ClusteringEvaluation.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 Chiyuan Zhang
00008  * Copyright (C) 2012 Chiyuan Zhang
00009  */
00010 
00011 #ifndef __CLUSTERINGEVALUATION_H__
00012 #define __CLUSTERINGEVALUATION_H__
00013 
00014 #include <vector>
00015 
00016 #include <shogun/evaluation/Evaluation.h>
00017 #include <shogun/labels/Labels.h>
00018 
00019 namespace shogun
00020 {
00021 
00024 class CClusteringEvaluation: public CEvaluation
00025 {
00026 public:
00028     CClusteringEvaluation(): CEvaluation() {}
00029 
00031     virtual ~CClusteringEvaluation() {}
00032 
00040     void best_map(CLabels* predicted, CLabels* ground_truth);
00041 
00047     virtual float64_t evaluate(CLabels* predicted, CLabels* ground_truth) = 0;
00048 protected:
00058     int32_t find_match_count(SGVector<int32_t> l1, int32_t m1, SGVector<int32_t> l2, int32_t m2);
00059 
00063     int32_t find_mismatch_count(SGVector<int32_t> l1, int32_t m1, SGVector<int32_t> l2, int32_t m2);
00064 };
00065 
00066 } // namespace shogun
00067 
00068 #endif /* end of include guard: __CLUSTERINGEVALUATION_H__ */
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