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diffusiongemma-humanizer

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diffusiongemma-humanizer
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{
  "config": {
    "timestamp": "20260629-201308",
    "model_id": "google/diffusiongemma-26B-A4B-it",
    "gpu": "A100-80GB",
    "quantization": "4bit-nf4",
    "canvas_length": 256
  },
  "steps": {
    "1_baseline": {
      "num_prompts": 5,
      "total_words": 759
    },
    "2_detectors_before": {
      "num_samples": 5,
      "perplexity": {
        "mean": 15.49,
        "std": 4.2
      },
      "burstiness": {
        "mean": 0.6738
      },
      "fast_detectgpt": {
        "mean_score": 0.0005,
        "ai_detected": 0,
        "human_detected": 5
      },
      "heuristic": {
        "mean_ai_prob": 0.35,
        "ai_classified": 0,
        "human_classified": 5
      }
    },
    "3_dataset": {
      "synthetic_pairs": 39,
      "hc3_pairs": 0,
      "note": "HC3 unavailable — dataset scripts deprecated in newer `datasets` lib"
    },
    "4_training": {
      "status": "skipped",
      "reason": "PEFT incompatible with DiffusionGemmaForBlockDiffusion",
      "note": "Base model achieves 0% AI detection — fine-tuning not needed for MVP"
    },
    "5_evaluation": {
      "num_eval_prompts": 3,
      "ai_mean_heuristic": 0.3805,
      "humanized_mean_heuristic": 0.4028,
      "improvement": -0.0222
    }
  }
}