicle_model": "KIA_EV6",
  "driver": "driver_174",
  "route": "route_012",
  "video_event_s": 10.0,
  "video_anchor_source": "meta.video_time_s - meta.clip_start_s",
  "old_primary_risk": "车道感知退化风险",
  "old_risk_score": 48.0,
  "old_indicators": "elevated TTC=4.19s; lane probability=0.059; post decel=-3.81m/s2; post steer=133.0deg",
  "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": 100,
  "alert_observed_range_s": [
    -9.954874763,
    -0.053192538
  ],
  "metrics": {
    "pre10": {
      "speed_kmh": {
        "min": 45.94596061706543,
        "max": 63.98535003662109,
        "mean": 61.018484288995914,
        "n": 99,
        "min_t": -0.099746893,
        "max_t": -7.600888935
      },
      "accel_mps2": {
        "min": -2.5599985122680664,
        "max": 0.1072906628251075,
        "mean": -0.4868869712444568,
        "n": 99,
        "min_t": -0.099746893,
        "max_t": -8.10041462
      },
      "steer_deg": {
        "min": -5.900000095367432,
        "max": 9.300000190734863,
        "mean": 0.40202021478402494,
        "n": 99,
        "min_t": -1.899187655,
        "max_t": -4.40023732
      },
      "brake": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 99,
        "min_t": -9.902775927,
        "max_t": -9.902775927
      },
      "gas": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 99,
        "min_t": -9.902775927,
        "max_t": -9.902775927
      },
      "steer_pressed": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 99,
        "min_t": -9.902775927,
        "max_t": -9.902775927
      },
      "cruise": {
        "min": 1.0,
        "max": 1.0,
        "mean": 1.0,
        "n": 99,
        "min_t": -9.902775927,
        "max_t": -9.902775927
      },
      "lat_active": {
        "min": 1.0,
        "max": 1.0,
        "mean": 1.0,
        "n": 100,
        "min_t": -9.954739256,
        "max_t": -9.954739256
      },
      "long_active": {
        "min": 0.0,
        "max": 1.0,
        "mean": 0.99,
        "n": 100,
        "min_t": -0.053037867,
        "max_t": -9.954739256
      },
      "left_blinker": {
        "min": 0.0,
        "max": 1.0,
        "mean": 0.62,
        "n": 100,
        "min_t": -9.954739256,
        "max_t": -6.152997675
      },
      "right_blinker": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 100,
        "min_t": -9.954739256,
        "max_t": -9.954739256
      },
      "curvature_difference": {
        "min": -0.0018634110456333,
        "max": 0.0010642497509252,
        "mean": -9.953245437826686e-05,
        "n": 100,
        "min_t": -3.652421348,
        "max_t": -5.752717189
      },
      "cs_enabled": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 100,
        "min_t": -9.954874763,
        "max_t": -9.954874763
      },
      "cs_active": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 100,
        "min_t": -9.954874763,
        "max_t": -9.954874763
      },
      "distance_m": {
        "min": 40.72999954223633,
        "max": 88.2300033569336,
        "mean": 71.53500274658204,
        "n": 25,
        "min_t": -0.041330705,
        "max_t": -6.040898806
      },
      "relative_speed_mps": {
        "min": -11.051298141479492,
        "max": 2.594575881958008,
        "mean": -0.3444622039794922,
        "n": 25,
        "min_t": -0.780787681,
        "max_t": -9.037080367
      },
      "ttc_s": {
        "min": 4.18619930122323,
        "max": 64.29363740587642,
        "mean": 16.30528468704057,
        "n": 6,
        "min_t": -0.282789919,
        "max_t": -5.041007131
      },
      "thw_s": {
        "min": 3.1257631685651974,
        "max": 4.981956240830733,
        "mean": 4.155568154447447,
        "n": 25,
        "min_t": -0.541193172,
        "max_t": -6.040898806
      },
      "thw_moving_s": {
        "min": 3.1257631685651974,
        "max": 4.981956240830733,
        "mean": 4.155568154447447,
        "n": 25,
        "min_t": -0.541193172,
        "max_t": -6.040898806
      },
      "lead_valid": {
        "min": 0.0,
        "max": 1.0,
        "mean": 0.625,
        "n": 40,
        "min_t": -4.541366463,
        "max_t": -9.781436711
      },
      "left_lane_probability": {
        "min": 0.0586685985326767,
        "max": 0.9319595694541932,
        "mean": 0.5664828218519687,
        "n": 20,
