Fanoid opened a new pull request, #252:
URL: https://github.com/apache/flink-ml/pull/252
## What is the purpose of the change
Right now, BinaryClassificationEvaluator gives wrong areaUnderROC (auROC)
and areaUnderPRC (auPRC) values when a weight column provided. This PR provides
fix for their calculation.
## Brief change log
- Correct the expected values in the weighted case in
BinaryClassificationEvaluatorTest.
- Correct the calculation of weighted auROC and auPRC.
## Does this pull request potentially affect one of the following parts:
- Dependencies (does it add or upgrade a dependency): (yes / no) no
- The public API, i.e., is any changed class annotated with
`@Public(Evolving)`: (yes / no) no
## Documentation
- Does this pull request introduce a new feature? (yes / no) no
- If yes, how is the feature documented? (not applicable / docs / JavaDocs
/ not documented) not applicable
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