anneal                  Simulated Annealing Search for an optimal
                        k-variable subset
gcd.coef                Computes Yanai's GCD in the context of the
                        variable-subset selection problem
genetic                 Genetic Algorithm searching for an optimal
                        k-variable subset
improve                 Restricted Local Improvement search for an
                        optimal k-variable subset
rm.coef                 Computes the RM coefficient for variable subset
                        selection
rv.coef                 Computes the RV-coefficient applied to the
                        variable subset selection problem
