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ema / @internals/db / LanceMemoryVectorSearcher

Class: LanceMemoryVectorSearcher ​

Defined in: packages/ema/src/db/lance.long_term_memory.ts:47

LanceDB-based implementation of LongTermMemorySearcher Uses vector search to find long term memories

Extends ​

Constructors ​

Constructor ​

ts
new LanceMemoryVectorSearcher(
   mongo, 
   lancedb, 
   embeddingEngine): LanceMemoryVectorSearcher;

Defined in: packages/ema/src/db/lance.long_term_memory.ts:57

Parameters ​

mongo ​

Mongo

lancedb ​

Connection

embeddingEngine ​

LongTermMemoryEmbeddingEngine = ...

Returns ​

LanceMemoryVectorSearcher

Overrides ​

MongoMemorySearchAdaptor.constructor

Properties ​

collections ​

ts
collections: string[];

Defined in: packages/ema/src/db/mongo.long_term_memory.ts:124

The collection names being accessed

Inherited from ​

MongoMemorySearchAdaptor.collections

Methods ​

createIndices() ​

ts
createIndices(): Promise<void>;

Defined in: packages/ema/src/db/lance.long_term_memory.ts:143

Creates the indices for the long term memory vector embedding collection

Returns ​

Promise<void>

Overrides ​

MongoMemorySearchAdaptor.createIndices

doSearch() ​

ts
doSearch(req): Promise<number[]>;

Defined in: packages/ema/src/db/lance.long_term_memory.ts:65

Searches for long term memories

Parameters ​

req ​

SearchLongTermMemoriesRequest

The request to search for long term memories

Returns ​

Promise<number[]>

Promise resolving to an array of long term memory IDs

Overrides ​

MongoMemorySearchAdaptor.doSearch

indexLongTermMemory() ​

ts
indexLongTermMemory(entity): Promise<void>;

Defined in: packages/ema/src/db/lance.long_term_memory.ts:111

Indexes a long term memory

Parameters ​

entity ​

LongTermMemoryEntity

The long term memory to index

Returns ​

Promise<void>

Promise resolving to void

Overrides ​

MongoMemorySearchAdaptor.indexLongTermMemory

searchLongTermMemories() ​

ts
searchLongTermMemories(req): Promise<LongTermMemoryEntity & CreatedField[]>;

Defined in: packages/ema/src/db/mongo.long_term_memory.ts:150

searches for long term memories

Parameters ​

req ​

SearchLongTermMemoriesRequest

The request to search for long term memories

Returns ​

Promise<LongTermMemoryEntity & CreatedField[]>

Promise resolving to an array of long term memory data

Inherited from ​

MongoMemorySearchAdaptor.searchLongTermMemories