coefdistrib.m

Matlab时频分析工具箱,希望能对大家有所帮助啊

function coefdistrib(c,mode)
%COEFDISTRIB   Plot distribution of coefficients.

% This program is free software: you can redistribute it and/or modify
% it under the terms of the GNU General Public License as published by
% the Free Software Foundation, either version 3 of the License, or
% (at your option) any later version.
% 
% This program is distributed in the hope that it will be useful,
% but WITHOUT ANY WARRANTY; without even the implied warranty of
% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
% GNU General Public License for more details.
% 
% You should have received a copy of the GNU General Public License
% along with this program.  If not, see <http://www.gnu.org/licenses/>.

if mode==1
  if isoctave
    hist(log10(abs(c(:)+realmin)),200);
  else;
    hist(log10(abs(c(:)+realmin)),200);
  end;
else
  s=sort(abs(c(:)));
  

  semilogy(s/s(end));


end;