{
 "note": "同一构建两轮实测：mean<=0.0019、单像素最大差 7、无像素差>8。阈值 mean<=0.02 / 单像素<=32 约留 20x 余量；超过即视为真实渲染回归。p03_mount_loose 是 ±1 量化噪声（曾两轮碰巧逐字节相同而漏进稳定清单）。",
 "mean_max": 0.02,
 "pixel_max": 32,
 "views": {
  "m3_sheet_exploded": {
   "mean": 7e-05,
   "mx": 1
  },
  "boss_p07": {
   "mean": 0.0,
   "mx": 1
  },
  "harness_xray_internal": {
   "mean": 0.00137,
   "mx": 7
  },
  "harness_p07_xray": {
   "mean": 0.00112,
   "mx": 4
  },
  "harness_p04_p05_xray": {
   "mean": 0.00145,
   "mx": 5
  },
  "p03_mount_loose": {
   "mean": 0.0,
   "mx": 1
  }
 }
}