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Posted to issues@hivemall.apache.org by "Makoto Yui (JIRA)" <ji...@apache.org> on 2019/05/28 04:56:00 UTC

[jira] [Created] (HIVEMALL-256) Add documentation about oversampling and downsampling

Makoto Yui created HIVEMALL-256:
-----------------------------------

             Summary: Add documentation about oversampling and downsampling
                 Key: HIVEMALL-256
                 URL: https://issues.apache.org/jira/browse/HIVEMALL-256
             Project: Hivemall
          Issue Type: Task
            Reporter: Makoto Yui
            Assignee: Makoto Yui


Add documentation about oversampling and downsampling as used in

[https://github.com/treasure-data/workflow-examples/blob/master/machine-learning/ctr-prediction/queries/logress_train.sql#L10]

and calibration scheme of predicted values

[https://github.com/treasure-data/workflow-examples/blob/master/machine-learning/ctr-prediction/queries/logress_predict.sql#L24]



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