{
  "epoch": 3,
  "total_epochs": 3,
  "phase": "finetune",
  "best_f1": 0.9731641021496906,
  "history": [
    {
      "epoch": 1,
      "phase": "main",
      "train_loss": 0.9851,
      "val_loss": 0.6526,
      "val_acc_a": 0.9482,
      "val_f1_a": 0.9438,
      "val_acc_b": 0.9972,
      "val_f1_b": 0.9832,
      "elapsed": 498.9
    },
    {
      "epoch": 2,
      "phase": "main",
      "train_loss": 0.6185,
      "val_loss": 0.6153,
      "val_acc_a": 0.9631,
      "val_f1_a": 0.9619,
      "val_acc_b": 0.9974,
      "val_f1_b": 0.9857,
      "elapsed": 514.5
    },
    {
      "epoch": 3,
      "phase": "main",
      "train_loss": 0.5856,
      "val_loss": 0.6076,
      "val_acc_a": 0.967,
      "val_f1_a": 0.964,
      "val_acc_b": 0.9989,
      "val_f1_b": 0.992,
      "elapsed": 514.2
    },
    {
      "epoch": 4,
      "phase": "main",
      "train_loss": 0.575,
      "val_loss": 0.6116,
      "val_acc_a": 0.9667,
      "val_f1_a": 0.9665,
      "val_acc_b": 0.999,
      "val_f1_b": 0.9952,
      "elapsed": 514.5
    },
    {
      "epoch": 5,
      "phase": "main",
      "train_loss": 0.5696,
      "val_loss": 0.6155,
      "val_acc_a": 0.9649,
      "val_f1_a": 0.9635,
      "val_acc_b": 0.9988,
      "val_f1_b": 0.9943,
      "elapsed": 514.3
    },
    {
      "epoch": 6,
      "phase": "main",
      "train_loss": 0.5668,
      "val_loss": 0.6062,
      "val_acc_a": 0.9676,
      "val_f1_a": 0.9667,
      "val_acc_b": 0.9992,
      "val_f1_b": 0.9963,
      "elapsed": 514.6
    },
    {
      "epoch": 7,
      "phase": "main",
      "train_loss": 0.5639,
      "val_loss": 0.6035,
      "val_acc_a": 0.9687,
      "val_f1_a": 0.9666,
      "val_acc_b": 0.9991,
      "val_f1_b": 0.9961,
      "elapsed": 514.5
    },
    {
      "epoch": 8,
      "phase": "main",
      "train_loss": 0.5618,
      "val_loss": 0.606,
      "val_acc_a": 0.969,
      "val_f1_a": 0.9671,
      "val_acc_b": 0.9991,
      "val_f1_b": 0.9961,
      "elapsed": 515.5
    },
    {
      "epoch": 9,
      "phase": "main",
      "train_loss": 0.5593,
      "val_loss": 0.6144,
      "val_acc_a": 0.9667,
      "val_f1_a": 0.9646,
      "val_acc_b": 0.999,
      "val_f1_b": 0.9949,
      "elapsed": 515.6
    },
    {
      "epoch": 10,
      "phase": "main",
      "train_loss": 0.5568,
      "val_loss": 0.6069,
      "val_acc_a": 0.969,
      "val_f1_a": 0.967,
      "val_acc_b": 0.9993,
      "val_f1_b": 0.996,
      "elapsed": 514.4
    },
    {
      "epoch": 11,
      "phase": "main",
      "train_loss": 0.5547,
      "val_loss": 0.6069,
      "val_acc_a": 0.9693,
      "val_f1_a": 0.9685,
      "val_acc_b": 0.9995,
      "val_f1_b": 0.9974,
      "elapsed": 514.6
    },
    {
      "epoch": 12,
      "phase": "main",
      "train_loss": 0.5534,
      "val_loss": 0.6067,
      "val_acc_a": 0.9697,
      "val_f1_a": 0.9686,
      "val_acc_b": 0.999,
      "val_f1_b": 0.9954,
      "elapsed": 514.9
    },
    {
      "epoch": 13,
      "phase": "main",
      "train_loss": 0.5517,
      "val_loss": 0.6043,
      "val_acc_a": 0.9715,
      "val_f1_a": 0.9707,
      "val_acc_b": 0.9996,
      "val_f1_b": 0.9983,
      "elapsed": 514.8
    },
    {
      "epoch": 14,
      "phase": "main",
      "train_loss": 0.5506,
      "val_loss": 0.605,
      "val_acc_a": 0.973,
      "val_f1_a": 0.972,
      "val_acc_b": 0.9996,
      "val_f1_b": 0.9976,
      "elapsed": 514.3
    },
    {
      "epoch": 15,
      "phase": "main",
      "train_loss": 0.5496,
      "val_loss": 0.6038,
      "val_acc_a": 0.9725,
      "val_f1_a": 0.9714,
      "val_acc_b": 0.9995,
      "val_f1_b": 0.9969,
      "elapsed": 515.2
    },
    {
      "epoch": 16,
      "phase": "main",
      "train_loss": 0.5487,
      "val_loss": 0.6048,
      "val_acc_a": 0.9728,
      "val_f1_a": 0.9719,
      "val_acc_b": 0.9996,
      "val_f1_b": 0.9976,
      "elapsed": 515.6
    },
    {
      "epoch": 17,
      "phase": "main",
      "train_loss": 0.5484,
      "val_loss": 0.6033,
      "val_acc_a": 0.9736,
      "val_f1_a": 0.9726,
      "val_acc_b": 0.9996,
      "val_f1_b": 0.9978,
      "elapsed": 515.6
    },
    {
      "epoch": 18,
      "phase": "main",
      "train_loss": 0.548,
      "val_loss": 0.604,
      "val_acc_a": 0.9738,
      "val_f1_a": 0.9729,
      "val_acc_b": 0.9996,
      "val_f1_b": 0.9978,
      "elapsed": 515.9
    },
    {
      "epoch": 19,
      "phase": "main",
      "train_loss": 0.5479,
      "val_loss": 0.604,
      "val_acc_a": 0.9739,
      "val_f1_a": 0.9728,
      "val_acc_b": 0.9996,
      "val_f1_b": 0.9976,
      "elapsed": 514.6
    },
    {
      "epoch": 20,
      "phase": "main",
      "train_loss": 0.5478,
      "val_loss": 0.6043,
      "val_acc_a": 0.9741,
      "val_f1_a": 0.973,
      "val_acc_b": 0.9995,
      "val_f1_b": 0.9974,
      "elapsed": 515.3
    },
    {
      "epoch": 1,
      "phase": "finetune",
      "train_loss": 0.5475,
      "val_f1_a": 0.9732,
      "val_f1_b": 0.9974,
      "elapsed": 378.1
    },
    {
      "epoch": 2,
      "phase": "finetune",
      "train_loss": 0.5474,
      "val_f1_a": 0.9732,
      "val_f1_b": 0.9974,
      "elapsed": 379.5
    },
    {
      "epoch": 3,
      "phase": "finetune",
      "train_loss": 0.5473,
      "val_f1_a": 0.9731,
      "val_f1_b": 0.9974,
      "elapsed": 379.4
    }
  ],
  "saved_at": "2026-06-07T05:14:51Z"
}