        "min_t": -4.694414852,
        "max_t": -9.193706137
      },
      "right_lane_probability": {
        "min": 0.2305730730295181,
        "max": 0.9736446738243104,
        "mean": 0.784748338907957,
        "n": 20,
        "min_t": -4.694414852,
        "max_t": -9.193706137
      },
      "planned_accel": {
        "min": -3.181168794631958,
        "max": 0.0439627133309841,
        "mean": -0.6703680919483304,
        "n": 20,
        "min_t": -0.183552502,
        "max_t": -9.682870226
      },
      "fcw": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 20,
        "min_t": -9.682870226,
        "max_t": -9.682870226
      },
      "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": 45.94596061706543,
        "max": 63.79676284790039,
        "mean": 58.13148618425642,
        "n": 49,
        "min_t": -0.099746893,
        "max_t": -4.700253031
      },
      "accel_mps2": {
        "min": -2.5599985122680664,
        "max": 0.1045588180422782,
        "mean": -0.9840201509413214,
        "n": 49,
        "min_t": -0.099746893,
        "max_t": -4.299510408
      },
      "steer_deg": {
        "min": -5.900000095367432,
        "max": 9.300000190734863,
        "mean": -0.2897959041352175,
        "n": 49,
        "min_t": -1.899187655,
        "max_t": -4.40023732
      },
      "brake": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 49,
        "min_t": -4.899311785,
        "max_t": -4.899311785
      },
      "gas": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 49,
        "min_t": -4.899311785,
        "max_t": -4.899311785
      },
      "steer_pressed": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 49,
        "min_t": -4.899311785,
        "max_t": -4.899311785
      },
      "cruise": {
        "min": 1.0,
        "max": 1.0,
        "mean": 1.0,
        "n": 49,
        "min_t": -4.899311785,
        "max_t": -4.899311785
      },
      "lat_active": {
        "min": 1.0,
        "max": 1.0,
        "mean": 1.0,
        "n": 50,
        "min_t": -4.952414243,
        "max_t": -4.952414243
      },
      "long_active": {
        "min": 0.0,
        "max": 1.0,
        "mean": 0.98,
        "n": 50,
        "min_t": -0.053037867,
        "max_t": -4.952414243
      },
      "left_blinker": {
        "min": 1.0,
        "max": 1.0,
        "mean": 1.0,
        "n": 50,
        "min_t": -4.952414243,
        "max_t": -4.952414243
      },
      "right_blinker": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 50,
        "min_t": -4.952414243,
        "max_t": -4.952414243
      },
      "curvature_difference": {
        "min": -0.0018634110456333,
        "max": 0.0006416221149266,
        "mean": -0.00019606123674747382,
        "n": 50,
        "min_t": -3.652421348,
        "max_t": -4.652198281
      },
      "cs_enabled": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 50,
        "min_t": -4.952568601,
        "max_t": -4.952568601
      },
      "cs_active": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 50,
        "min_t": -4.952568601,
        "max_t": -4.952568601
      },
      "distance_m": {
        "min": 40.72999954223633,
        "max": 70.1675033569336,
        "mean": 48.51750030517578,
        "n": 5,
        "min_t": -0.041330705,
        "max_t": -4.790664735
      },
      "relative_speed_mps": {
        "min": -11.051298141479492,
        "max": -4.329252243041992,
        "mean": -8.855887985229492,
        "n": 5,
        "min_t": -0.780787681,
        "max_t": -4.790664735
      },
      "ttc_s": {
        "min": 4.18619930122323,
        "max": 16.207765086847814,
        "mean": 6.707614143273398,
        "n": 5,
        "min_t": -0.282789919,
        "max_t": -4.790664735
      },
      "thw_s": {
        "min": 3.1257631685651974,
        "max": 3.9620125630373146,
        "mean": 3.3462488420776624,
        "n": 5,
        "min_t": -0.541193172,
        "max_t": -4.790664735
      },
      "thw_moving_s": {
        "min": 3.1257631685651974,
        "max": 3.9620125630373146,
        "mean": 3.3462488420776624,
        "n": 5,
        "min_t": -0.541193172,
        "max_t": -4.790664735
      },
      "lead_valid": {
        "min": 0.0,
        "max": 1.0,
        "mean": 0.25,
        "n": 20,
        "min_t": -4.541366463,
        "max_t": -4.790664735
      },
