Re: [R] gbm package: relationship between interaction.depth and number of features?

2009-07-31 Thread Patrick Connolly
On Thu, 30-Jul-2009 at 12:36AM +0400, Boris Yangel wrote: | Hello. I'm currently stuck with the same what does interaction.depth really | mean stuff. Did you find out what the right answer is? | I stand to be corrected, but I think it is one fewer than the number of leaves in the final tree.

Re: [R] gbm package: relationship between interaction.depth and number of features?

2009-07-29 Thread Boris Yangel
Hello. I'm currently stuck with the same what does interaction.depth really mean stuff. Did you find out what the right answer is? Best regards, Boris Yangel. [[alternative HTML version deleted]] __ R-help@r-project.org mailing list

[R] gbm package: relationship between interaction.depth and number of features?

2009-02-01 Thread Tim Converse
I'm puzzled by the interaction.depth argument to the gbm() function, and whether it specifies just the tree depth, or also (implicitly) the number of distinct features used in splits. From some version of the documentation I have: interaction.depth The maximum depth of variable interactions.