Iterate through datasets

Created: 2012-01-29 10:54:05

This is a dataset iteration workflow. It is a part of Experimentation workflow for recommender extension.

Loop FIles operator iterates through datasets from a specified directory using read aml operator. Only datasets specified with a proper regular expression are considered. Train and test data filenames must correspond e.g (train1.aml, test1.aml).

In each iteration Loop Files calles specified operator testing workflow with Execute subprocess operator.

Informations about training and testing data, performanse measures of a selected operator are stored as an Excel file.

For this workflow to work user should specify the path to the train/test datasets in the GenerateMacro operator.

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