[SPARK-21388] GBT inherit from HasStepSize & LInearSVC/Binarizer from HasThreshold

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.2.1
• Fix Version/s: 2.3.0
• Component/s: ML, PySpark
• Assignee: Ruifeng Zheng
• Reporter: Ruifeng Zheng
• Created: 12/Jul/17 13:28
• Updated: 01/Aug/17 13:36
• Resolved: 01/Aug/17 13:36

Description

make GBTs inherit from HasStepSize and LInearSVC/Binarizer inherit from HasThreshold

The desc for param StepSize of GBTs in Pydoc is wrong, so I also override it in the python side.

Issue Links

• links to: [Github] Pull Request #18612 (zhengruifeng)