clear;?close?all;
im?=?imread（‘al.tiff‘‘tif‘）;
[ydim?xdim]?=?size（im）;
im?=?im（3:xdim-2?3:ydim-2）;
imagesc（im）;?colormap?gray;?axis?off;?axis?equal;

prefilt?=?[0.223755?0.552490?0.223755];
derivfilt?=?[-0.453014?0?0.45301];
blur	=?[1?6?15?20?15?6?1];
blur	=?blur?/?sum（blur）;

imblurr?=?conv2（?conv2（?im?blur‘?‘same‘?）?blur?‘same‘?）;
fx	=?conv2（?conv2（?im?prefilt‘?‘same‘?）?derivfilt?‘same‘?）;
fy	=?conv2（?conv2（?im?derivfilt‘?‘same‘?）?prefilt?‘same‘?）;
figure;?
imagesc（imblurr）;?colormap?gray;?axis?off;?axis?equal;
figure;
imagesc（fx）;?colormap?gray;?axis?off;?axis?equal;
figure;
imagesc（fy）;?colormap?gray;?axis?off;?axis?equal;

BW?=?edge（im‘canny‘）;
figure;
imagesc（BW）;?colormap?gray;?axis?off;?axis?equal;

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件?????200657??2005-07-12?00:38??matlabcode\examples-code\addons.zip

?????文件??????65462??2000-03-30?02:14??matlabcode\examples-code\al.tif

?????文件????????760??2003-02-08?11:51??matlabcode\examples-code\alExample.m

?????文件????????303??2005-06-28?11:04??matlabcode\examples-code\angle_vec.m

?????文件????????797??2003-04-12?07:39??matlabcode\examples-code\ch4appendix.m

?????文件???????1152??2005-06-25?10:14??matlabcode\examples-code\compute3DStructure.m

?????文件??????21606??2004-04-19?02:22??matlabcode\examples-code\corridor.jpg

?????文件???????1466??2005-07-08?10:27??matlabcode\examples-code\dfundamental.m

?????文件???????1045??2005-06-19?22:54??matlabcode\examples-code\draw_frame_scaled.m

?????文件???????1287??2005-07-10?04:33??matlabcode\examples-code\edgeDetection.m

?????文件???????4513??2005-07-07?21:41??matlabcode\examples-code\essentialDiscrete.m

?????文件?????871529??2005-07-10?11:31??matlabcode\examples-code\examples-code.zip

?????文件????????331??2005-06-20?09:59??matlabcode\examples-code\exp_matrix.m

?????文件???????1690??2004-04-17?10:39??matlabcode\examples-code\gaussian_filt.m

?????文件???????2352??2005-06-19?10:54??matlabcode\examples-code\harrisCorner.m

?????文件???????1564??2005-06-20?23:11??matlabcode\examples-code\homography2Motion.m

?????文件???????1373??2005-06-28?10:53??matlabcode\examples-code\houselines_mixed.m

?????文件???????1027??2005-07-10?01:10??matlabcode\examples-code\Hwarp.m

?????文件????????472??2005-06-22?10:31??matlabcode\examples-code\isoscale.m

?????文件??????68485??2000-05-30?03:46??matlabcode\examples-code\lady.gif

?????文件???????1016??2005-06-19?10:54??matlabcode\examples-code\LocalMaximum.m

?????文件????????162??2005-06-20?11:13??matlabcode\examples-code\makeRows.m

?????文件????????192??2005-06-28?10:53??matlabcode\examples-code\plot3Lines.m

?????文件????????704??2005-06-19?12:10??matlabcode\examples-code\plot3_cube.m

?????文件???????1165??2005-06-19?12:10??matlabcode\examples-code\plot3_struct.m

?????文件????????758??2003-05-10?10:23??matlabcode\examples-code\plotLineNormal.m

?????文件????????149??2005-06-28?10:53??matlabcode\examples-code\plotLines.m

?????文件???????1164??2005-06-19?12:22??matlabcode\examples-code\plot_struct.m

?????文件????????146??2005-06-19?12:33??matlabcode\examples-code\project.m

?????文件???????2109??2005-07-10?11:16??matlabcode\examples-code\projRectify.m

............此處省略43個文件信息