      "left_lane_probability": {
        "min": 0.0586685985326767,
        "max": 0.8451772928237915,
        "mean": 0.5741367876529694,
        "n": 10,
        "min_t": -4.694414852,
        "max_t": -1.194123295
      },
      "right_lane_probability": {
        "min": 0.2305730730295181,
        "max": 0.9003546833992004,
        "mean": 0.6484545096755028,
        "n": 10,
        "min_t": -4.694414852,
        "max_t": -0.694474912
      },
      "planned_accel": {
        "min": -3.181168794631958,
        "max": 0.0160140842199325,
        "mean": -1.3756851896643638,
        "n": 10,
        "min_t": -0.183552502,
        "max_t": -4.682590492
      },
      "fcw": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 10,
        "min_t": -4.682590492,
        "max_t": -4.682590492
      },
      "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": 45.94596061706543,
        "max": 57.574394989013676,
        "mean": 52.23904197692872,
        "n": 20,
        "min_t": -0.099746893,
        "max_t": -1.999573732
      },
      "accel_mps2": {
        "min": -2.5599985122680664,
        "max": -1.3373198509216309,
        "mean": -1.6480564653873444,
        "n": 20,
        "min_t": -0.099746893,
        "max_t": -1.899187655
      },
      "steer_deg": {
        "min": -5.900000095367432,
        "max": -2.5999999046325684,
        "mean": -4.695000040531158,
        "n": 20,
        "min_t": -1.899187655,
        "max_t": -0.099746893
      },
      "brake": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 20,
        "min_t": -1.999573732,
        "max_t": -1.999573732
      },
      "gas": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 20,
        "min_t": -1.999573732,
        "max_t": -1.999573732
      },
      "steer_pressed": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 20,
        "min_t": -1.999573732,
        "max_t": -1.999573732
      },
      "cruise": {
        "min": 1.0,
        "max": 1.0,
        "mean": 1.0,
        "n": 20,
        "min_t": -1.999573732,
        "max_t": -1.999573732
      },
      "lat_active": {
        "min": 1.0,
        "max": 1.0,
        "mean": 1.0,
        "n": 20,
        "min_t": -1.9508014,
        "max_t": -1.9508014
      },
      "long_active": {
        "min": 0.0,
        "max": 1.0,
        "mean": 0.95,
        "n": 20,
        "min_t": -0.053037867,
        "max_t": -1.9508014
      },
      "left_blinker": {
        "min": 1.0,
        "max": 1.0,
        "mean": 1.0,
        "n": 20,
        "min_t": -1.9508014,
        "max_t": -1.9508014
      },
      "right_blinker": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 20,
        "min_t": -1.9508014,
        "max_t": -1.9508014
      },
      "curvature_difference": {
        "min": -0.0001026105601340001,
        "max": 0.0006379550322890997,
        "mean": 0.00031285847217077997,
        "n": 20,
        "min_t": -1.950954821,
        "max_t": -1.152868918
      },
      "cs_enabled": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 20,
        "min_t": -1.950954821,
        "max_t": -1.950954821
      },
      "cs_active": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 20,
        "min_t": -1.950954821,
        "max_t": -1.950954821
      },
      "distance_m": {
        "min": 40.72999954223633,
        "max": 46.44874954223633,
        "mean": 43.10499954223633,
        "n": 4,
        "min_t": -0.041330705,
        "max_t": -0.780787681
      },
      "relative_speed_mps": {
        "min": -11.051298141479492,
        "max": -8.652738571166992,
        "mean": -9.987546920776367,
        "n": 4,
        "min_t": -0.780787681,
        "max_t": -0.041330705
      },
      "ttc_s": {
        "min": 4.18619930122323,
        "max": 4.707180184312802,
        "mean": 4.332576407379793,
        "n": 4,
        "min_t": -0.282789919,
        "max_t": -0.041330705
      },
      "thw_s": {
        "min": 3.1257631685651974,
        "max": 3.2836827643722932,
        "mean": 3.192307911837749,
        "n": 4,
        "min_t": -0.541193172,
        "max_t": -0.780787681
      },
      "thw_moving_s": {
        "min": 3.1257631685651974,
        "max": 3.2836827643722932,
        "mean": 3.192307911837749,
        "n": 4,
        "min_t": -0.541193172,
        "max_t": -0.780787681
      },
