| customizedGlmnet | fit glmnet using customized training | 
| cv.customizedGlmnet | cross validation for customizedGlmnet | 
| nonzero | return selected variables | 
| nonzero.customizedGlmnet | return selected variables from a 'customizedGlmnet' object | 
| nonzero.singleton | return selected variables from a 'singleton' object | 
| plot.customizedGlmnet | visualize variables selected in each customized training subset | 
| plot.cv.customizedGlmnet | visualize variables selected in each customized training subset, from a cross-validated model | 
| predict.customizedGlmnet | make predictions from a 'customizedGlmnet' object | 
| predict.cv.customizedGlmnet | make predictions from a 'cv.customizedGlmnet' object | 
| predict.singleton | make predictions from a "singleton" object | 
| print.customizedGlmnet | print the summary of a fitted 'customizedGlmnet' object | 
| print.cv.customizedGlmnet | print a "cv.customizedGlmnet" object | 
| Vowel | Vowel Recognition |