Class HybridRetriever

Hybrid BM25 + dense retriever.

Example

const hybrid = new HybridRetriever({ memoryStore, rerankerService });
// At ingest:
hybrid.bm25.addDocument(trace.id, trace.content, { tag: 'bench-session:s-1' });
// At query time:
const result = await hybrid.retrieve(
  'What did the user say about their mortgage?',
  { valence: 0, arousal: 0, dominance: 0 },
  { scope: 'user', scopeId: 'u1' },
  { recallTopK: 10 },
);
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