[FLINK-29843] Euclidean Distance Measure generates NAN distance values

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: ml-2.1.0
• Fix Version/s: ml-2.2.0
• Component/s: Library / Machine Learning
• Labels: pull-request-available
• Assignee: Yunfeng Zhou
• Reporter: Yunfeng Zhou
• Created: 02/Nov/22 04:17
• Updated: 10/Jan/23 05:17
• Resolved: 02/Nov/22 07:07

Description

Currently Flink ML's `EuclideanDistanceMeasure.distance(...)` method might return a negative value as the distance between two vectors given the calculation accuracy of java doubles. This bug should be fixed to guarantee that the distance is a non-negative value.

Issue Links

• links to: GitHub Pull Request #170