grpreg-internal {grpreg} | R Documentation |
Internal grpreg functions
calcL(Data,beta) formatData(Data) formatPar(Data,par) criteria.grpreg(fit,method="BIC",df) unstandardize(beta,Data)
These are not intended for use by users. calcL
calculates the loss function of a model given a formatted Data object
and a vector of coefficients beta. formatData
formats the
user-supplied data in the form required internally; formatPar
does the same with control parameters. criteria.grpreg
calculates the AIC, BIC, and GCV information criteria.
unstandardize
returns standardized coefficients to their
original scale.
Patrick Breheny <patrick-breheny@uiowa.edu>