If you are using RapidMiner and want to filter you data based on certain values of a attribute or variable, this is the way to do it:
1. Select the “filter examples” operator.
2. Put it between your data and the end result node.
3. Choose the condition class “attribute_value_filter” and fill in the parameter string field like:
<attribute_name>=<value> (i.e. Region=USA).
You can also stack values with “|” or “OR” statements like
Finally, please note that it is case sensitive and that spaces are allowed.
That’s it! Hope this tutorial helped you to filter data in RapidMiner based on variable values.