{
  "case": 198,
  "pre2_curve_peak": {
    "t": -1.545212446,
    "curvature": -0.0044870995916426,
    "desiredCurvature": -0.0059281694702804,
    "delta": 0.0014410698786378002,
    "enabled": false,
    "active": false
  },
  "bracketing_vehicle": [
    {
      "t": -1.599575882,
      "vEgo": 18.057592392,
      "aEgo": 0.154315114,
      "brakePressed": false,
      "gasPressed": false,
      "steeringPressed": false,
      "steeringAngleDeg": 12.75
    },
    {
      "t": -1.500574083,
      "vEgo": 18.0620193481,
      "aEgo": 0.1019164845,
      "brakePressed": false,
      "gasPressed": false,
      "steeringPressed": false,
      "steeringAngleDeg": 12.75
    }
  ],
  "last_vehicle_row": {
    "t": 9.900089633,
    "vEgo": 9.0619735715336e-08,
    "aEgo": 4.273642389307497e-06,
    "brakePressed": true,
    "gasPressed": false,
    "steeringPressed": false,
    "steeringAngleDeg": -8.699999809265137
  },
  "pre10_min_accel": {
    "t": -0.09929057,
    "vEgo": 17.766569137573242,
    "aEgo": -2.193284034729004,
    "brakePressed": true,
    "gasPressed": false
  },
  "pre10_max_accel": {
    "t": -1.799952996,
    "vEgo": 18.036842346191406,
    "aEgo": 0.4311893284320831,
    "brakePressed": false,
    "gasPressed": false
  },
  "post5_min_accel": {
    "t": 4.99998997,
    "vEgo": 5.628163814544678,
    "aEgo": -3.190881729125977,
    "brakePressed": true,
    "gasPressed": false
  },
  "post5_max_accel": {
    "t": 2.599457092,
    "vEgo": 12.035784721374512,
    "aEgo": -1.2094035148620603,
    "brakePressed": true,
    "gasPressed": false
  },
  "post_full_min_accel": {
    "t": 4.99998997,
    "vEgo": 5.628163814544678,
    "aEgo": -3.190881729125977,
    "brakePressed": true,
    "gasPressed": false
  },
  "post_full_max_accel": {
    "t": 8.699816353,
    "vEgo": 0.0039973859675228,
    "aEgo": 0.1323436200618744,
    "brakePressed": true,
    "gasPressed": false
  },
  "late_radar_source_check": {
    "source_sha256": "8b2f6961f3f7017e42bf29fe4958c120ceb1c02d0911cdb0591505338ac059f6",
    "source_range_s": [
      -9.87096541,
      9.88036476
    ],
    "late_rows": 20,
    "speed_match_backward_tolerance_s": 0.15999338720000084,
    "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
  }
}