{
  "methods": {
    "encoder_v4_transformer_prototype": {
      "closed_loop_return": 0.641,
      "cumulative_interest": 0.684,
      "preference_drift_alignment": 0.673,
      "reading_fluency_penalty": 0.142,
      "retention_delta": 0.031
    },
    "qwen_lora_sft_proxy": {
      "adapter": "LoRA",
      "base_model": "Qwen/Qwen3-4B-Instruct-2507",
      "closed_loop_return": 0.793,
      "cumulative_interest": 0.812,
      "preference_drift_alignment": 0.846,
      "reading_fluency_penalty": 0.064,
      "retention_delta": 0.087
    }
  },
  "protocol": "Simulator Eval Protocol",
  "uses_reranking": false,
  "uses_reranking_label": "uses_reranking=false"
}