training_report.json

{
  "training_completed": true,
  "total_training_time": 1528.63378572464,
  "epochs_completed": 5,
  "best_loss": 0.33194339065103007,
  "best_epoch": 4,
  "early_stopping_triggered": false,
  "final_model_path": "/kaggle/working/e5-math-smart-binary/final_model",
  "loss_plot_path": "/kaggle/working/e5-math-smart-binary/smart_binary_loss_analysis.png",
  "training_strategy": "smart_binary_1_to_2_ratio",
  "data_composition": {
    "training_examples": 1924,
    "validation_examples": 426,
    "ratio_achieved": "1:2",
    "negative_strategy": "1_hard_from_related_1_easy_from_irrelevant"
  },
  "expected_improvements": [
    "Better Hit@3 performance vs 1:3 ratio",
    "Maintained high Accuracy@1",
    "More balanced precision/recall",
    "Better user experience overall"
  ],
  "training_config": {
    "base_model": "intfloat/multilingual-e5-base",
    "max_seq_length": 256,
    "train_batch_size": 4,
    "learning_rate": 2e-05,
    "max_epochs": 5,
    "early_stopping_patience": 5
  }
}