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‘Variable Importance Plot’ and Variable Selection
Classification trees are nice. They provide an interesting alternative to a logistic regression. I started to include them in my courses maybe 7 or 8 years ago. The question is nice (how to get an...
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Variable Importance with Correlated Features
Variable importance graphs are great tool to see, in a model, which variables are interesting. Since we usually use it with random forests, it looks like it is works well with (very) large datasets....
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