[SPARK-9137] Unified label verification for Classifier

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Incomplete
• Component/s: ML
• Labels: bulk-closed
• Assignee: Yanbo Liang
• Reporter: Yanbo Liang
• Created: 17/Jul/15 16:47
• Updated: 21/May/19 04:36
• Resolved: 21/May/19 04:36

Description

We should to check label valid before training model for ml.classification such as LogisticRegression, NaiveBayes, etc. We can make this check at extractLabeledPoints. Some models do this check during training step at present and we need to unified them.