{
  "case": 221,
  "pre2_curve_peak": {
    "t": -1.700223892,
    "curvature": -0.1329467147588729,
    "desiredCurvature": -0.1032165586948394,
    "delta": -0.02973015606403351,
    "enabled": true,
    "active": true
  },
  "bracketing_vehicle": [
    {
      "t": -1.80049812,
      "vEgo": 3.3823308945,
      "aEgo": 0.3947711587,
      "brakePressed": false,
      "gasPressed": false,
      "steeringPressed": true,
      "steeringAngleDeg": 429.9157104492
    },
    {
      "t": -1.699817073,
      "vEgo": 3.4124724865,
      "aEgo": 0.3367537856,
      "brakePressed": false,
      "gasPressed": false,
      "steeringPressed": true,
      "steeringAngleDeg": 425.7327880859
    }
  ],
  "last_vehicle_row": {
    "t": 5.299720666,
    "vEgo": 4.338438510894775,
    "aEgo": 0.253621757030487,
    "brakePressed": true,
    "gasPressed": false,
    "steeringPressed": true,
    "steeringAngleDeg": -167.37950134277344
  },
  "pre10_min_accel": {
    "t": -6.000599176,
    "vEgo": 4.066251277923584,
    "aEgo": -0.9254607558250428,
    "brakePressed": true,
    "gasPressed": false
  },
  "pre10_max_accel": {
    "t": -9.199792419,
    "vEgo": 4.933669090270996,
    "aEgo": 0.8639423251152039,
    "brakePressed": false,
    "gasPressed": false
  },
  "post5_min_accel": {
    "t": 2.500870851,
    "vEgo": 3.654932022094727,
    "aEgo": -0.2969456017017364,
    "brakePressed": true,
    "gasPressed": false
  },
  "post5_max_accel": {
    "t": 3.999937962,
    "vEgo": 4.059451580047607,
    "aEgo": 0.4275563657283783,
    "brakePressed": true,
    "gasPressed": false
  },
  "post_full_min_accel": {
    "t": 2.500870851,
    "vEgo": 3.654932022094727,
    "aEgo": -0.2969456017017364,
    "brakePressed": true,
    "gasPressed": false
  },
  "post_full_max_accel": {
    "t": 3.999937962,
    "vEgo": 4.059451580047607,
    "aEgo": 0.4275563657283783,
    "brakePressed": true,
    "gasPressed": false
  },
  "late_radar_source_check": {
    "source_sha256": "061a6d77341b4cf7cf918e13e322853248536cb4b7238f1389e3836d179f2345",
    "source_range_s": [
      -9.844017136,
      5.165419029
    ],
    "late_rows": 1,
    "speed_match_backward_tolerance_s": 0.1598936848000001,
    "note": "预制radar_native.csv仅覆盖约后5秒；此处另查源radarState后5秒，配对规则沿用prepare_cases.attach，不改事实文件。TTC不依赖车速配对。",
    "valid_ratio": 0.0,
    "ttc_s": null,
    "thw_moving_s": null,
    "ttc_under3_count": 0,
    "moving_thw_under08_count": 0
  }
}