[SPARK-4355] OnlineSummarizer doesn't merge mean correctly

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.0.2, 1.1.1, 1.2.0
• Fix Version/s: 1.0.3, 1.1.1, 1.2.0
• Component/s: MLlib
• Labels: backport-needed
• Target Version/s: 1.0.3, 1.1.1, 1.2.0
• Assignee: Xiangrui Meng
• Reporter: Xiangrui Meng
• Created: 12/Nov/14 05:05
• Updated: 09/Mar/15 18:45
• Resolved: 09/Mar/15 18:45

Description

It happens when the mean on one side is zero. I will send an PR with some code clean-up.

Issue Links

• links to: [Github] Pull Request #3220 (mengxr)
• links to: [Github] Pull Request #3251 (mengxr)
• links to: [Github] Pull Request #3850 (mengxr)