getLam_olasso           Get the two (theoretical) values of lambdas
                        used in the organic lasso
getLam_slasso           Get the two (theoretical) values of lambdas
                        used in scaled lasso
make_sparse_model       Generate sparse linear model and random samples
natural                 natural: Natural and Organic lasso estimates of
                        error variance in high-dimensional linear
                        models
nlasso_cv               Cross-validation for natural lasso
nlasso_path             Fit a linear model with natural lasso
olasso                  Error standard deviation estimation using
                        organic lasso
olasso_cv               Cross-validation for organic lasso
olasso_path             Fit a linear model with organic lasso
olasso_slow             Solve organic lasso problem with a single value
                        of lambda The lambda values are for slow rates,
                        which could give less satisfying results
plot.natural.cv         plot a natural.cv object
plot.natural.path       plot a natural.path object
print.natural.path      print a natural.path object
standardize             Standardize the n -by- p design matrix X to
                        have column means zero and ||X_j||_2^2 = n for
                        all j
