picture.m

matlab一个画图程序

function [Output]=Picture(filename);
A=textread(filename);
for n=1:3;
    plot=stairs(A(:,n))
  C=std(A');
  D=C'; 
end
xlabel('波段');
title('coff');  
Output=[plot];
grid on;
 save d:\MATLAB6p5\work\LYX\std.txt D -ASCII -DOUBLE -TABS