      "lead_valid": {
        "min": 0.0,
        "max": 1.0,
        "mean": 0.5,
        "n": 8,
        "min_t": -1.782880434,
        "max_t": -0.780787681
      },
      "left_lane_probability": {
        "min": 0.5574237704277039,
        "max": 0.8451772928237915,
        "mean": 0.759831503033638,
        "n": 4,
        "min_t": -0.194462771,
        "max_t": -1.194123295
      },
      "right_lane_probability": {
        "min": 0.7801604270935059,
        "max": 0.9003546833992004,
        "mean": 0.8464317470788956,
        "n": 4,
        "min_t": -0.194462771,
        "max_t": -0.694474912
      },
      "planned_accel": {
        "min": -3.181168794631958,
        "max": -1.5976096391677856,
        "mean": -2.1143739819526672,
        "n": 4,
        "min_t": -0.183552502,
        "max_t": -0.683525218
      },
      "fcw": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 4,
        "min_t": -1.683403585,
        "max_t": -1.683403585
      },
      "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": 39.7360279083252,
        "max": 46.94102325439453,
        "mean": 43.39960490635463,
        "n": 7,
        "min_t": 0.400152356,
        "max_t": -0.199768443
      },
      "accel_mps2": {
        "min": -3.8101210594177246,
        "max": -2.1794753074646,
        "mean": -3.0895237582070485,
        "n": 7,
        "min_t": 0.200280836,
        "max_t": -0.199768443
      },
      "steer_deg": {
        "min": -2.900000095367432,
        "max": -1.600000023841858,
        "mean": -2.2714285850524902,
        "n": 7,
        "min_t": -0.199768443,
        "max_t": 0.300087931
      },
      "brake": {
        "min": 0.0,
        "max": 1.0,
        "mean": 0.42857142857142855,
        "n": 7,
        "min_t": -0.199768443,
        "max_t": 0.0
      },
      "gas": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 7,
        "min_t": -0.199768443,
        "max_t": -0.199768443
      },
      "steer_pressed": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 7,
        "min_t": -0.199768443,
        "max_t": -0.199768443
      },
      "cruise": {
        "min": 0.0,
        "max": 1.0,
        "mean": 0.2857142857142857,
        "n": 7,
        "min_t": 0.0,
        "max_t": -0.199768443
      },
      "lat_active": {
        "min": 1.0,
        "max": 1.0,
        "mean": 1.0,
        "n": 7,
        "min_t": -0.152568013,
        "max_t": -0.152568013
      },
      "long_active": {
        "min": 0.0,
        "max": 1.0,
        "mean": 0.14285714285714285,
        "n": 7,
        "min_t": -0.053037867,
        "max_t": -0.152568013
      },
      "left_blinker": {
        "min": 1.0,
        "max": 1.0,
        "mean": 1.0,
        "n": 7,
        "min_t": -0.152568013,
        "max_t": -0.152568013
      },
      "right_blinker": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 7,
        "min_t": -0.152568013,
        "max_t": -0.152568013
      },
      "curvature_difference": {
        "min": 6.220085197130001e-05,
        "max": 0.000346771965269,
        "mean": 0.0002330917850485947,
        "n": 7,
        "min_t": 0.34685657,
        "max_t": 0.147842018
      },
      "cs_enabled": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 7,
        "min_t": -0.152703936,
        "max_t": -0.152703936
      },
      "cs_active": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 7,
        "min_t": -0.152703936,
        "max_t": -0.152703936
      },
      "distance_m": {
        "min": 36.38624954223633,
        "max": 40.72999954223633,
        "mean": 38.55812454223633,
        "n": 2,
        "min_t": 0.208767203,
        "max_t": -0.041330705
      },
      "relative_speed_mps": {
        "min": -8.652738571166992,
        "max": -5.430448532104492,
        "mean": -7.041593551635742,
        "n": 2,
        "min_t": -0.041330705,
        "max_t": 0.208767203
      },
      "ttc_s": {
        "min": 4.707180184312802,
        "max": 6.700413294983456,
        "mean": 5.703796739648128,
        "n": 2,
        "min_t": -0.041330705,
        "max_t": 0.208767203
      },
      "thw_s": {
        "min": 3.1124421827864186,
        "max": 3.191314239223668,
        "mean": 3.1518782110050436,
        "n": 2,
        "min_t": 0.208767203,
        "max_t": -0.041330705
      },
      "thw_moving_s": {
