x=imread('d:/f.bmp');
imshow(x);
title('原图');
x=imread('d:/f.bmp');
x1=edge(x,'sobel',0.08);
axes(handles.axes2);
imshow(x1);
title('sobel算子边缘检测');
x=imread('d:/f.bmp');
x2=edge(x,'roberts',0.08);
axes(handles.axes3);
imshow(x2);
title('Roberts算子边缘检测');
x3=edge(x,'prewitt',0.08);
axes(handles.axes4);
imshow(x3);
title('Prewitt算子边缘检测');
x=imread('d:/f.bmp');
x4=edge(x,'log',0.008);
axes(handles.axes5);
imshow(x4);
title('LOG算子边缘检测');
x=imread('d:/f.bmp');
x5=edge(x,'canny',0.008);
axes(handles.axes6);
imshow(x5);
title('Canny算子边缘检测');