The following node
https://www.knime.org/files/nodedetails/weka_classifiers_meta_MetaCost.html
does not exist anymore in the KNIME 3.2.1
I'm wondering whether CostSensitiveClassifier with M option setted to false is equivalent to MetaCost specified in Pedro Domingos: MetaCost: A general method for making classifiers cost-sensitive. In: Fifth International Conference on Knowledge Discovery and Data Mining, 155-164, 1999.