Yanbo Liang created SPARK-11912:
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Summary: ml.feature.PCA minor refactor
Key: SPARK-11912
URL: https://issues.apache.org/jira/browse/SPARK-11912
Project: Spark
Issue Type: Improvement
Components: ML
Reporter: Yanbo Liang
Priority: Minor
Like SPARK-11852, k is params and we should save it under metadata/ rather than
both under data/ and metadata/. We construct mllib.feature.PCAModel inside
transform.
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