function gui_help(which_help)%% Used by FASTICAG% All the help texts and title used by GUI are stored here. % Make changes here.% Also displays the helpwindow with the selected text% @(#)$Id: gui_help.m,v 1.4 2004/07/27 11:46:47 jarmo Exp $%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%switch which_help%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%case 'pcamat'  helptitle = 'FastICA: Reduce dimension';  helptext=[ ...    'You may reduce the dimension of the data by selecting only the     '    'subspace corresponding to certain eigenvalues of the covariance    '    'matrix of the data. Give the indices of the first and last         '    'eigenvalues (sorted in descending order) to be included (all       '    'eigenvalues in between will be included as well).  The eigenvalues '    'and their indices can be seen in the graphical plot now on the     '    'screen. The heights of the bars give the eigenvalues, with indices '    'below.                                                             '    '                                                                   '    'For example, give ''1'' and ''n'' if you want to reduce the dimension  '    'to n by principal component analysis, which means discarding the   '    'subspaces corresponding to the smallest eigenvalues. Such a        '    'dimension reduction may reduce noise and improve the performance of'    'ICA.                                                               '];%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%case 'gui_cb_about'  helptitle='About FastICA';  helptext =[ ...    'FastICA for Matlab 6.x                                                    '    'Version 2.3, July 27 2004                                              '    'Copyright (c) Jarmo Hurri, Hugo G鋠ert, Jaakko S鋜el