navneet1v commented on issue #14341:
URL: https://github.com/apache/lucene/issues/14341#issuecomment-2727640413

   > What you primarily want in the referenced GH issue is the ability to 
filter on more metadata during traversal vs doing a pre filter on the candidate 
documents themselves. As Adrien pointed out, this is better solved with more 
efficient filtering approaches (I wonder if the recent work on ACORN would 
help?)
   > 
   > This issue is more towards the niche use cases where multiple graphs for a 
given segment would work. Multi threaded queries and disjoint cluster 
representation seem to be the immediate choices.
   
   So what I have been thinking here is if at a segment level we add a 
capability of having multiple graphs and make the process of generating those 
graphs generic will solve the problem I mentioned in github issue. See overall, 
how you split your docs into multiple clusters can be a choice for the user who 
is configuring the codec. If user wants to use k-Means algo to do clustering 
then it can use it, but if there are lets say other parameters in the document 
then that can be used for clustering/building different HNSW graphs. 


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