[SPARK-3396][MLLIB] Use SquaredL2Updater in LogisticRegressionWithSGD #2398
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SimpleUpdater ignores the regularizer, which leads to an unregularized LogReg. To enable the common L2 regularizer (and the corresponding regularization parameter) for logistic regression the SquaredL2Updater has to be used in SGD (see, e.g., [SVMWithSGD])
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QA tests have started for PR 2398 at commit
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QA tests have finished for PR 2398 at commit
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Contributor
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LGTM. Merged into master. Thanks! |
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SimpleUpdater ignores the regularizer, which leads to an unregularized
LogReg. To enable the common L2 regularizer (and the corresponding
regularization parameter) for logistic regression the SquaredL2Updater
has to be used in SGD (see, e.g., [SVMWithSGD])