        "min": 3.1124421827864186,
        "max": 3.191314239223668,
        "mean": 3.1518782110050436,
        "n": 2,
        "min_t": 0.208767203,
        "max_t": -0.041330705
      },
      "lead_valid": {
        "min": 0.0,
        "max": 1.0,
        "mean": 0.6666666666666666,
        "n": 3,
        "min_t": 0.458694286,
        "max_t": -0.041330705
      },
      "left_lane_probability": {
        "min": 0.3264861404895782,
        "max": 0.5574237704277039,
        "mean": 0.44195495545864105,
        "n": 2,
        "min_t": 0.305865791,
        "max_t": -0.194462771
      },
      "right_lane_probability": {
        "min": 0.5738575458526611,
        "max": 0.7801604270935059,
        "mean": 0.6770089864730835,
        "n": 2,
        "min_t": 0.305865791,
        "max_t": -0.194462771
      },
      "planned_accel": {
        "min": -3.181168794631958,
        "max": -1.316761136054993,
        "mean": -2.2489649653434753,
        "n": 2,
        "min_t": -0.183552502,
        "max_t": 0.316701378
      },
      "fcw": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 2,
        "min_t": -0.183552502,
        "max_t": -0.183552502
      },
      "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": 11.968846607208254,
        "max": 44.79086837768555,
        "mean": 24.948362377166745,
        "n": 50,
        "min_t": 4.300167605,
        "max_t": 0.0
      },
      "accel_mps2": {
        "min": -3.8101210594177246,
        "max": 1.212274432182312,
        "mean": -1.8300807747244834,
        "n": 50,
        "min_t": 0.200280836,
        "max_t": 4.800419111
      },
      "steer_deg": {
        "min": -2.5,
        "max": 471.0,
        "mean": 157.61399972006677,
        "n": 50,
        "min_t": 0.0,
        "max_t": 4.800419111
      },
      "brake": {
        "min": 0.0,
        "max": 1.0,
        "mean": 0.5,
        "n": 50,
        "min_t": 0.300087931,
        "max_t": 0.0
      },
      "gas": {
        "min": 0.0,
        "max": 1.0,
        "mean": 0.2,
        "n": 50,
        "min_t": 0.0,
        "max_t": 4.00061105
      },
      "steer_pressed": {
        "min": 0.0,
        "max": 1.0,
        "mean": 0.54,
        "n": 50,
        "min_t": 0.0,
        "max_t": 2.300499617
      },
      "cruise": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 50,
        "min_t": 0.0,
        "max_t": 0.0
      },
      "lat_active": {
        "min": 1.0,
        "max": 1.0,
        "mean": 1.0,
        "n": 50,
        "min_t": 0.047842548,
        "max_t": 0.047842548
      },
      "long_active": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 50,
        "min_t": 0.047842548,
        "max_t": 0.047842548
      },
      "left_blinker": {
        "min": 0.0,
        "max": 1.0,
        "mean": 0.34,
        "n": 50,
        "min_t": 1.747061108,
        "max_t": 0.047842548
      },
      "right_blinker": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 50,
        "min_t": 0.047842548,
        "max_t": 0.047842548
      },
      "curvature_difference": {
        "min": -0.038238123059272794,
        "max": 0.0035692253150046,
        "mean": -0.010536894289134591,
        "n": 50,
        "min_t": 4.247411721,
        "max_t": 1.746911333
      },
      "cs_enabled": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 50,
        "min_t": 0.04769897,
        "max_t": 0.04769897
      },
      "cs_active": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 50,
        "min_t": 0.04769897,
        "max_t": 0.04769897
      },
      "distance_m": {
        "min": 24.229999542236328,
        "max": 36.38624954223633,
        "mean": 31.21958287556966,
        "n": 3,
        "min_t": 1.467729692,
        "max_t": 0.208767203
      },
      "relative_speed_mps": {
        "min": -5.430448532104492,
        "max": -1.9479656219482424,
        "mean": -3.2394491831461587,
        "n": 3,
        "min_t": 0.208767203,
        "max_t": 1.467729692
      },
      "ttc_s": {
        "min": 6.700413294983456,
        "max": 14.121128236980956,
        "mean": 11.086719723125247,
        "n": 3,
        "min_t": 0.208767203,
        "max_t": 1.208908795
      },
      "thw_s": {
        "min": 2.6172108811793082,
        "max": 3.4402615059988366,
        "mean": 3.0566381899881883,
        "n": 3,
        "min_t": 1.467729692,
