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FirstOrderSAGCostFunction.h
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31 
32 #ifndef FIRSTORDERSAGCOSTFUNCTION_H
33 #define FIRSTORDERSAGCOSTFUNCTION_H
34 #include <shogun/lib/config.h>
36 namespace shogun
37 {
72 {
73 public:
74 
79  virtual int32_t get_sample_size()=0;
80 
97 
112  virtual SGVector<float64_t> get_gradient()=0;
113 
120  virtual float64_t get_cost()=0;
121 };
122 
123 }
124 
125 #endif
The class is about a stochastic cost function for stochastic average minimizers.
The first order stochastic cost function base class.
virtual int32_t get_sample_size()=0
double float64_t
Definition: common.h:50
virtual SGVector< float64_t > get_gradient()=0
virtual float64_t get_cost()=0
virtual SGVector< float64_t > get_average_gradient()=0
all of classes and functions are contained in the shogun namespace
Definition: class_list.h:18

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