untitled.m

四元数matlab工具包

clc;clear;
%lena = imread('.\lena.tiff');
qlena = convert(quaternion(ones(2,2), ...
    2*ones(2,2), ...
    4*ones(2,2)), 'double'); %./ 256;
te = fft2(qlena);
temp = ifft2(te);
edge = zeros(size(temp, 1), size(temp, 2), size(temp, 3), 'uint8');
edge(:,:,1) = x(temp);
edge(:,:,2) = y(temp);
edge(:,:,3) = z(temp);
image(edge)