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caret
2009 Jun 30
2
NaiveBayes fails with one input variable (caret and klarR packages)
...> mnX<-as.matrix (X);
> mnY<-as.matrix (Y);
> cY<-factor(mnY);
> d <- data.frame (cbind(mnX,cY));
> m<-NaiveBayes(cY~mnX, data=d);
> predict(m);
Error in as.vector(x, mode) : invalid argument 'mode'
> library(caret);
Loading required package: lattice
> mCaret<-train(mnX,cY,method="nb",trControl = trainControl(method = "cv", number = 10));
Loading required package: class
Fitting: usekernel=TRUE
Fitting: usekernel=FALSE
> predicted <- predict(mCaret, newdata=mnX);
Error in 1:nrow(newdata) : NA/NaN argument
>
We use caret t...