www.pudn.com > tftb2002toolbox.rar > istfraff.m

function flag=istfraff(method); 
% flag=istfr2(method) returns true is method is an affine 
% time frequency representation. 
%	See also istfr1, istfr2. 
 
%	F. Auger, may 98 
%	Copyright (c) CNRS - France 1998.  
% 
%	------------------- CONFIDENTIAL PROGRAM --------------------  
%	This program can not be used without the authorization of its 
%	author(s). For any comment or bug report, please send e-mail to  
%	f.auger@ieee.org  
 
method=upper(method); 
if strcmp(method,'TFRASPW' ) | strcmp(method,'TFRSCALO') | ... 
   strcmp(method,'TFRDFLA' ) | strcmp(method,'TFRSPAW' ) | ... 
   strcmp(method,'TFRUNTER') | strcmp(method,'TFRBERT' ) | ... 
   strcmp(method,'TFRSPBK' ), 
 flag=1; 
else 
 flag=0; 
end;