Providing a reproducible example and the results of `sessionInfo` will help
get your question answered. For example, did you use the formula or
non-formula interface to `train` and so on
On Thu, Nov 5, 2015 at 1:10 PM, Bert Gunter wrote:
> I am not familiar with caret/Cubist, but assuming they
I am not familiar with caret/Cubist, but assuming they follow the
usual R procedures that encode categorical factors for conditional
fitting, you need to do some homework on your own by reading up on the
use of contrasts in regression.
See ?factor and ?contrasts (and other linked Help as necessary
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