SHOGUN  3.2.1
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ECOCOVOEncoder.cpp
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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) 2012 Chiyuan Zhang
8  * Copyright (C) 2012 Chiyuan Zhang
9  */
10 
12 
13 using namespace shogun;
14 
16 {
17  SGMatrix<int32_t> code_book(num_classes*(num_classes-1)/2, num_classes, true);
18  code_book.zero();
19  int32_t k=0;
20  for (int32_t i=0; i < num_classes; ++i)
21  {
22  for (int32_t j=i+1; j < num_classes; ++j)
23  {
24  code_book(k, i) = 1;
25  code_book(k, j) = -1;
26  k++;
27  }
28  }
29 
30  return code_book;
31 }
32 

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