Struct template weighted_variance_implboost::accumulators::impl::weighted_variance_impl — Iterative calculation of variance of weighted samples. Synopsistemplate<typename Sample, typename Weight, typename MeanFeature, typename Tag> struct weighted_variance_impl { // types typedef numeric::functional::multiplies< Sample, Weight >::result_type weighted_sample; typedef numeric::functional::average< weighted_sample, Weight >::result_type result_type; // construct/copy/destruct template<typename Args> weighted_variance_impl(Args const &); // public member functions template<typename Args> void operator()(Args const &) ; result_type result(dont_care) const; }; |