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MulticlassSOLabels.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) 2013 Thoralf Klein
00008  * Written (W) 2012 Fernando José Iglesias García
00009  * Copyright (C) 2012 Fernando José Iglesias García
00010  */
00011 
00012 #ifndef _MULTICLASS_SO_LABELS__H__
00013 #define _MULTICLASS_SO_LABELS__H__
00014 
00015 #include <shogun/labels/StructuredLabels.h>
00016 #include <shogun/lib/SGVector.h>
00017 #include <shogun/lib/StructuredData.h>
00018 #include <shogun/lib/StructuredDataTypes.h>
00019 
00020 namespace shogun
00021 {
00022 
00023 class CStructuredLabels;
00024 class CMulticlassSOLabels;
00025 
00031 struct CRealNumber : public CStructuredData
00032 {
00034     STRUCTURED_DATA_TYPE(SDT_REAL);
00035 
00040     CRealNumber(float64_t val) : CStructuredData(), value(val) { }
00041 
00046     static CRealNumber* obtain_from_generic(CStructuredData* base_data)
00047     {
00048         if ( base_data->get_structured_data_type() == SDT_REAL )
00049             return (CRealNumber*) base_data;
00050         else
00051             SG_SERROR("base_data must be of dynamic type CRealNumber\n")
00052 
00053         return NULL;
00054     }
00055 
00057     virtual const char* get_name() const { return "RealNumber"; }
00058 
00060     float64_t value;
00061 };
00062 
00068 class CMulticlassSOLabels : public CStructuredLabels
00069 {
00070     public:
00072         CMulticlassSOLabels();
00073 
00078         CMulticlassSOLabels(int32_t num_labels);
00079 
00084         CMulticlassSOLabels(SGVector< float64_t > const src);
00085 
00087         virtual ~CMulticlassSOLabels();
00088 
00093         inline int32_t get_num_classes() { return m_num_classes; }
00094 
00103         virtual void add_label(CStructuredData* label);
00104 
00111         virtual CStructuredData* get_label(int32_t idx);
00112 
00123         virtual bool set_label(int32_t idx, CStructuredData* label);
00124 
00129         virtual int32_t get_num_labels() const;
00130 
00132         virtual const char* get_name() const { return "MulticlassSOLabels"; }
00133 
00134     private:
00135         void init();
00136 
00137     private:
00139         int32_t m_num_classes;
00140 
00141         SGVector< float64_t > m_labels_vector;
00142         int32_t m_num_labels_set;
00143 
00144 }; /* CMulticlassSOLabels */
00145 
00146 } /* namespace shogun */
00147 
00148 #endif /* _MULTICLASS_SO_LABELS__H__ */
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