- 8.4 Try hybrid search that combines traditional search capabilities with approximate neighborhood search available from Elasticsearch 8.4 | Shunya Ueta
- 8.8 Elastic Learned Sparse Encoder
- Introducing Elastic Learned Sparse Encoder: Elastic’s AI model for semantic search | Elastic Blog
- SPLADE (Sparse Encoder)
- ELSER (Elastic Learned Sparse EncodeR)
- 8.9 Elastic Search 8.9: Combine vector, keyword, and semantic retrieval with hybrid search | Elastic Blog
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Hybrid search with Reciprocal Rank Fusion (RRF) combines multiple search techniques for better results
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