triadlength.m

来自「老外写的小波变换的工具箱」· M 代码 · 共 21 行

function [n,J] = triadLength(x)
% triadLength -- Return length of triad
%  Usage
%    [n,J] = triadLength(x)
%
n = length(x);
m=1; J=0; while (m < n), m=3*m; J=J+1; end;
if m ~= n,
   fprintf('Warning n ~= 3^J\n')
end
    
    
 
 
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