Class CLossFunction is the base class of all loss functions.
The class provides the loss for one example, first and second derivates of the loss function, (used very commonly) the square of the gradient and the importance-aware weight update for the function. (used mainly for VW)
Refer: Online Importance Weight Aware Updates, Nikos Karampatziakis, John Langford http://arxiv.org/abs/1011.1576
Definition at line 52 of file LossFunction.h.
List of all members.
Constructor & Destructor Documentation
Member Function Documentation
|virtual ELossType get_loss_type
|virtual const char* get_name
The documentation for this class was generated from the following file: