[R] importance measures Random Forest

From: Gonšalo Carrera <goncalo.carrera_at_gmail.com>
Date: Thu, 31 Jan 2008 19:51:23 +0000


Hi,

I'm using Random Forest e R enviorment (2.4.0) and i want to interprete "%IncMSE" and "IncNodePurity", what are the definitions and the formulas used
to obtain this to importance parameters? What is the more reliable importance
measure?

Thanks in advance

Gonšalo

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