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Switched loss counting variables from integers to doubles so they

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can count real valued loss values correctly.
This commit is contained in:
Davis King 2012-08-26 22:25:50 -04:00
parent 79547b61c5
commit 5e7513372b
1 changed files with 12 additions and 12 deletions
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24
dlib/svm/cross_validate_graph_labeling_trainer.h
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@ -44,10 +44,10 @@ namespace dlib
#endif #endif
std::vector<bool> temp; std::vector<bool> temp;
unsigned long num_pos_correct = 0; double num_pos_correct = 0;
unsigned long num_pos = 0; double num_pos = 0;
unsigned long num_neg_correct = 0; double num_neg_correct = 0;
unsigned long num_neg = 0; double num_neg = 0;
for (unsigned long i = 0; i < samples.size(); ++i) for (unsigned long i = 0; i < samples.size(); ++i)
{ {
@ -76,11 +76,11 @@ namespace dlib
matrix<double, 1, 2> res; matrix<double, 1, 2> res;
if (num_pos != 0) if (num_pos != 0)
res(0) = (double)num_pos_correct/(double)(num_pos); res(0) = num_pos_correct/num_pos;
else else
res(0) = 1; res(0) = 1;
if (num_neg != 0) if (num_neg != 0)
res(1) = (double)num_neg_correct/(double)(num_neg); res(1) = num_neg_correct/num_neg;
else else
res(1) = 1; res(1) = 1;
return res; return res;
@ -152,10 +152,10 @@ namespace dlib
long next_test_idx = 0; long next_test_idx = 0;
std::vector<bool> temp; std::vector<bool> temp;
unsigned long num_pos_correct = 0; double num_pos_correct = 0;
unsigned long num_pos = 0; double num_pos = 0;
unsigned long num_neg_correct = 0; double num_neg_correct = 0;
unsigned long num_neg = 0; double num_neg = 0;
graph_type gtemp; graph_type gtemp;
@ -224,11 +224,11 @@ namespace dlib
matrix<double, 1, 2> res; matrix<double, 1, 2> res;
if (num_pos != 0) if (num_pos != 0)
res(0) = (double)num_pos_correct/(double)(num_pos); res(0) = num_pos_correct/num_pos;
else else
res(0) = 1; res(0) = 1;
if (num_neg != 0) if (num_neg != 0)
res(1) = (double)num_neg_correct/(double)(num_neg); res(1) = num_neg_correct/num_neg;
else else
res(1) = 1; res(1) = 1;
return res; return res;