tuxty1.m

来自「包括MATLAB7.0实用指南（下）中所有例子的源代码」· M 代码 · 共 20 行

p=phantom(256);
imshow(p);
theta1=0:10:170;
[r1,xp]=radon(p,theta1);
theta2=0:5:175;
[r2,xp]=radon(p,theta2);
theta3=0:2:178;
[r3,xp]=radon(p,theta3);
figure
imagesc(theta3,xp,r3);
colormap(hot);
colorbar
i1=iradon(r1,10);
i2=iradon(r2,5);
i3=iradon(r3,2);
imshow(i1)
figure
imshow(i2)
figure
imshow(i3)