{
  "paper": "2607.04728",
  "adapter": "sis",
  "fidelity": "core_mechanism",
  "dataset": "Tiny Shakespeare",
  "setup": {
    "seeds": [
      41,
      42,
      43
    ],
    "samples_per_seed": 50000,
    "top_k": 10
  },
  "per_seed": [
    {
      "seed": 41,
      "baseline_weight_variance": 0.1653567023,
      "sis_weight_variance": 0.1412785773,
      "variance_reduction_percent": 14.5613239,
      "acceptance_rate": 0.68674
    },
    {
      "seed": 42,
      "baseline_weight_variance": 0.5038797225,
      "sis_weight_variance": 0.4797823091,
      "variance_reduction_percent": 4.7823741,
      "acceptance_rate": 0.68648
    },
    {
      "seed": 43,
      "baseline_weight_variance": 4.8383941637,
      "sis_weight_variance": 4.8129060936,
      "variance_reduction_percent": 0.5267878,
      "acceptance_rate": 0.68812
    }
  ],
  "aggregate": {
    "variance_reduction_percent_mean": 6.6234953,
    "acceptance_rate_mean": 0.6871133
  },
  "schema_version": 2,
  "manifest_ref": "reproduction:sis",
  "evaluation_protocol": {
    "tier": "l2_public_dataset",
    "seeds": [
      41,
      42,
      43
    ],
    "formal_comparison": true,
    "claim_policy": "formal multi-seed comparison"
  },
  "provenance": {
    "artifact_path": "docs/reproductions/2607.04728-sis/metrics/tiny-shakespeare-seeds41-43.json",
    "historical_migration": "historical-metrics-v2-2026-08-09",
    "original_code_commit": "not recorded",
    "dataset_fingerprint": "not recorded in historical artifact"
  }
}