Apache lucene spell check language9/19/2023 ![]() ![]() It is also several times faster sorting on points-indexed fields. Release 9.0 offers up to 400% faster taxonomy faceting, with 10-15% faster indexing of multi-dimensional points. There are significant performance improvements as well. There is also new normalization/stemming for Swedish and Norwegian Optimizations. Release 9.0 offers Snowball 2, adding Hindi, Indonesian, Nepali, Serbian, Tamil, and Yiddish stemmers. There is even an IME-friendly autosuggest for Japanese. The release also includes new Analyzers for Serbian, Nepali, and Tamil languages. The indexing uses the Hierarchical Navigable Small World graph algorithm. There is now support for indexing high-dimensionality numeric vectors to perform nearest-neighbor search. The hope is that this will help to enable work with the Java module system somewhere along the line. For example, it is the first release to provide JARs with automatically generated module names. ![]() Lucene 9.0 explores ways of supporting new usage scenarios and Java features. New scenarios and languages supported, with performance boosts It is a technology suitable for nearly any application that requires structured search, full-text search, faceting, nearest-neighbor search across high-dimensionality vectors, spell correction or query suggestions. Apache Lucene is a high-performance, full-featured search engine library written entirely in Java. The Lucene Project Management Committee (PMC) has announced the release of Apache Lucene 9.0.0. This latest release contains “numerous bug fixes, optimizations, and improvements.” ![]()
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