Example: moeoHyperVolumeDifferenceMetric<OVT> * m_hypervolume = new moeoHyperVolumeDifferenceMetric<OVT>(true,1.1); moeoBinaryMetricStat<EOT>* hypervolume = new moeoBinaryMetricStat<EOT>( *m_hypervolume, "hyp-vol" ); checkpoint.add( *hypervolume );