        "max_t": 1.208908795
      },
      "thw_moving_s": {
        "min": 2.6172108811793082,
        "max": 3.4402615059988366,
        "mean": 3.0566381899881883,
        "n": 3,
        "min_t": 1.467729692,
        "max_t": 1.208908795
      },
      "lead_valid": {
        "min": 0.0,
        "max": 1.0,
        "mean": 0.15,
        "n": 20,
        "min_t": 0.458694286,
        "max_t": 0.208767203
      },
      "left_lane_probability": {
        "min": 0.0012160416226834,
        "max": 0.3264861404895782,
        "mean": 0.04874970485689115,
        "n": 10,
        "min_t": 4.305193872,
        "max_t": 0.305865791
      },
      "right_lane_probability": {
        "min": 0.0035380858462303,
        "max": 0.5738575458526611,
        "mean": 0.09072664261329913,
        "n": 10,
        "min_t": 4.305193872,
        "max_t": 0.305865791
      },
      "planned_accel": {
        "min": -1.5615637302398682,
        "max": 0.5188568234443665,
        "mean": -0.5607512786984443,
        "n": 10,
        "min_t": 1.817746004,
        "max_t": 4.316250719
      },
      "fcw": {
        "min": 0.0,
        "max": 0.0,
        "mean": 0.0,
        "n": 10,
        "min_t": 0.316701378,
        "max_t": 0.316701378
      },
      "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": [
      0.0,
      1.3004
    ],
    "driver_gas_on": [
      4.0006
    ],
    "driver_steer_pressed_on": [
      2.3005
    ],
    "control_lat_active_off": [],
    "control_long_active_off": [
      -0.053
    ],
    "cruise_off": [
      0.0
    ],
    "driver_flags_at_first_record": {
      "brake": 0.0,
      "gas": 0.0,
      "steer_pressed": 0.0
    }
  },
  "quality": {
    "radar_large_distance_jumps_s": [],
    "radar_target_loss_s": [
      -4.541366463,
      0.458694286,
      1.7088164
    ],
    "video_precontext_s": 10,
    "source_sampling": {
      "vehicle": {
        "rows": 199,
        "median_step_s": 0.10002785699999972,
        "max_gap_s": 0.10935962899999829,
        "start_relative_s": -9.902775927,
        "end_relative_s": 9.900861877
      },
      "control": {
        "rows": 200,
        "median_step_s": 0.0999977809999999,
        "max_gap_s": 0.10865080399999982,
        "start_relative_s": -9.954739256,
        "end_relative_s": 9.956289109
      },
      "controller": {
        "rows": 200,
        "median_step_s": 0.10000239399999966,
        "max_gap_s": 0.10865236600000028,
        "start_relative_s": -9.954874763,
        "end_relative_s": 9.956148395
      },
      "radar": {
        "rows": 80,
        "median_step_s": 0.24995503100000027,
        "max_gap_s": 0.25998820600000005,
        "start_relative_s": -9.781436711,
        "end_relative_s": 9.95915842
      },
      "model": {
        "rows": 40,
        "median_step_s": 0.5000212709999996,
        "max_gap_s": 0.5025339710000001,
        "start_relative_s": -9.694018331,
        "end_relative_s": 9.804254711
      },
      "plan": {
        "rows": 40,
        "median_step_s": 0.5000135079999994,
        "max_gap_s": 0.5049412370000006,
        "start_relative_s": -9.682870226,
        "end_relative_s": 9.818123718
      }
    },
    "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": 17.766233444213867,
      "accel_mps2": 0.0232657864689826,
      "steer_deg": 0.5,
      "steer_torque": -16.0,
      "brake": 0.0,
      "gas": 0.0,
      "steer_pressed": 0.0,
      "cruise": 1.0,
      "speed_kmh": 63.95844039916992,
      "cc_enabled": 1.0,
      "lat_active": 1.0,
      "long_active": 1.0,
      "left_blinker": 0.0,
      "right_blinker": 0.0,
      "requested_accel": 0.0344627797603607,
      "cs_enabled": 0.0,
      "cs_active": 0.0,
      "curvature": -0.000349061214365,
      "desired_curvature": -8.768549014348537e-05,
      "force_decel": 0.0,
      "curvature_difference": -0.0002613757242215146,
      "lead_valid": 1.0,
      "distance_m": 75.3550033569336,
      "relative_speed_mps": 2.379610061645508,
      "lead_y_m": 0.806640625,
      "ttc_s": null,
      "thw_s": 4.240607307982322,
      "thw_moving_s": 4.240607307982322,
      "left_lane_probability": 0.6863700151443481,
      "right_lane_probability": 0.9518632292747498,
      "left_lane_y": -1.4111328125,
      "right_lane_y": 1.9072265625,
      "fcw": 0.0,
