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00011 #include <shogun/multiclass/ecoc/ECOCOVOEncoder.h>
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00013 using namespace shogun;
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00015 SGMatrix<int32_t> CECOCOVOEncoder::create_codebook(int32_t num_classes)
00016 {
00017 SGMatrix<int32_t> code_book(num_classes*(num_classes-1)/2, num_classes, true);
00018 code_book.zero();
00019 int32_t k=0;
00020 for (int32_t i=0; i < num_classes; ++i)
00021 {
00022 for (int32_t j=i+1; j < num_classes; ++j)
00023 {
00024 code_book(k, i) = 1;
00025 code_book(k, j) = -1;
00026 k++;
00027 }
00028 }
00029
00030 return code_book;
00031 }
00032