[R] caret package

Dear all, I am using caret package to analyze a microarray dataset with feature selection using sbf(). My dataset is 3500 samples with 2200 genes, the outcome Y variable is a factor of 12 levels. I used the following script to run the feature selection: library(caret) ctrl <- sbfControl(functions

[R] Feature selection for multiclass classification

Hello everyone, can someone share a list of packages that can do feature selection for multiclass (more than binary) classification? I have large genomic datasets with thousands of genes that I'm trying to use for cancer type (>10) classification, I am wondering if there are any specific packages/m