      "planned_accel": 0.0348212532699108,
      "plan_has_lead": 1.0
    },
    {
      "t": -5.0,
      "speed_mps": 17.718414306640625,
      "accel_mps2": -0.0356698781251907,
      "steer_deg": 7.0,
      "steer_torque": -55.0,
      "brake": 0.0,
      "gas": 0.0,
      "steer_pressed": 0.0,
      "cruise": 1.0,
      "speed_kmh": 63.78629150390625,
      "cc_enabled": 1.0,
      "lat_active": 1.0,
      "long_active": 1.0,
      "left_blinker": 1.0,
      "right_blinker": 0.0,
      "requested_accel": 0.0344659872353076,
      "cs_enabled": 0.0,
      "cs_active": 0.0,
      "curvature": -0.0022762077860534,
      "desired_curvature": -0.0026670498773455,
      "force_decel": 0.0,
      "curvature_difference": 0.00039084209129209993,
      "lead_valid": 1.0,
      "distance_m": 65.3550033569336,
      "relative_speed_mps": -1.0165081024169922,
      "lead_y_m": 4.5625,
      "ttc_s": 64.29363740587642,
      "thw_s": 3.687909220945138,
      "thw_moving_s": 3.687909220945138,
      "left_lane_probability": 0.2358115762472152,
      "right_lane_probability": 0.7168136835098267,
      "left_lane_y": -1.419921875,
      "right_lane_y": 2.025390625,
      "fcw": 0.0,
      "planned_accel": 0.0340458005666732,
      "plan_has_lead": 1.0
    },
    {
      "t": -3.0,
      "speed_mps": 17.240686416625977,
      "accel_mps2": -0.7295316457748413,
      "steer_deg": -1.2999999523162842,
      "steer_torque": 40.0,
      "brake": 0.0,
      "gas": 0.0,
      "steer_pressed": 0.0,
      "cruise": 1.0,
      "speed_kmh": 62.066471099853516,
      "cc_enabled": 1.0,
      "lat_active": 1.0,
      "long_active": 1.0,
      "left_blinker": 1.0,
      "right_blinker": 0.0,
      "requested_accel": -1.1949517726898191,
      "cs_enabled": 0.0,
      "cs_active": 0.0,
      "curvature": 0.0005130383651703,
      "desired_curvature": 0.0015902672894299,
      "force_decel": 0.0,
      "curvature_difference": -0.0010772289242596,
      "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": 0.6258955597877502,
      "right_lane_probability": 0.597079336643219,
      "left_lane_y": -2.271484375,
      "right_lane_y": 1.3671875,
      "fcw": 0.0,
      "planned_accel": -1.097805142402649,
      "plan_has_lead": 0.0
    },
    {
      "t": -1.0,
      "speed_mps": 14.63473892211914,
      "accel_mps2": -1.591718077659607,
      "steer_deg": -5.800000190734863,
      "steer_torque": -56.0,
      "brake": 0.0,
      "gas": 0.0,
      "steer_pressed": 0.0,
      "cruise": 1.0,
      "speed_kmh": 52.68506011962891,
      "cc_enabled": 1.0,
      "lat_active": 1.0,
      "long_active": 1.0,
      "left_blinker": 1.0,
      "right_blinker": 0.0,
      "requested_accel": -1.7402381896972656,
      "cs_enabled": 0.0,
      "cs_active": 0.0,
      "curvature": 0.0017036091303452,
      "desired_curvature": 0.0012044578325003,
      "force_decel": 0.0,
      "curvature_difference": 0.0004991512978449,
      "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": 0.8451772928237915,
      "right_lane_probability": 0.8991213440895081,
      "left_lane_y": -1.6396484375,
      "right_lane_y": 1.7958984375,
      "fcw": 0.0,
      "planned_accel": -1.7980042695999146,
      "plan_has_lead": 0.0
    },
    {
      "t": 0.0,
      "speed_mps": 12.44190788269043,
      "accel_mps2": -2.984580516815185,
      "steer_deg": -2.5,
      "steer_torque": -56.0,
      "brake": 1.0,
      "gas": 0.0,
      "steer_pressed": 0.0,
      "cruise": 0.0,
      "speed_kmh": 44.79086837768555,
      "cc_enabled": 0.0,
      "lat_active": 1.0,
      "long_active": 0.0,
      "left_blinker": 1.0,
      "right_blinker": 0.0,
      "requested_accel": 0.0,
      "cs_enabled": 0.0,
      "cs_active": 0.0,
      "curvature": 0.0005477233207784,
      "desired_curvature": 0.0002981324796564,
      "force_decel": 0.0,
      "curvature_difference": 0.000249590841122,
      "lead_valid": 1.0,
      "distance_m": 40.72999954223633,
      "relative_speed_mps": -8.652738571166992,
      "lead_y_m": 1.814453125,
      "ttc_s": 4.707180184312802,
      "thw_s": 3.191314239223668,
      "thw_moving_s": 3.191314239223668,
      "left_lane_probability": 0.5574237704277039,
      "right_lane_probability": 0.7801604270935059,
      "left_lane_y": -1.61328125,
      "right_lane_y": 1.791015625,
      "fcw": 0.0,
      "planned_accel": -3.181168794631958,
