{
  "case": 184,
  "pre2_curve_peak": {
    "t": -1.27470396,
    "curvature": -0.0004372340918052,
    "desiredCurvature": -0.004954517353326,
    "delta": 0.0045172832615208,
    "enabled": false,
    "active": false
  },
  "bracketing_vehicle": [
    {
      "t": -1.280045694,
      "vEgo": 3.9088952541,
      "aEgo": -0.056813594,
      "brakePressed": false,
      "gasPressed": false,
      "steeringPressed": true,
      "steeringAngleDeg": 0.1000000015
    },
    {
      "t": -1.270142146,
      "vEgo": 3.9067335129,
      "aEgo": -0.0720053315,
      "brakePressed": false,
      "gasPressed": false,
      "steeringPressed": true,
      "steeringAngleDeg": 0.1000000015
    }
  ],
  "last_vehicle_row": {
    "t": 9.990397815,
    "vEgo": 1.242069959640503,
    "aEgo": -0.0511203743517398,
    "brakePressed": false,
    "gasPressed": false,
    "steeringPressed": true,
    "steeringAngleDeg": 85.0
  },
  "pre10_min_accel": {
    "t": -8.630092168,
    "vEgo": 2.3832449913024902,
    "aEgo": -0.0988311022520065,
    "brakePressed": false,
    "gasPressed": false
  },
  "pre10_max_accel": {
    "t": -5.329731471,
    "vEgo": 3.0889382362365723,
    "aEgo": 0.4879324436187744,
    "brakePressed": false,
    "gasPressed": false
  },
  "post5_min_accel": {
    "t": 0.819128516,
    "vEgo": 3.351892232894897,
    "aEgo": -0.988589346408844,
    "brakePressed": false,
    "gasPressed": false
  },
  "post5_max_accel": {
    "t": 0.029585867,
    "vEgo": 3.900349140167236,
    "aEgo": 0.0375421121716499,
    "brakePressed": true,
    "gasPressed": false
  },
  "post_full_min_accel": {
    "t": 0.819128516,
    "vEgo": 3.351892232894897,
    "aEgo": -0.988589346408844,
    "brakePressed": false,
    "gasPressed": false
  },
  "post_full_max_accel": {
    "t": 9.121345526,
    "vEgo": 1.3347797393798828,
    "aEgo": 0.1656509488821029,
    "brakePressed": true,
    "gasPressed": false
  },
  "late_radar_source_check": {
    "source_sha256": "bf45ebd159721d0c857ab0b4a468e09a35f09560ad9ffb7f67a946370582cc5c",
    "source_range_s": [
      -9.959579058,
      9.996727153
    ],
    "late_rows": 100,
    "speed_match_backward_tolerance_s": 0.035,
    "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": 1.0,
    "ttc_s": {
      "t": 8.746446137,
      "leadOne.dRel": 2.0680963993,
      "leadOne.vRel": -1.4400000572,
      "leadOne.yRel": -0.1823305935,
      "vEgo": 1.3119204044,
      "ttc_s": 1.436177998
    },
    "thw_moving_s": null,
    "ttc_under3_count": 35,
    "moving_thw_under08_count": 0
  }
}