{
 "date": "2026-09-13",
 "exp": "pano_v6_oneway vs v5_dual_chain",
 "shuffle_seed": 20260913,
 "arm_of": {
  "甲": "v6",
  "乙": "v5"
 },
 "files": {
  "甲": "bta_pano_B.mp4",
  "乙": "bta_pano_A.mp4"
 },
 "metrics_v6": {
  "loop_corr": 0.446,
  "seam3_profile": "17.1/11.4/7.1/17.7",
  "baseline_median": 21.64
 },
 "metrics_v5": {
  "seam3_profile": "20.0/15.6/12.3/21.5",
  "baseline_median": 27.82
 }
}