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The ABCs of semantic search in OpenSearch: Architectures, benchmarks, and combination strategies
Mar 30, 2023 • technical-post
In an earlier blog post, we described different ways of building a semantic search engine in OpenSearch. In this post, we'll dive further into the science behind it. We'll discuss...
Expanding k-NN with Lucene approximate nearest neighbor search
Mar 22, 2023 • technical-post
OpenSearch pioneered k-nearest neighbor (k-NN) within search engines in 2019, and developers have adopted it enthusiastically on sets of millions or even billions of vectors. OpenSearch continues to innovate in...