Class: SummaryIndexLLMRetriever

LLM retriever for SummaryIndex which lets you select the most relevant chunks.

Implements

• BaseRetriever

Constructors

new SummaryIndexLLMRetriever()

new SummaryIndexLLMRetriever(index, choiceSelectPrompt?, choiceBatchSize?, formatNodeBatchFn?, parseChoiceSelectAnswerFn?, serviceContext?): SummaryIndexLLMRetriever

Parameters

• index: SummaryIndex

• choiceSelectPrompt?

• choiceBatchSize?: number= 10

• formatNodeBatchFn?: NodeFormatterFunction

• parseChoiceSelectAnswerFn?: ChoiceSelectParserFunction

• serviceContext?: ServiceContext

Returns

SummaryIndexLLMRetriever

Source

packages/core/src/indices/summary/index.ts:321

Properties

choiceBatchSize

choiceBatchSize: number

Source

packages/core/src/indices/summary/index.ts:315

---

choiceSelectPrompt()

choiceSelectPrompt: (__namedParameters) => string

Parameters

• __namedParameters

• __namedParameters.context: undefined | string= ""

• __namedParameters.query: undefined | string= ""

Returns

string

Source

packages/core/src/indices/summary/index.ts:314

---

formatNodeBatchFn

formatNodeBatchFn: NodeFormatterFunction

Source

packages/core/src/indices/summary/index.ts:316

---

index

index: SummaryIndex

Source

packages/core/src/indices/summary/index.ts:313

---

parseChoiceSelectAnswerFn

parseChoiceSelectAnswerFn: ChoiceSelectParserFunction

Source

packages/core/src/indices/summary/index.ts:317

---

serviceContext?

optional serviceContext: ServiceContext

Implementation of

BaseRetriever . serviceContext

Source

packages/core/src/indices/summary/index.ts:318

Methods

retrieve()

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

Parameters

• __namedParameters: RetrieveParams

Returns

Promise <NodeWithScore <Metadata>[]>

Implementation of

BaseRetriever . retrieve

Source

packages/core/src/indices/summary/index.ts:338