{
  "phase": "C_joint",
  "epoch": 10,
  "summary": {
    "instance_iou": 0.948730310793552,
    "ew_dice": 0.9925958807269732,
    "count_mae": 0.13583333333333333,
    "bg_leak": 0.02585995042407575,
    "score": 0.7434318450842708
  },
  "completed_utc": "2026-07-07T08:37:49.809741+00:00",
  "profile": "T4_L4_EXPERIMENT"
}