資源簡介
這是matlabe編寫的對于分割的兄的姐妹很管用的,我想要共享就要拿出來一些生猛的東西,所以一下子整出來這個了。因為這個從朋友那里拿來的,所以尊重原作者,主要是交流和學習不要用于商業啊!這個程序對應的文章是Geodesic active contours。
% This Matlab program inplements geodesic active contour model.
% Copyright (c) 2004--2007 by Chunming Li
% Author: Chunming Li
% email: li_chunming@hotmail.com
感謝原作者的大功無私,這里我把他的信息發出來了,也是向作者表示致敬!具體分割結果要看選擇的圖片的分割對象,還有要看懂這個要有一定的偏微分方程的基礎

代碼片段和文件信息
function?fx=Dx_backward(f);
%?Dx_backward(f)?computes?backward?difference?with?respect?to?x?(or?j?the
%?idex?of?column)?for?coordinate?system?as?below
%?
%
%???????????x(j)
%????????|---------->
%????y(i)|
%????????|
%????????|
%????????V
%
%?Copyright?(c)?2004--2007?by?Chunming?Li
%?Author:?Chunming?Li
%?email:?li_chunming@hotmail.com
%?http://vuiis.vanderbilt.edu/~licm/
[nrnc]=size(f);
fx=zeros(nrnc);
fx(:2:nc)=f(:2:nc)-f(:1:nc-1);
fx(:1)=f(:2)-f(:1);?%?for?the?first?column?use?the?forward?difference?as?the?backward?difference
?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件????????566??2006-04-25?15:04??GeodesicActiveContour\Dx_backward.m
?????文件????????578??2006-04-25?15:04??GeodesicActiveContour\Dx_forward.m
?????文件????????561??2006-04-25?15:04??GeodesicActiveContour\Dy_backward.m
?????文件????????568??2006-04-25?15:04??GeodesicActiveContour\Dy_forward.m
?????文件???????2717??2006-04-25?15:06??GeodesicActiveContour\EVOLUTION_GAC.m
?????文件???????1670??2009-11-12?13:52??GeodesicActiveContour\GAC_demo.m
?????文件????????494??2006-04-25?15:02??GeodesicActiveContour\gradientNorm_upwind.m
?????文件???????8134??2004-07-05?19:59??GeodesicActiveContour\noisyImg.bmp
?????文件???????5304??2006-04-25?14:35??GeodesicActiveContour\reinit_SD_ENO2.m
?????文件????????120??2006-03-23?00:05??GeodesicActiveContour\sdf2circle.m
?????文件???????1162??2008-04-02?11:29??GeodesicActiveContour\灰度不均.jpg
?????文件?????669715??2006-11-29?11:08??GeodesicActiveContour\Geodesic?active?contours.pdf
?????文件???????1670??2009-11-05?15:54??GeodesicActiveContour\GAC_demo.asv
?????目錄??????????0??2009-06-25?13:56??GeodesicActiveContour
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???????????????693259????????????????????14
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