{
  "method": "以-8至-5秒静止段的三轴中位数作为重力/安装姿态基线，计算每点相对该基线的三轴差向量模长；未做车辆坐标旋转，因此不把它直接称作纵向加速度。",
  "baseline": [
    9.783056259155273,
    0.028740234673023224,
    0.031734008342027664
  ],
  "windows": [
    {
      "window_s": [
        -8,
        -5
      ],
      "imu_deviation_median": 0.051248817423958114,
      "imu_deviation_max": 0.11564491562451854,
      "aEgo_min": -2.0498995922935137e-07,
      "aEgo_max": 2.1100532876516812e-08,
      "vEgoRaw_min": 0.0,
      "vEgoRaw_max": 0.0
    },
    {
      "window_s": [
        -3.7,
        -2.7
      ],
      "imu_deviation_median": 0.7342883038962026,
      "imu_deviation_max": 1.6984439752585783,
      "aEgo_min": -1.6452809572219849,
      "aEgo_max": 11.390247344970703,
      "vEgoRaw_min": 0.0,
      "vEgoRaw_max": 2.788888931274414
    },
    {
      "window_s": [
        -1.4,
        -0.8
      ],
      "imu_deviation_median": 0.538074029662565,
      "imu_deviation_max": 1.46401655567044,
      "aEgo_min": -6.444664001464844,
      "aEgo_max": 0.6755832433700562,
      "vEgoRaw_min": 1.3611111640930176,
      "vEgoRaw_max": 3.0611112117767334
    },
    {
      "window_s": [
        -0.1,
        0.6
      ],
      "imu_deviation_median": 2.514437027450306,
      "imu_deviation_max": 3.2524243556619976,
      "aEgo_min": -2.306843042373657,
      "aEgo_max": -0.5481014847755432,
      "vEgoRaw_min": 0.0,
      "vEgoRaw_max": 1.2166666984558103
    }
  ],
  "source": "[local path omitted]/accelerometer.csv",
  "sha256": "3dab1aa3f92843acbcb92348cc1853d19bde0b369616a6653d97a654efdee423",
  "conclusion": "aEgo的约+11.39/-6.44峰值未在对应时窗的三轴惯性记录中呈现同量级变化。更支持速度/加速度估计有瞬变的解释，但不能仅此确定轮胎打滑或具体算法故障。"
}