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I = imread('TwoCircles.tif'); I = double(I)/255; [m m1] = size(I); % Degradation parameters kernel_type = 'gaussian'; kernel_size = 7; kernel_std =1.5; noise_std = 0.05; % Generate the observed image with blur and noise h = fspecial(kernel_type, kernel_size, kernel_std); Htf = imfilter(I, h, 'circular', 'same', 'conv'); noise = normrnd(0, noise_std, size(I)); g = Htf + noise; % Generate the observed image with blur and noise h_full = zeros(m); [mh nh] = size(h); h_full(1:mh,1:nh) = h; h_full = circshift(h_full, -round([(nh-1)/2 (mh-1)/2])); eigHT = conj(fft2(h_full)); ÎÒÏëÎÊÒ»ÏÂ×îºóÁ½ÐгÌÐòÕâÑù×öµÄÔÒò£¡Ð»Ð»ÁË£¡ |
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