Awesome, thanks Michael! Mike McCandless
http://blog.mikemccandless.com On Mon, May 24, 2021 at 2:57 PM Michael Wechner <michael.wech...@wyona.com> wrote: > Hi Michael > > Thanks very much for your feedback! > > I have added a FAQ > > > https://cwiki.apache.org/confluence/display/LUCENE/LuceneFAQ#LuceneFAQ-DoesLucenesupportANN/kNNsearch > ? > > and will update it when there will be more information available. > > Thanks > > Michael > > Am 24.05.21 um 16:00 schrieb Michael McCandless: > > Hi Michael, > > I'll let others closer to the ongoing vectors developments answer with > more technical detail, but one high level answer: > > The new ANN/kNN feature is not yet released! It will be in Lucene 9.0.0, > when that is released (maybe soonish -- there is a running thread about > remaining 9.0 blockers <https://markmail.org/thread/sga3dzbymnn5qdx4>). > This is a major new feature, requiring a new Codec component, and will not > be backported to Lucene 8.x. > > Also, we already benchmark indexing/searching of vectors every night in > Lucene's > nightly benchmarks <https://home.apache.org/~mikemccand/lucenebench/> (hmm, > they haven't run for the past few nights ... I'll try to fix). > > Mike McCandless > > http://blog.mikemccandless.com > > > On Sun, May 23, 2021 at 7:39 AM Michael Wechner <michael.wech...@wyona.com> > wrote: > >> Hi >> >> If I understand correctly the source version of Lucene contains an HNSW >> implementation for k-nn search >> >> https://issues.apache.org/jira/browse/LUCENE-9004 >> >> and another algorithm based on coarse quantization is in development >> >> https://issues.apache.org/jira/browse/LUCENE-9322 >> >> Also there are various efforts to benchmark the Lucene HNSW >> implementation according to https://github.com/erikbern/ann-benchmarks >> >> https://www.mail-archive.com/issues@lucene.apache.org/msg42711.html >> https://github.com/jtibshirani/lucene/pull/1 >> >> and >> >> https://github.com/alexklibisz/ann-benchmarks-lucene >> >> But what is not so clear to me is what is the current status of these >> developments and what are the next steps planned? >> >> Thanks >> >> Michael >> >> >> >> --------------------------------------------------------------------- >> To unsubscribe, e-mail: dev-unsubscr...@lucene.apache.org >> For additional commands, e-mail: dev-h...@lucene.apache.org >> >> >
