{
  "case": 174,
  "pre2_curve_peak": {
    "t": -0.027625625,
    "curvature": 0.0007446209201589,
    "desiredCurvature": 0.0004588570154737,
    "delta": 0.00028576390468520004,
    "enabled": false,
    "active": false
  },
  "bracketing_vehicle": [
    {
      "t": -0.031727709,
      "vEgo": 27.8716602325,
      "aEgo": -0.1158876494,
      "brakePressed": true,
      "gasPressed": false,
      "steeringPressed": false,
      "steeringAngleDeg": -1.2645000219
    },
    {
      "t": -0.021921615,
      "vEgo": 27.8704490662,
      "aEgo": -0.1163946837,
      "brakePressed": true,
      "gasPressed": false,
      "steeringPressed": false,
      "steeringAngleDeg": -1.1801999807
    }
  ],
  "last_vehicle_row": {
    "t": 9.99044385,
    "vEgo": 7.27349853515625,
    "aEgo": -1.3779113292694092,
    "brakePressed": false,
    "gasPressed": false,
    "steeringPressed": false,
    "steeringAngleDeg": 11.633399963378906
  },
  "pre10_min_accel": {
    "t": -0.011409532,
    "vEgo": 27.86617851257324,
    "aEgo": -0.1460035443305969,
    "brakePressed": true,
    "gasPressed": false
  },
  "pre10_max_accel": {
    "t": -4.694555051,
    "vEgo": 27.50860595703125,
    "aEgo": 0.3002995550632477,
    "brakePressed": false,
    "gasPressed": false
  },
  "post5_min_accel": {
    "t": 2.228695728,
    "vEgo": 24.45976829528809,
    "aEgo": -2.5461409091949463,
    "brakePressed": true,
    "gasPressed": false
  },
  "post5_max_accel": {
    "t": 0.05870125,
    "vEgo": 27.849515914916992,
    "aEgo": -0.1758783012628555,
    "brakePressed": true,
    "gasPressed": false
  },
  "post_full_min_accel": {
    "t": 7.831229111,
    "vEgo": 11.830464363098145,
    "aEgo": -2.943894863128662,
    "brakePressed": true,
    "gasPressed": false
  },
  "post_full_max_accel": {
    "t": 0.05870125,
    "vEgo": 27.849515914916992,
    "aEgo": -0.1758783012628555,
    "brakePressed": true,
    "gasPressed": false
  },
  "late_radar_source_check": {
    "source_sha256": "4690f10ae20942b2a42486e981184a22f966fa3e4f87b52c02b55d2b33d99ce1",
    "source_range_s": [
      -9.96087833,
      9.981242131
    ],
    "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": 0.0,
    "ttc_s": null,
    "thw_moving_s": null,
    "ttc_under3_count": 0,
    "moving_thw_under08_count": 0
  }
}