59 virtual const char*
get_name()
const {
return "L2Penalty"; }
82 float64_t gradient_of_variable) {
return variable;}
virtual float64_t get_penalty(float64_t variable)
virtual float64_t get_penalty_gradient(float64_t variable, float64_t gradient_of_variable)
The base class for penalty/regularization used in minimization.
The class implements L2 penalty/regularization within the FirstOrderMinimizer framework.
all of classes and functions are contained in the shogun namespace
virtual const char * get_name() const