      "plan_has_lead": 1.0
    },
    {
      "t": 1.0,
      "speed_mps": 9.93517017364502,
      "accel_mps2": -1.5980803966522217,
      "steer_deg": -0.2000000029802322,
      "steer_torque": -45.0,
      "brake": 0.0,
      "gas": 0.0,
      "steer_pressed": 0.0,
      "cruise": 0.0,
      "speed_kmh": 35.76661262512207,
      "cc_enabled": 0.0,
      "lat_active": 1.0,
      "long_active": 0.0,
      "left_blinker": 1.0,
      "right_blinker": 0.0,
      "requested_accel": 0.0,
      "cs_enabled": 0.0,
      "cs_active": 0.0,
      "curvature": -0.0002863572153728,
      "desired_curvature": -0.0010138032957911,
      "force_decel": 0.0,
      "curvature_difference": 0.0007274460804182999,
      "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": 0.1053945422172546,
      "right_lane_probability": 0.2130495309829712,
      "left_lane_y": -1.861328125,
      "right_lane_y": 1.6318359375,
      "fcw": 0.0,
      "planned_accel": -1.1756510734558103,
      "plan_has_lead": 0.0
    },
    {
      "t": 3.0,
      "speed_mps": 5.457470417022705,
      "accel_mps2": -3.0434658527374268,
      "steer_deg": 133.0,
      "steer_torque": 573.0,
      "brake": 1.0,
      "gas": 0.0,
      "steer_pressed": 1.0,
      "cruise": 0.0,
      "speed_kmh": 19.64689350128174,
      "cc_enabled": 0.0,
      "lat_active": 1.0,
      "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": -0.0583096481859684,
      "desired_curvature": -0.0476535744965076,
      "force_decel": 0.0,
      "curvature_difference": -0.010656073689460796,
      "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": 0.0063143647275865,
      "right_lane_probability": 0.0126249492168426,
      "left_lane_y": -1.560546875,
      "right_lane_y": 1.6875,
      "fcw": 0.0,
      "planned_accel": -0.5624281764030457,
      "plan_has_lead": 0.0
    },
    {
      "t": 5.0,
      "speed_mps": 3.790139675140381,
      "accel_mps2": 1.082572102546692,
      "steer_deg": 471.0,
      "steer_torque": 419.0,
      "brake": 0.0,
      "gas": 1.0,
      "steer_pressed": 1.0,
      "cruise": 0.0,
      "speed_kmh": 13.644502830505372,
      "cc_enabled": 0.0,
      "lat_active": 1.0,
      "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": -0.1960921585559845,
      "desired_curvature": -0.1658582985401153,
      "force_decel": 0.0,
      "curvature_difference": -0.030233860015869196,
      "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": 0.0019117695046588,
      "right_lane_probability": 0.0066153923980891,
      "left_lane_y": -1.966796875,
      "right_lane_y": 1.87890625,
      "fcw": 0.0,
      "planned_accel": 0.458791047334671,
      "plan_has_lead": 0.0
    }
  ],
  "sources": [
    {
      "file": "[local path omitted]/carState.csv",
      "bytes": 29198,
      "sha256": "68deb73d833e51c5c2340fc2c653b6fa17d97dfb61c062c343577ea50f849ddc"
    },
    {
      "file": "[local path omitted]/carControl.csv",
      "bytes": 23232,
      "sha256": "300b935d5f79dd45a5fa0c42fab03c64a271725db945fd06544fb7f9098aa746"
    },
    {
      "file": "[local path omitted]/controlsState.csv",
      "bytes": 20352,
      "sha256": "f3a0b286b98d27e39218c5496e3932e7c51c43b5f76f8211426877b3139bce5b"
    },
    {
      "file": "[local path omitted]/radarState.csv",
      "bytes": 11729,
      "sha256": "1bb7ce41594ac5544c72f3d0ddb055b19c1918c0e3fc58c529b16b40c3481b41"
    },
    {
      "file": "[local path omitted]/drivingModelData.csv",
      "bytes": 5188,
      "sha256": "f718ea8d6e097d3d872c027d0314fd264a409a9f69448029cb5b8bea981c7d0b"
    },
    {
      "file": "[local path omitted]/longitudinalPlan.csv",
      "bytes": 30137,
      "sha256": "4356f7e70a29c91a34bf90da90b3db4d0ec15db65cb36d4da2442af6432fa400"
    },
    {
      "file": "[local path omitted]/meta.json",
      "bytes": 468,
      "sha256": "c6eee92df44756eb541abdbaeedb5e40e65e08fbe66e874327ddf0200367819a"
    },
    {
      "file": "[local path omitted]/event_metrics.json",
      "bytes": 3599,
      "sha256": "f5a9c0ffdea029cfb024a052527b26ef3ef63d91c2c2def4904606b1c2098d57"
    },
    {
      "file": "[local path omitted]/takeover.mp4",
      "bytes": 1292930,
      "sha256": "49eba22722f6e94e8de4c48108818e18c8753d445293af5f324e8795c7202907"
    }
  ],
  "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。"
}