WeichenXu123 commented on issue #27374: [SPARK-30659][ML][PYSPARK] LogisticRegression blockify input vectors URL: https://github.com/apache/spark/pull/27374#issuecomment-582788588 @zhengruifeng Thanks! Also note your ongoing PR blockify GMM https://github.com/apache/spark/pull/27473 which do similar thing should also suspend for now. We have found java-BLAS introduce significant JNI overhead and in some scenario introduce regression.
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