index.m

来自「多小波图像压缩处理」· M 代码 · 共 12 行

function ind = index(n,i)


nstep = [1,cumprod(n)];
ii = i-1;
ind = cell(1,length(n));
for j = length(n):-1:1
    ind{j} = floor(ii/nstep(j))+1;
    ii = ii - (ind{j}-1) * nstep(j);
end