RetrieverModels

All registered RetrieverModel components in DashAI.

Name	Description
BM25Retriever	Sparse retriever using BM25 (Okapi) ranking for document retrieval.
DenseEmbeddingRetriever	Concrete dense retriever that accepts any :class:DenseEmbedding component.
MMRRerankerRetriever	Re-ranks retrieval results using Maximum Marginal Relevance for diversity.
ParallelRetriever	Queries multiple retrievers in parallel and merges their results.
SentenceTransformerCrossEncoderRetriever	Cross-encoder re-ranker powered by SentenceTransformer models.
SequentialRetriever	Queries multiple retrievers in sequence, re-ranking at each step.
TFIDFRetriever	Sparse retriever using TF-IDF vectorization for document retrieval.