[SOLR-10731] Add knn Streaming Expression

• Type: New Feature
• Status: Resolved
• Priority: Major
• Resolution: Resolved
• Fix Version/s: 6.7, 7.0
• Assignee: Joel Bernstein
• Reporter: Joel Bernstein
• Created: 23/May/17 00:49
• Updated: 08/Oct/19 14:51
• Resolved: 06/Jun/17 00:13

Description

The knn Streaming Expression will use the MLTQueryParser to return the
k nearest neighbors for a document. This will support knn classification and regression use cases.

Syntax:

knn(collection, id="doc1", k="10", ...)

Issue Links

• is related to: SOLR-10651 Streaming Expressions statistical functions library