加权平均 图像融合MATLAB算法 含融合源图像

clc; clear all; close all; x=imread('lab1.bmp'); y=imread('lab2.bmp'); figure,imshow(x); figure,imshow(y); a=rgb2gray(x); b=rgb2gray(y); a=double(a); b=double(b); [aA,aH,aV,aD]=dwt2(a,'bior2.4'); %单级离散二维小波变换 [bA,bH,bV,bD]=dwt2(b,'bior2.4'); newA=zeros(size(aA)); newH=zeros(size(aH)); newV=zeros(size(aV)); newD=zeros(size(aD)); [m,n]=size(aA); for i=1:m for j=1:n newA(i,j)=(aA(i,j)+bA(i,j))/2; end; end; [m,n]=size(aH); for i=1:m for j=1:n newH(i,j)=(aH(i,j)+bH(i,j))/2; end; end; [m,n]=size(aV); for i=1:m for j=1:n newV(i,j)=(aV(i,j)+bV(i,j))/2; end; end; [m,n]=size(aD); for i=1:m for j=1:n newD(i,j)=(aD(i,j)+bD(i,j))/2; end; end; new=idwt2(newA,newH,newV,newD,'bior2.4'); %单级离散二维小波逆变换 new=uint8(new); figure; imshow(new); title('均值')