Custom DoubleValuesSource to Read from Multiple Indexed DocValue Fields

2020-07-16 Thread Kevin Manuel
Hi, I'm trying to write a custom DoubleValuesSource for use with a FunctionScoreQuery instance. To generate the final score of a document I need to: 1) Read from three indexed docValue fields and 2) Use the score of the wrapped query passed in to the FunctionScoreQuery instance For example, a do

Re: ANN search current state

2020-07-16 Thread Ali Akhtar
I’m a bit of a layman in this area, but if we are talking about formats for vectors, I vote for the one used by FastAI word vectors. It’s pretty easy to work with. If we are talking about the same / similiar things, if not just ignore me 😀 On Thu, 16 Jul 2020 at 7:06 PM, Michael Sokolov wrote:

Re: ANN search current state

2020-07-16 Thread Michael Sokolov
We have some prototype implementations in the issues you found. If you want to try out the approaches in those issues, you could build Lucene from source and patch it, but there is no release containing KNN/vector support. We're still working to establish consensus on what the best way forward is.