{
  "case": 219,
  "pre2_curve_peak": {
    "t": -0.598816491,
    "curvature": -0.0509322248399257,
    "desiredCurvature": -0.0253808703273534,
    "delta": -0.025551354512572295,
    "enabled": true,
    "active": true
  },
  "bracketing_vehicle": [
    {
      "t": -0.70165128,
      "vEgo": 5.3438324928,
      "aEgo": -0.2622272074,
      "brakePressed": false,
      "gasPressed": false,
      "steeringPressed": false,
      "steeringAngleDeg": 132.5
    },
    {
      "t": -0.598320516,
      "vEgo": 5.3239212036,
      "aEgo": -0.2137930244,
      "brakePressed": false,
      "gasPressed": false,
      "steeringPressed": false,
      "steeringAngleDeg": 128.8999938965
    }
  ],
  "last_vehicle_row": {
    "t": 5.198056754,
    "vEgo": 0.0791057646274566,
    "aEgo": -2.931555986404419,
    "brakePressed": true,
    "gasPressed": false,
    "steeringPressed": false,
    "steeringAngleDeg": 30.100000381469727
  },
  "pre10_min_accel": {
    "t": -5.801856534,
    "vEgo": 5.079965591430664,
    "aEgo": -0.5401855707168579,
    "brakePressed": true,
    "gasPressed": false
  },
  "pre10_max_accel": {
    "t": -9.998654934,
    "vEgo": 3.2325685024261475,
    "aEgo": 1.3265914916992188,
    "brakePressed": false,
    "gasPressed": true
  },
  "post5_min_accel": {
    "t": 4.798414828,
    "vEgo": 0.915530562400818,
    "aEgo": -3.4067206382751465,
    "brakePressed": true,
    "gasPressed": false
  },
  "post5_max_accel": {
    "t": 0.798910777,
    "vEgo": 4.815020084381104,
    "aEgo": -0.2926673293113708,
    "brakePressed": true,
    "gasPressed": false
  },
  "post_full_min_accel": {
    "t": 4.798414828,
    "vEgo": 0.915530562400818,
    "aEgo": -3.4067206382751465,
    "brakePressed": true,
    "gasPressed": false
  },
  "post_full_max_accel": {
    "t": 0.798910777,
    "vEgo": 4.815020084381104,
    "aEgo": -0.2926673293113708,
    "brakePressed": true,
    "gasPressed": false
  },
  "late_radar_source_check": {
    "source_sha256": "0101ef3a5cc4d5f49fb12633ab329177cec101de650fca10499470796e4e2b8c",
    "source_range_s": [
      -9.944169644,
      5.056880236
    ],
    "late_rows": 1,
    "speed_match_backward_tolerance_s": 0.15988682799999998,
    "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
  }
}