%?EXAMPLE?????an?example?of?balloon?model?on?the?room?object
%

%???Chenyang?Xu?and?Jerry?Prince?6/17/97
%???Copyright?（c）?1996-97?by?Chenyang?Xu?and?Jerry?Prince

????s?=?cd;???s?=?[s?‘\snake‘];?path（s?path）;?
???
???help?balloon_ex;

???%?Read?in?the?64x64?room?image
?????[Imap]?=?rawread（‘D:\MATLAB704\work\snake2\room.pgm‘）;??
?????
???%?Compute?its?edge?map
?????disp（‘?Compute?edge?map?...‘）;
?????f?=?1?-?I/255;?
?????f0?=?gaussianBlur（f1）;
?????%?note:?snake?potential?is?the?negative?of?edge?map
?????disp（‘?Comute?the?traditional?external?force?...‘）;
?????[pxpy]?=?gradient（f0）;

???%?display?the?results
?????figure（1）;?
?????subplot（121）;?imdisp（-f）;?title（‘snake?potential‘）;
?????subplot（122）;?quiver（pxpy）;?
?????axis（‘image‘?‘ij‘?‘off‘）;???%?fix?the?axis?
?????title（‘traditional?force‘）;
???????????????
???%?balloon?deformation
?????disp（‘?‘）;
?????disp（‘?Press?any?key?to?start?the?deformation‘）;
?????pause;
?????figure（1）;?subplot（121）;??
?????colormap（gray（64））;?
?????image（（（1-f）+1）*40）;?axis（‘square‘?‘off‘）;
?????t?=?0:0.5:6.28;
?????x?=?32?+?3*cos（t）;
?????y?=?32?+?3*sin（t）;
?????[xy]?=?snakeinterp（xy20.5）;
?????snakedisp（xy‘r‘）?
?????pause（1）;

?????for?i=1:15
???????[xy]?=?snakedeform2（xy0.0501?2?0.15pxpy5）;
???????[xy]?=?snakeinterp（xy20.5）;
???????snakedisp（xy‘r‘）?
???????title（[‘Deformation?in?progress??iter?=?‘?num2str（i*5）]）
???????pause（0.5）;
?????end

?????disp（‘?‘）;
?????disp（‘?Press?any?key?to?display?the?final?result‘）;
?????pause;
?????figure（1）;?subplot（121）;??
?????colormap（gray（64））;?
?????image（（（1-f）+1）*40）;?axis（‘square‘?‘off‘）;
?????snakedisp（xy‘r‘）;?
?????title（[‘Final?result??iter?=?‘?num2str（i*5）]）;

?????

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

?????文件???????1643??2007-05-21?10:25??snake2\balloon_ex.asv

?????文件???????1775??2007-05-15?20:39??snake2\balloon_ex.m

?????文件????????112??2007-05-21?11:13??snake2\biany.m

?????文件????1002056??2007-05-21?10:57??snake2\bianyuan.bmp

?????文件????????916??1999-12-13?13:41??snake2\BoundMirrorEnsure.m

?????文件????????699??1999-09-28?08:58??snake2\BoundMirrorExpand.m

?????文件????????488??1999-09-28?08:58??snake2\BoundMirrorShrink.m

?????文件???????2088??2007-05-14?16:12??snake2\cheng1.asv

?????文件???????2088??2007-05-14?15:58??snake2\cheng1.m

?????文件???????1162??2007-05-14?16:12??snake2\cheng2.asv

?????文件???????1259??2007-05-14?16:00??snake2\cheng2.m

?????文件????????845??2007-05-15?09:10??snake2\cheng3.asv

?????文件???????1039??2007-05-15?09:12??snake2\cheng3.m

?????文件???????1096??1999-09-28?08:58??snake2\Contents.m

?????文件????????835??2005-03-18?15:00??snake2\del3.m

?????文件???????2043??1999-09-28?08:58??snake2\distance_ex.m

?????文件????????608??1999-09-28?08:58??snake2\dt.m

?????文件????????545??2007-05-12?15:07??snake2\gaussianBlur.asv

?????文件????????432??2007-05-12?15:08??snake2\gaussianBlur.m

?????文件????????281??2007-05-12?09:17??snake2\gaussianMask.asv

?????文件????????281??2007-05-12?09:19??snake2\gaussianMask.m

?????文件???????1637??1999-09-28?08:58??snake2\GVF.m

?????文件???????2890??2007-05-11?10:31??snake2\gvf_ex.asv

?????文件???????2892??2007-05-15?20:36??snake2\gvf_ex.m

?????文件????????252??1999-09-28?08:58??snake2\imdisp.m

?????文件???????1703??2005-05-09?20:06??snake2\isoGVF.m

?????文件????????335??2007-05-14?15:36??snake2\lunkuo.m

?????文件?????263222??2007-04-28?11:20??snake2\mri1.bmp

?????文件?????262190??2007-05-21?20:29??snake2\mri11.pgm

?????文件???????1956??2005-03-18?12:33??snake2\NGVF.m

............此處省略25個文件信息