EMDL1HistogramCostExtractorImpl  487 modules/shape/src/hist_cost.cpp void EMDL1HistogramCostExtractorImpl::buildCostMatrix(InputArray _descriptors1, InputArray _descriptors2, OutputArray _costMatrix)
EMDL1HistogramCostExtractorImpl  534 modules/shape/src/hist_cost.cpp     return Ptr <HistogramCostExtractor>( new EMDL1HistogramCostExtractorImpl(nDummies, defaultCost) );