0001 0002 fc = 45; 0003 0004 clc; 0005 echo off; 0006 0007 if (isempty(who('Id'))) 0008 disp('To run this script there should be an image named Id in the workspace.'); 0009 disp('Id should contain the degraded image.'); 0010 return; 0011 end 0012 0013 Val_min = 0.001; 0014 0015 lim_frec = [0 3]; 0016 0017 vari = 400; 0018 0019 [W,PSF,H,noise,Blurred]=degrade2(rand(256),fc,Val_min,lim_frec,vari); 0020 0021 Nlambdas = 60; 0022 0023 lambdas = logspace(-4,3,Nlambdas); 0024 0025 disp(['Restoring image using L2 (' num2str(Nlambdas) ' values of lambda)']); 0026 0027 imrl2=restaura2(Id,'L2',PSF,lambdas); 0028 0029 figure; 0030 imshow(imrl2/255); 0031 title('Restored (L2)'); 0032 0033 disp('Press any key...'); 0034 pause; 0035 0036 disp(['Restoring image using CSF (' num2str(Nlambdas) ' values of lambda)']); 0037 0038 imrcsf=restaura2(Id,'CSF',PSF,lambdas); 0039 0040 figure; 0041 imshow(imrcsf/255); 0042 title('Restored (CSF)'); 0043 0044 disp('Press any key...'); 0045 pause; 0046 0047 disp(['Restoring image using AR4 (' num2str(Nlambdas) ' values of lambda)']); 0048 0049 imrar4=restaura2(Id,'AR4',PSF,lambdas); 0050 0051 figure; 0052 imshow(imrar4/255); 0053 title('Restored (AR4)'); 0054 0055 disp('Press any key...'); 0056 pause; 0057 0058 disp(['Restoring image using AR8 (' num2str(Nlambdas) ' values of lambda)']); 0059 0060 imrar8=restaura2(Id,'AR8',PSF,lambdas); 0061 0062 figure; 0063 imshow(imrar8/255); 0064 title('Restored (AR8)'); 0065 0066 disp('Press any key...'); 0067 pause; 0068 0069 disp(['Restoring image using AR12 (' num2str(Nlambdas) ' values of lambda)']); 0070 0071 imrar12=restaura2(Id,'AR12',PSF,lambdas); 0072 0073 figure; 0074 imshow(imrar12/255); 0075 title('Restored (AR12)'); 0076 0077 disp('Press any key...'); 0078 pause; 0079 0080 disp(['Restoring image using PERCEPTUAL (' num2str(Nlambdas) ' values of lambda)']); 0081 0082 imrper=restaura2(Id,'PER',PSF,lambdas); 0083 0084 figure; 0085 imshow(imrper/255); 0086 title('Restored (PERCEPTUAL)'); 0087 0088