- 8.4 Elasticsearch 8.4 から利用可能な従来の検索機能と近似近傍探索を組み合わせたハイブリッド検索を試す | 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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