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HypothesisTest.h
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1 /*
2  * Copyright (c) The Shogun Machine Learning Toolbox
3  * Written (w) 2012-2013 Heiko Strathmann
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30 
31 #ifndef HYPOTHESIS_TEST_H_
32 #define HYPOTHESIS_TEST_H_
33 
34 #include <shogun/lib/config.h>
35 
36 #include <shogun/base/SGObject.h>
37 
38 namespace shogun
39 {
40 
43 {
48 };
49 
52 {
59 };
60 
78 class CHypothesisTest : public CSGObject
79 {
80 public:
83 
85  virtual ~CHypothesisTest();
86 
88  virtual float64_t compute_statistic()=0;
89 
100  virtual float64_t compute_p_value(float64_t statistic);
101 
111  virtual float64_t compute_threshold(float64_t alpha);
112 
128  virtual float64_t perform_test();
129 
142  bool perform_test(float64_t alpha);
143 
149  virtual SGVector<float64_t> sample_null()=0;
150 
155  virtual void set_num_null_samples(index_t num_null_samples);
156 
160  virtual void set_null_approximation_method(
161  ENullApproximationMethod null_approximation_method);
162 
164  virtual EStatisticType get_statistic_type() const=0;
165 
166  virtual const char* get_name() const=0;
167 
168 private:
170  void init();
171 
172 protected:
175 
178 };
179 
180 }
181 
182 #endif /* HYPOTHESIS_TEST_H_ */

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