{
  "experiment_name": "Code-Autopsy QLoRA Bug-Fixing Fine-Tuning v2",
  "timestamp": "2026-08-23T04:45:00+05:30",
  "base_model": {
    "name": "Qwen/Qwen2.5-Coder-7B-Instruct",
    "quantization": "4-bit NF4",
    "initial_train_loss": 2.162,
    "initial_eval_loss": 1.397,
    "initial_token_accuracy": "60.29%"
  },
  "finetuned_model": {
    "name": "Code-Autopsy QLoRA Adapter v2",
    "training_framework": "PEFT / TRL SFTTrainer",
    "final_train_loss": 0.5211,
    "final_eval_loss": 0.2442,
    "final_token_accuracy": "93.20%",
    "best_step_loss": 0.2472
  },
  "training_metrics": {
    "epochs": 3,
    "total_steps": 246,
    "eval_loss_reduction": "-82.5%",
    "accuracy_gain": "+32.91%",
    "effective_batch_size": 8,
    "learning_rate": 0.0002,
    "lr_scheduler": "cosine"
  },
  "cloud_logging": {
    "platform": "Weights & Biases",
    "wandb_run_url": "https://wandb.ai/devanshtyagi1903-innothoughts/code-autopsy/runs/gc70q2q2",
    "wandb_project_url": "https://wandb.ai/devanshtyagi1903-innothoughts/code-autopsy"
  },
  "hardware_specs": {
    "gpu": "NVIDIA GeForce RTX 5060 (8GB VRAM)",
    "quantization": "4-bit NF4 (bitsandbytes)",
    "precision": "bfloat16",
    "optimizer": "adamw_8bit"
  }
}