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StructuredAccuracy.h
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00001 /*
00002  * This program is free software; you can redistribute it and/or modify
00003  * it under the terms of the GNU General Public License as published by
00004  * the Free Software Foundation; either version 3 of the License, or
00005  * (at your option) any later version.
00006  *
00007  * Written (W) 2012 Fernando José Iglesias García
00008  * Copyright (C) 2012 Fernando José Iglesias García
00009  */
00010 
00011 #ifndef __STRUCTURED_ACCURACY_H__
00012 #define __STRUCTURED_ACCURACY_H__
00013 
00014 #include <shogun/evaluation/Evaluation.h>
00015 #include <shogun/labels/StructuredLabels.h>
00016 
00017 namespace shogun
00018 {
00019 
00023 class CStructuredAccuracy : public CEvaluation
00024 {
00025     public:
00027         CStructuredAccuracy();
00028 
00030         virtual ~CStructuredAccuracy();
00031 
00039         virtual float64_t evaluate(CLabels* predicted, CLabels* ground_truth);
00040 
00049         static SGMatrix<int32_t> get_confusion_matrix(CLabels* predicted, CLabels* ground_truth);
00050 
00055         inline EEvaluationDirection get_evaluation_direction() const
00056         {
00057             return ED_MAXIMIZE;
00058         }
00059 
00061         virtual const char* get_name() const { return "StructuredAccuracy"; }
00062 
00063     private:
00071         float64_t evaluate_real(CStructuredLabels* predicted, CStructuredLabels* ground_truth);
00072 
00080         float64_t evaluate_sequence(CStructuredLabels* predicted, CStructuredLabels* ground_truth);
00081 
00082 }; /* class CStructuredAccuracy*/
00083 
00084 } /* namespace shogun */
00085 
00086 #endif /* __STRUCTURED_ACCURACY_H__ */
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