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Class: VectorIndexRetriever

Retrievers retrieve the nodes that most closely match our query in similarity.

Implements​

Constructors​

new VectorIndexRetriever()​

new VectorIndexRetriever(__namedParameters): VectorIndexRetriever

Parameters​

• __namedParameters: VectorIndexRetrieverOptions

Returns​

VectorIndexRetriever

Defined in​

packages/llamaindex/src/indices/vectorStore/index.ts:397

Properties​

index​

index: VectorStoreIndex

Defined in​

packages/llamaindex/src/indices/vectorStore/index.ts:392

serviceContext?​

optional serviceContext: ServiceContext

Implementation of​

BaseRetriever.serviceContext

Defined in​

packages/llamaindex/src/indices/vectorStore/index.ts:395

topK​

topK: TopKMap

Defined in​

packages/llamaindex/src/indices/vectorStore/index.ts:393

Accessors​

similarityTopK​

set similarityTopK(similarityTopK): void

@deprecated, pass similarityTopK or topK in constructor instead or directly modify topK

Parameters​

• similarityTopK: number

Defined in​

packages/llamaindex/src/indices/vectorStore/index.ts:409

Methods​

buildNodeListFromQueryResult()​

protected buildNodeListFromQueryResult(result): NodeWithScore<Metadata>[]

Parameters​

• result: VectorStoreQueryResult

Returns​

NodeWithScore<Metadata>[]

Defined in​

packages/llamaindex/src/indices/vectorStore/index.ts:471

retrieve()​

retrieve(__namedParameters): Promise<NodeWithScore<Metadata>[]>

Parameters​

• __namedParameters: RetrieveParams

Returns​

Promise<NodeWithScore<Metadata>[]>

Implementation of​

BaseRetriever.retrieve

Defined in​

packages/llamaindex/src/indices/vectorStore/index.ts:414

retrieveQuery()​

protected retrieveQuery(query, type, vectorStore, preFilters?): Promise<NodeWithScore<Metadata>[]>

Parameters​

• query: MessageContent

• type: ModalityType

• vectorStore: VectorStore

• preFilters?: MetadataFilters

Returns​

Promise<NodeWithScore<Metadata>[]>

Defined in​

packages/llamaindex/src/indices/vectorStore/index.ts:442