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fix

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tqchen 2015-04-06 09:00:27 -07:00
parent 3cc48d6707
commit 421f5c6570
1 changed files with 3 additions and 0 deletions
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src/learner/evaluation-inl.hpp
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@ -119,6 +119,9 @@ struct EvalMClassBase : public IEvaluator {
utils::Check(preds.size() % info.labels.size() == 0, utils::Check(preds.size() % info.labels.size() == 0,
"label and prediction size not match"); "label and prediction size not match");
const size_t nclass = preds.size() / info.labels.size(); const size_t nclass = preds.size() / info.labels.size();
utils::Check(nclass > 1,
"mlogloss and merror are only used for multi-class classification,"\
" use logloss for binary classification");
const bst_omp_uint ndata = static_cast<bst_omp_uint>(info.labels.size()); const bst_omp_uint ndata = static_cast<bst_omp_uint>(info.labels.size());
float sum = 0.0, wsum = 0.0; float sum = 0.0, wsum = 0.0;
int label_error = 0; int label_error = 0;