How to join columns/append them ,Roc

So basically I am trying to visualize multiple roc curve on one window , but for doing this i have to join the columns and I do not have any idea how to do it…so from the aggregator I can connect it to a column filter for having the desired column and after?really hard to use a joiner or append it…can someone explain it?thanks.

Hi there @Rico91,

welcome to KNIME Community!

Use Column Appender node.


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