...one of the most highly
regarded and expertly designed C++ library projects in the
world.
— Herb Sutter and Andrei
Alexandrescu, C++
Coding Standards
boost::accumulators::tag::pot_tail_mean
// In header: <boost/accumulators/statistics/pot_tail_mean.hpp> template<typename LeftRight> struct pot_tail_mean : public boost::accumulators::depends_on< peaks_over_threshold< LeftRight >, pot_quantile< LeftRight > > { };