G1                      FastICA contrast functions.
GPois                   Fit a tilted Gaussian density via a Poisson GAM
ICAorthW                turn a matrix W into an orthogonal matrix
ProDenICA               Product Density Independent Component Analysis
amari                   Compute the 'Amari' distance between two
                        matrices
mixmat                  Generate a random mixing matrix with condition
                        number between 1 and 2
rjordan                 Generate source densities for ICA
