HI, Andy,
Thanks so much for your reply!
IN the paper "Classification and regression by randomForest", the first
page, there is "the random forest estimate the the importance of a variable
by looking at how much prediction error increase when the variable is
permuted..."
IN the help document of
HI, Dear Andy,
I run the RandomFOrest in R, and get the following resutls in variable
importance:
What is the meaning of MeanDecreaseAccuracy and MeanDecreaseGini?
I found they are raw values, they are not scaled to 1, right?
Which column if most similar to the variable rel.influence in Boosti
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