{
  "@context": "https://schema.org",
  "@type": "Dataset",
  "dateModified": "2026-06-02",
  "name": "Hybrid Retrieval + Rerank",
  "retrieval": {
    "dense": "cosine top 200",
    "sparse": "BM25 top 200 (tantivy)",
    "fusion": "reciprocal-rank-fusion k=60"
  },
  "reranker": {
    "model": "cross-encoder/ms-marco-MiniLM-L-12-v2",
    "topN": 50,
    "returnK": 20
  },
  "fallback": "dense-only when reranker latency budget exceeded"
}