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Results tagged with r
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user 17142
Use this tag for any *on-topic* question that (a) involves `R` either as a critical part of the question or expected answer, & (b) is not *just* about how to use `R`.
6
votes
1
answer
10k
views
Do categorical variables have to be dummy coded in SVM?
I am using R with the packages kernlab / caret and doing some analysis with SVM (ksvm).
I am using a Radial Based kernel for classification. … I have a few categorical variables which are set as factors in R, so they are internally represented as distinct integers. …
- 511
35
votes
3
answers
53k
views
In caret what is the real difference between cv and repeatedcv?
This is similar to question Caret re-sampling methods, although that really never answered this part of the question in an agreed upon way.
caret's train function offers cv and repeatedcv. What is t …
- 511