benwtrent commented on code in PR #14836:
URL: https://github.com/apache/lucene/pull/14836#discussion_r2161790605
##########
lucene/core/src/java/org/apache/lucene/util/hnsw/HnswGraphSearcher.java:
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@@ -41,6 +41,16 @@ public class HnswGraphSearcher extends
AbstractHnswGraphSearcher {
protected BitSet visited;
+ public static int expectedVisitedNodes(int k, int graphSize) {
+ return (int) (Math.log(graphSize) * k);
+ }
+
+ static BitSet createBitSet(int k, int graphSize) {
+ return expectedVisitedNodes(k, graphSize) < (graphSize >>> 7) ?
Review Comment:
yeah, I will add some java docs. The `>>> 7` is a standard thing elsewhere
and I will link it.
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