作业帮对图像进行边缘特征提取程序代码基于小波变换对图像进行边缘特征提取matlab程序代码希望能有注解(在maalab6.0或7.0运行均可)
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对图像进行边缘特征提取程序代码基于小波变换对图像进行边缘特征提取matlab程序代码希望能有注解(在maalab6.0或7.0运行均可)
对图像进行边缘特征提取程序代码
基于小波变换对图像进行边缘特征提取matlab程序代码希望能有注解(在maalab6.0或7.0运行均可)
对图像进行边缘特征提取程序代码基于小波变换对图像进行边缘特征提取matlab程序代码希望能有注解(在maalab6.0或7.0运行均可)
基于小波变换的多尺度图像边缘检测matlab源代码(在Matlab7.0下运行)
clear all;
load wbarb;
I = ind2gray(X,map);imshow(I);
I1 = imadjust(I,stretchlim(I),[0,1]);figure;imshow(I1);
[N,M] = size(I);
h = [0.125,0.375,0.375,0.125];
g = [0.5,-0.5];
delta = [1,0,0];
J = 3;
a(1:N,1:M,1,1:J+1) = 0;
dx(1:N,1:M,1,1:J+1) = 0;
dy(1:N,1:M,1,1:J+1) = 0;
d(1:N,1:M,1,1:J+1) = 0;
a(:,:,1,1) = conv2(h,h,I,'same');
dx(:,:,1,1) = conv2(delta,g,I,'same');
dy(:,:,1,1) = conv2(g,delta,I,'same');
x = dx(:,:,1,1);
y = dy(:,:,1,1);
d(:,:,1,1) = sqrt(x.^2+y.^2);
I1 = imadjust(d(:,:,1,1),stretchlim(d(:,:,1,1)),[0 1]);figure;imshow(I1);
lh = length(h);
lg = length(g);
for j = 1:J+1
lhj = 2^j*(lh-1)+1;
lgj = 2^j*(lg-1)+1;
hj(1:lhj)=0;
gj(1:lgj)=0;
for n = 1:lh
hj(2^j*(n-1)+1)=h(n);
end
for n = 1:lg
gj(2^j*(n-1)+1)=g(n);
end
a(:,:,1,j+1) = conv2(hj,hj,a(:,:,1,j),'same');
dx(:,:,1,j+1) = conv2(delta,gj,a(:,:,1,j),'same');
dy(:,:,1,j+1) = conv2(gj,delta,a(:,:,1,j),'same');
x = dx(:,:,1,j+1);
y = dy(:,:,1,j+1);
dj(:,:,1,j+1) = sqrt(x.^2+y.^2);
I1 = imadjust(dj(:,:,1,j+1),stretchlim(dj(:,:,1,j+1)),[0 1]);figure;imshow(I1);
End