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MatrixOperator.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) 2013 Soumyajit De
8  */
9 
10 #ifndef MATRIX_OPERATOR_H_
11 #define MATRIX_OPERATOR_H_
12 
13 #include <shogun/lib/config.h>
15 
16 namespace shogun
17 {
18 
26 template<class T> class CMatrixOperator : public CLinearOperator<SGVector<T>, SGVector<T> >
27 {
28 public:
31  : CLinearOperator<SGVector<T>, SGVector<T> >()
32  {
33  }
34 
41  : CLinearOperator<SGVector<T>, SGVector<T> >(dimension)
42  {
43  }
44 
47  {
48  }
49 
56  virtual SGVector<T> apply(SGVector<T> b) const = 0;
57 
63  virtual void set_diagonal(SGVector<T> diag) = 0;
64 
70  virtual SGVector<T> get_diagonal() const = 0;
71 
73  virtual const char* get_name() const
74  {
75  return "MatrixOperator";
76  }
77 
78 };
79 }
80 
81 #endif // MATRIX_OPERATOR_H_

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