In CART algorithm ,when d we use gini index and gini gain?

Vishnu Priya Madabhushi @Vishnu_Priya_Madabhushi

03 March 2018 0 9K Report

I understood that in case of gini index,we try to minimize and take that value for splitting and in ginigain ,the one that gives maximum value for splitting,am I right?But when do we use gini index and ginigain?

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