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{
  "config": {
    "seed": 42,
    "encoder": {
      "model_name": "sentence-transformers/all-MiniLM-L6-v2",
      "embedding_dim": 384,
      "freeze": true
    },
    "cross_manifold": {
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      "head_dim": 96,
      "value_mlp_hidden": 256,
      "value_mlp_layers": 2,
      "dropout": 0.1
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    "training": {
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      "weight_decay": 0.01,
      "epochs": 5,
      "warmup_steps": 500,
      "max_train_samples": 100000,
      "num_negatives": 7,
      "max_seq_length": 128,
      "fp16": true,
      "gradient_accumulation_steps": 1,
      "log_every": 100,
      "eval_every": 2000,
      "save_dir": "checkpoints"
    },
    "evaluation": {
      "max_eval_queries": 5000,
      "metrics": [
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        "recall@100"
      ]
    },
    "spectral": {
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      "num_queries": 500,
      "k_neighbors": 20
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    "attack": {
      "target_domain": "medical",
      "num_target_queries": 100,
      "top_k": 10,
      "medical_keywords": [
        "health",
        "medical",
        "doctor",
        "patient",
        "treatment",
        "disease",
        "symptom",
        "diagnosis",
        "medicine",
        "clinical"
      ]
    }
  },
  "device": "cuda",
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  "retrieval_baseline": {
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  "mrr_ratio": 1.0298652099816936,
  "spectral": {
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    "baseline": {
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    "num_documents": 1000,
    "num_queries": 500
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  "attack": {
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      "baseline_margins": {
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      "placement_info": {
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    },
    "doconly_attack": {
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      "multi_manifold_margins": {
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        "fraction_positive_margin": 0.03
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      "placement_info": {
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    },
    "num_domain_docs": 200,
    "num_target_queries": 100,
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    "multi_manifold_asr": 0.19
  }
}