Class: VectorIndexRetriever

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

Implements

• BaseRetriever

Constructors

new VectorIndexRetriever()

new VectorIndexRetriever(__namedParameters): VectorIndexRetriever

Parameters

• __namedParameters: VectorIndexRetrieverOptions

Returns

VectorIndexRetriever

Defined in

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

Properties

index

index: VectorStoreIndex

Defined in

packages/llamaindex/src/indices/vectorStore/index.ts:390

---

serviceContext?

optional serviceContext: ServiceContext

Implementation of

BaseRetriever.serviceContext

Defined in

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

---

topK

topK: TopKMap

Defined in

packages/llamaindex/src/indices/vectorStore/index.ts:391

Accessors

similarityTopK

set similarityTopK(similarityTopK): void

@deprecated, pass topK in constructor instead

Parameters

• similarityTopK: number

Defined in

packages/llamaindex/src/indices/vectorStore/index.ts:407

Methods

buildNodeListFromQueryResult()

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

Parameters

• result: VectorStoreQueryResult

Returns

NodeWithScore<Metadata>[]

Defined in

packages/llamaindex/src/indices/vectorStore/index.ts:469

---

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:412

---

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:440