Decision Tree (Classification) with Weighted Samples
Автор: Karl Gardner
Загружено: 2023-08-25
Просмотров: 250
Описание:
This video describes how to use weighted samples with decision trees for classification tasks. The weighted impurity decrease is calculated from the Gini index of the parent, left child, and right child nodes. The example given for calculating the impurity decrease is a decision tree stump with left and right children.
References:
Elements of Statistical Programming: https://link.springer.com/book/10.1007/978...
DecisionTreeClassifier: https://scikit-learn.org/stable/modules/ge...
Stack Post: https://stackoverflow.com/questions/343896...
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