%??[labels?strengths]?=?growcut（img?labels）
%
%??GrowCut?algorithm
%??from?“GrowCut“?-?Interactive?Multi-Label?N-D?Image?Segmentation
%???????By?Cellular?Autonoma
%??by?Vladimir?Vezhnevets?and?Vadim?Konouchine
%
%??usage:?[labels?strengths]?=?growcutmex（image?labels）
%?????????image?can?be?RGB?or?grayscale
%?????????labels?has?values:?-1?（bg）?1?（fg）?or?0?（undef.）
%?
%?????????resulting?labels?will?be?either?0?（bg）?or?1?（fg）
%?????????resulting?strengths?will?be?between?0?and?1
%
%??coded?by:?Shawn?Lankton?（www.shawnlankton.com）


function?[l?s]?=?growcut（img?labels）
??
??%--?make?sure?image?is?in?the?double?format
??img?=?double（img）;

??%--?enforce?that?foreground?and?background?labels?exist
??if（numel（unique（labels））~=3）
????error（‘labels?must?be?comprised?of?-1?0?1‘）;
??end

??%--?enforce?that?image?and?labels?are?the?same?size
??si?=?size（img）;
??sl?=?size（labels）;
??if（~all（sl（1:2）==si（1:2）））
??	error（‘labels?and?image?must?be?the?same?size‘）;
??end
??
??%--?automatically?compile?mex?file?if?not?already?done
??if（exist（‘growcutmex‘‘file‘）~=3）
????mex?growcutmex.cpp;
??end
??
??%--?run?the?c++?growcut?algorithm
??[l?s]?=?growcutmex（imglabels）;
??

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2008-07-16?14:51??growcut\
?????文件????????1179??2008-07-16?14:51??growcut\growcut.m
?????文件?????????484??2008-07-16?14:50??growcut\growcut_test.m
?????文件????????4760??2008-07-16?13:38??growcut\growcutmex.cpp
?????文件????????7353??2008-07-16?14:02??growcut\growcutmex.mexglx
?????文件???????13100??2008-07-16?13:38??growcut\growcutmex.mexmaci
?????文件???????20480??2008-07-16?14:22??growcut\growcutmex.mexw32
?????文件?????????715??2008-07-16?14:39??growcut\labels.png
?????文件???????82155??2008-07-16?14:36??growcut\lotus.png