mapping.m

这是一个不错的图像压缩的Matlab程序,希望能对你有所帮助.

function X = mapping(n)
if n == 2
   X = [1 2; 3 4];
else
   B = mapping(n/2);
   X = [B B+(n/2)^2; B+(n/2)^2*2 B+(n/2)^2*3];
end