[SPARK-8151] Pipeline components should correctly implement copy

• Type: Bug
• Status: Closed
• Priority: Blocker
• Resolution: Fixed
• Affects Version/s: 1.4.0
• Fix Version/s: 1.4.1, 1.5.0
• Component/s: ML
• Target Version/s: 1.4.1, 1.5.0
• Assignee: Xiangrui Meng
• Reporter: Xiangrui Meng
• Created: 07/Jun/15 23:31
• Updated: 19/Jun/15 17:06
• Resolved: 19/Jun/15 17:06

Description

Some pipeline components (models and meta-algorithms) should correctly implement copy in order to work properly in pipeline fitting.

Issue Links

• contains: SPARK-8087 PipelineModel.copy didn't copy the stages
• contains: SPARK-8123 Bucketizer must implement copy
• contains: SPARK-8150 IDFModel must implement copy
• links to: [Github] Pull Request #6622 (mengxr)