SHOGUN  3.2.1
 All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Friends Macros Groups Pages
HypothesisTest.h
Go to the documentation of this file.
1 /*
2  * Copyright (c) The Shogun Machine Learning Toolbox
3  * Written (w) 2012-2013 Heiko Strathmann
4  * All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions are met:
8  *
9  * 1. Redistributions of source code must retain the above copyright notice, this
10  * list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright notice,
12  * this list of conditions and the following disclaimer in the documentation
13  * and/or other materials provided with the distribution.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
16  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
17  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
18  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
19  * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
20  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
21  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
22  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
24  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25  *
26  * The views and conclusions contained in the software and documentation are those
27  * of the authors and should not be interpreted as representing official policies,
28  * either expressed or implied, of the Shogun Development Team.
29  */
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 {
45 };
46 
49 {
56 };
57 
75 class CHypothesisTest : public CSGObject
76 {
77 public:
80 
82  virtual ~CHypothesisTest();
83 
85  virtual float64_t compute_statistic()=0;
86 
97  virtual float64_t compute_p_value(float64_t statistic);
98 
108  virtual float64_t compute_threshold(float64_t alpha);
109 
125  virtual float64_t perform_test();
126 
139  bool perform_test(float64_t alpha);
140 
146  virtual SGVector<float64_t> sample_null()=0;
147 
152  virtual void set_num_null_samples(index_t num_null_samples);
153 
157  virtual void set_null_approximation_method(
158  ENullApproximationMethod null_approximation_method);
159 
161  virtual EStatisticType get_statistic_type() const=0;
162 
163  virtual const char* get_name() const=0;
164 
165 private:
167  void init();
168 
169 protected:
172 
175 };
176 
177 }
178 
179 #endif /* HYPOTHESIS_TEST_H_ */

SHOGUN Machine Learning Toolbox - Documentation