[LUCENE-8952] Use a sort key instead of true distance in NearestNeighbors.

• Type: Improvement
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: 8.3
• Lucene Fields: New
• Assignee: Ignacio Vera
• Reporter: Julie Tibshirani
• Created: 14/Aug/19 19:22
• Updated: 28/Aug/22 15:50
• Resolved: 23/Aug/19 09:26

Description

The NearestNeighbors class contains a TODO to switch to SloppyMath.haversinSortKey when comparing candidate nearest neighbors. This change is not high priority, but could be a nice way to get more familiar with the kNN search implementation.

Issue Links

• links to: GitHub Pull Request #832