gpt                     The General Pretest (GPT) Estimator for Sparse
                        Means
js                      James-Stein (JS) Estimator and Positive-Part JS
                        Estimator for Means
rjs                     Restricted James-Stein (JS) Estimator Under
                        Ordered Means
rml                     The Ordered Restricted Maximum Likelihood
                        Estimator under Ordered Means
