void RevertLabels(const arma::Row< size_t > &labels, const arma::Col< eT > &mapping, arma::Row< eT > &labelsOut)
Given a set of labels that have been mapped to the range [0, n), map them back to the original labels...
void NormalizeLabels(const RowType &labelsIn, arma::Row< size_t > &labels, arma::Col< eT > &mapping)
Given a set of labels of a particular datatype, convert them to unsigned labels in the range [0,...