{
  "user": "users777779",
  "timestamp": "20251125_054810",
  "output_dir": "./output/Qwen2_NER_StandardLoRA_Noisy20_20251125_054810",
  "model": "qwen/Qwen2-1.5B-Instruct",
  "task": "Named Entity Recognition (NER)",
  "strategy": "Standard LoRA (Two-Stage Fixed)",
  "dataset": "qgyd2021/chinese_ner_sft",
  "stage1_noisy_training": {
    "start_time_utc": "2025-11-25 05:48:43",
    "end_time_utc": "2025-11-25 06:56:57",
    "dataset_file": "ccf_train_processed_noisy20_seed42.jsonl",
    "dataset_size": 12579,
    "noise_ratio": 0.2,
    "seed": 42,
    "noise_stats": {
      "total_samples": 12579,
      "noisy_samples": 2566,
      "clean_samples": 10013,
      "noise_ratio_actual": 0.2039907782812624,
      "noise_types": {
        "label_flip": 473,
        "entity_missing": 214,
        "fake_entity": 744
      }
    },
    "model_save_path": "./output/Qwen2_NER_StandardLoRA_Noisy20_20251125_054810/stage1_noisy_model",
    "learning_rate": 0.0001,
    "epochs": 2
  },
  "stage2_meta_training": {
    "start_time_utc": "2025-11-25 06:57:03",
    "end_time_utc": "2025-11-25 06:58:11",
    "dataset_file": "ccf_meta_processed.jsonl",
    "dataset_size": 393,
    "noise_ratio": 0.0,
    "model_save_path": "./output/Qwen2_NER_StandardLoRA_Noisy20_20251125_054810/stage2_meta_model",
    "learning_rate": 1.0000000000000002e-06,
    "lr_ratio": 0.01,
    "epochs": 1,
    "training_mode": "继续训练（未重新加载模型）",
    "overwrite_check": {
      "total_params": 392,
      "minor_change": 391,
      "moderate_change": 1,
      "major_change": 0
    }
  },
  "training_args": {
    "batch_size": 2,
    "gradient_accumulation_steps": 8,
    "effective_batch_size": 16
  },
  "lora_config": {
    "r": 8,
    "lora_alpha": 32,
    "lora_dropout": 0.1,
    "target_modules": [
      "down_proj",
      "o_proj",
      "v_proj",
      "up_proj",
      "gate_proj",
      "q_proj",
      "k_proj"
    ]
  }
}