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DistanceMachine.h
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1 /*
2  * This program is free software; you can redistribute it and/or modify
3  * it under the terms of the GNU General Public License as published by
4  * the Free Software Foundation; either version 3 of the License, or
5  * (at your option) any later version.
6  *
7  * Written (W) 2006-2009 Christian Gehl
8  * Written (W) 2006-2009 Soeren Sonnenburg
9  * Copyright (C) 1999-2009 Fraunhofer Institute FIRST and Max-Planck-Society
10  */
11 
12 #ifndef _DISTANCE_MACHINE_H__
13 #define _DISTANCE_MACHINE_H__
14 
15 #include <shogun/lib/config.h>
16 
17 #include <shogun/lib/common.h>
18 #include <shogun/machine/Machine.h>
19 
20 
21 namespace shogun
22 {
23  class CDistance;
24  class CFeatures;
25  class CMulticlassLabels;
26 
31 class CDistanceMachine : public CMachine
32 {
33  public:
36 
38  virtual ~CDistanceMachine();
39 
44  void set_distance(CDistance* d);
45 
50  CDistance* get_distance() const;
51 
61  void distances_lhs(float64_t* result,int32_t idx_a1,int32_t idx_a2,int32_t idx_b);
62 
72  void distances_rhs(float64_t* result,int32_t idx_b1,int32_t idx_b2,int32_t idx_a);
73 
79  virtual const char* get_name() const { return "DistanceMachine"; }
80 
88  virtual CMulticlassLabels* apply_multiclass(CFeatures* data=NULL);
89 
97  virtual float64_t apply_one(int32_t num);
98 
99  protected:
109  virtual void store_model_features();
110 
116  static void* run_distance_thread_lhs(void* p);
117 
123  static void* run_distance_thread_rhs(void* p);
124 
125  private:
126  void init();
127 
128  protected:
131 };
132 }
133 #endif

SHOGUN Machine Learning Toolbox - Documentation