Articles
Vector SearchLucene
•Adding passage vector search to Lucene
Discover how we added passage vectors to Apache Lucene, the benefits of doing so, and how existing Lucene structures were used to create an efficient retrieval experience.
Vector SearchGenerative AI
•Making Elasticsearch and Lucene the best vector database: up to 8x faster and 32x efficient
Recent features bring significant performance gains to Elasticsearch and Lucene vector database.
ML Research
•Scalar Quantization Optimized for Vector Databases
Optimizing scalar quantization for the vector database use case allows us to achieve significantly better performance for the same retrieval quality at high compression ratios.
LuceneML Research
•Int4: More Scalar Quantization in Lucene
Optimizing scalar quantization in Lucene and adding int4 support.
Vector SearchHow To
•Introducing kNN query, an expert way to do kNN search
How kNN query can be used and how it is different from top level kNN search
Lucene
•Bringing Maximum-Inner-Product into Lucene
How we brought maximum-inner-product into Lucene
LuceneML Research
•Scalar quantization 101
What is scalar quantization and how does it work?
LuceneML Research
•Introducing Scalar Quantization in Lucene
How did we introduce scalar quantization into Lucene