Defines cost functions used for optimization.
Unlike Loss Functions, cost functions are defined on a set of points.
| Classes | |
| class | shark::AbstractCost< LabelT, OutputT > | 
| Cost function interface.  More... | |
| class | shark::NegativeAUC< LabelType, OutputType > | 
| Negative area under the curve.  More... | |
| class | shark::NegativeWilcoxonMannWhitneyStatistic< LabelType, OutputType > | 
| Negative Wilcoxon-Mann-Whitney statistic.  More... | |