srowen commented on a change in pull request #32124:
URL: https://github.com/apache/spark/pull/32124#discussion_r614091715
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File path:
mllib/src/main/scala/org/apache/spark/ml/classification/LogisticRegression.scala
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@@ -982,14 +982,14 @@ class LogisticRegression @Since("1.2.0") (
val adapt = Array.ofDim[Double](numClasses)
BLAS.javaBLAS.dgemv("N", numClasses, numFeatures, 1.0,
initialSolution, numClasses, scaledMean, 1, 0.0, adapt, 1)
- BLAS.getBLAS(numFeatures).daxpy(numClasses, 1.0, adapt, 0, 1,
+ BLAS.javaBLAS.daxpy(numClasses, 1.0, adapt, 0, 1,
initialSolution, numClasses * numFeatures, 1)
} else {
- // orginal `initialCoefWithInterceptArray` is for problem:
+ // original `initialSolution` is for problem:
// y = f(w1 * x1 / std_x1, w2 * x2 / std_x2, ..., intercept)
// we should adjust it to the initial solution for problem:
// y = f(w1 * (x1 - avg_x1) / std_x1, w2 * (x2 - avg_x2) / std_x2,
..., intercept)
- val adapt = BLAS.getBLAS(numFeatures).ddot(numFeatures,
initialSolution, 1, scaledMean, 1)
+ val adapt = BLAS.javaBLAS.ddot(numFeatures, initialSolution, 1,
scaledMean, 1)
Review comment:
Is this true for all the instances below though? CC @luhenry who might
want to weigh in for consistency
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