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If I recall, we expose the Cython class for the regression/classification regression from which you can inherit. It would require writing some Cython criteria and compile. However, we don't officially support custom criteria. |
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OK. Thank you for your help. |
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Hey @feiwuu638, You have to modify the |
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I want to build a causal tree instead of the traditional regression/classification tree in the study, and the causal tree require different criteria. I wonder whether and how I can pass a new criterion defined by myself to the 'criterion' parameter in DecisionTreeRegressor/DecisionTreeClassifier.
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