search for: mcrestim

Hello, I'm currently using MCRestimate package and I have a question regarding the MCRestimate function. Here is my code: NestedCV.rf<-MCRestimate(eset, "Class", classificatin.fun="RF.wrap", variableSel.fun="varSel.highest.var", poss.parameters= list(var.numbers=c(100), mtry=c(10,50), cross.outer=10...

Hello all, I would like to perform SVM-RFE (Guyon et al. 2002) in R and have only found one implementation of this algorithm. The function belongs to the MCRestimate package but when I try to use it I encounter a problem - the function appears to be missing a required package or other function that I simply cannot find available anywhere. Here is my session info followed by a simple example with the error message I receive when using the function varSel.svm...

Hi, Does anyone know why the package MCRestimate is not part of the BioConductor 2.2 anymore? I am looking for package doing support vector machine analyses including (i) variable/feature selection and (ii) parameter tuning in one learning period. Many thanks, Stefan --