Github user myui commented on a diff in the pull request: https://github.com/apache/incubator-hivemall/pull/149#discussion_r191298514 --- Diff: core/src/main/java/hivemall/fm/FactorizationMachineUDTF.java --- @@ -379,23 +379,28 @@ protected void checkInputVector(@Nonnull final Feature[] x) throws HiveException _model.check(x); } + protected void processValidationSample(@Nonnull final Feature[] x, final double y) + throws HiveException { + if (_adaptiveRegularization) { + trainLambda(x, y); // adaptive regularization --- End diff -- `FFM fully ignores adaptive regularization option` is expected behavior. Not tested AdaptiveRegularization with FFM and/or FTRL.
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