0001 0002 figure,imshow(Idegraded/255),title('Degraded Image') 0003 0004 clc; 0005 clear; 0006 0007 load barbara256.mat 0008 disp('Image loaded') 0009 0010 0011 C = 3000; 0012 sigma = 4; 0013 epsilon = 2; 0014 load Epsilon_profile_Gaussian.mat 0015 0016 0017 Var = 400; 0018 Idegraded = Im + sqrt(Var)*randn(256); 0019 PP = perfil_eps*sqrt(Var); 0020 disp(['Image degraded with variance ' num2str(Var)]) 0021 0022 0023 disp('Restoring Image ...') 0024 Irestored = restoring_image_SVM(Idegraded,epsilon,C,sigma,PP); 0025 disp('Done!') 0026 0027 0028 RMSE = sqrt(mean((Im(:)-Irestored(:)).^2)) 0029 PSNR = psnr(Im,Irestored) 0030 0031 0032 figure,imshow(Irestored/255),title('SVR Restored Image') 0033