| grpl.model-class {grplasso} | R Documentation |
Objects of class "grpl.model" define link function, negative log-likelihood and corresponding gradient and Hessian for the model to be used in a Group Lasso problem.
Objects can be created by calls of the form grpl.model(...)
invlinketa
implementing the inverse link function.nlogliky, mu and
weights implementing the negative
log-likelihood function.ngradientx, y,
mu and weights
implementing the negative gradient of the log-likelihood function.nhessianx, mu and
weights implementing the negative hessian of the
log-likelihood function.checky to check
whether the response has the correct format.namecommentLogReg()