@lancedb/lancedb • Docs

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@lancedb/lancedb / rerankers / RRFReranker

Class: RRFReranker

Reranks the results using the Reciprocal Rank Fusion (RRF) algorithm.

Internally this uses the Rust implementation

Constructors

new RRFReranker()

new RRFReranker(inner): RRFReranker

Parameters

• inner: RrfReranker

Returns

RRFReranker

Methods

rerankHybrid()

rerankHybrid(
   query,
   vecResults,
   ftsResults): Promise<RecordBatch<any>>

Parameters

• query: string

• vecResults: RecordBatch<any>

• ftsResults: RecordBatch<any>

Returns

Promise<RecordBatch<any>>

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create()

static create(k): Promise<RRFReranker>

Parameters

• k: number = 60

Returns

Promise<RRFReranker>