1 简介

基于加权平均法实现图像融合含Matlab源码

2 完整代码

clearg_R=0;g_G=0;g_B=0;h_R=0;h_G=0;h_B=0;fenzi_R=0;fenzi_G=0;fenzi_B=0;fenmu_up_R=0;fenmu_up_G=0;fenmu_up_B=0;fenmu_low_R=0;fenmu_low_G=0;fenmu_low_B=0;tableR=[];tableG=[];tableB=[];up=imread('high.jpg');         %读图像low=imread('low.jpg');figure(1)imshow(up);                                     %读RGB数值[M,N,color]=size(up);title('加权-RGB表示的高分辨率图像');figure(2)imshow(low); title('加权-RGB表示的低分辨率图像');r=double(up(:,:,1));g=double(up(:,:,2));b=double(up(:,:,3));r_low=double(low(:,:,1));g_low=double(low(:,:,2));b_low=double(low(:,:,3));RGB(:,:,1)=0.5*r+0.5*r_low;RGB(:,:,2)=0.5*g+0.5*g_low;RGB(:,:,3)=0.5*b+0.5*b_low;R=RGB(:,:,1);G=RGB(:,:,2);B=RGB(:,:,3);RGB=uint8(round(RGB));   figure(3)imshow(RGB)title('加权-RGB转化后的图像');              %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%              %                       下面是计算平均梯度G                          %              %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%     for ii=1:M-1    for jj=1:N-1        g_R=g_R+sqrt((((r(ii+1,jj)-r(ii,jj))^2+(r(ii,jj+1)-r(ii,jj))^2))/2);        g_G=g_G+sqrt((((g(ii+1,jj)-g(ii,jj))^2+(g(ii,jj+1)-g(ii,jj))^2))/2);        g_B=g_B+sqrt((((b(ii+1,jj)-b(ii,jj))^2+(b(ii,jj+1)-b(ii,jj))^2))/2);    endendfprintf('\n\n   highR的清晰度为:%.4f\n   highG的清晰度为:%.4f\n   highG的清晰度为:%.4f',...            g_R/(M-1)/(N-1),g_G/(M-1)/(N-1),g_B/(M-1)/(N-1));               g_R=0;g_G=0;g_B=0; for ii=1:M-1    for jj=1:N-1        g_R=g_R+sqrt((((r_low(ii+1,jj)-r_low(ii,jj))^2+(r_low(ii,jj+1)-r_low(ii,jj))^2))/2);        g_G=g_G+sqrt((((g_low(ii+1,jj)-g_low(ii,jj))^2+(g_low(ii,jj+1)-g_low(ii,jj))^2))/2);        g_B=g_B+sqrt((((b_low(ii+1,jj)-b_low(ii,jj))^2+(b_low(ii,jj+1)-b_low(ii,jj))^2))/2);    endendfprintf('\n\n   lowR的清晰度为:%.4f\n   lowG的清晰度为:%.4f\n   lowG的清晰度为:%.4f',...         g_R/(M-1)/(N-1),g_G/(M-1)/(N-1),g_B/(M-1)/(N-1));               g_R=0;g_G=0;g_B=0; for ii=1:M-1    for jj=1:N-1        g_R=g_R+sqrt((((R(ii+1,jj)-R(ii,jj))^2+(R(ii,jj+1)-R(ii,jj))^2))/2);        g_G=g_G+sqrt((((G(ii+1,jj)-G(ii,jj))^2+(G(ii,jj+1)-G(ii,jj))^2))/2);        g_B=g_B+sqrt((((B(ii+1,jj)-B(ii,jj))^2+(B(ii,jj+1)-B(ii,jj))^2))/2);    endendfprintf('\n\n   resultR的清晰度为:%.4f\n   resultG的清晰度为:%.4f\n   resultG的清晰度为:%.4f',...        g_R/(M-1)/(N-1),g_G/(M-1)/(N-1),g_B/(M-1)/(N-1));

3 仿真结果

4 参考文献

[1]胡涛, 汪强, 张志刚. 基于Matlab的图像融合方法[J]. 计算机工程, 2003, 29(14):2.

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