%**************************************************************************
%Following?function?determines?whether?the?region?aspect?ratio?is?within
%range?of?being?a?face?region
function?[aspectBW]=aspect_test（eulerBW）
[mn]=size（eulerBW）;
%fill?holes?in?image
filledBW?=?imfill（eulerBW‘holes‘）;
%Apply?Dilation
se1?=?strel（‘disk‘3）;?
growBW=zeros（mn）;
growBW=imdilate（filledBWse1）;
%label?as?binary
[labelsnum]?=?bwlabel（growBW8）;
[aspect_ratio]=get_aspect（labels）;
%?%take?regions?which?has?aspect?ratio?within?range
region_index?=?find（aspect_ratio<=3.5?&?aspect_ratio>=1）;
aspectBW=zeros（mn）;

%make?new?binary?image?only?with?regions?which?pass?euler?test
for?i=1:length（region_index）
????%?Compute?the?coordinates?for?this?region.
????[xy]?=?find（bwlabel（filledBW）?==?region_index（i））;
????%?Get?an?image?that?only?has?this?region?the?rest?is?black?
????bwsegment?=?bwselect（filledBWyx8）;
????aspectBW=aspectBW+bwsegment;
end
subplot（4310）;
imshow（aspectBW）
title（{‘After?Aspect?Ratio?Test‘;[‘（‘num2str（length（region_index））‘?regions）‘]}）

?屬性????????????大小?????日期????時間???名稱
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?????文件????????679??2007-07-16?13:16??sampleset\1.JPG

?????文件????????686??2007-07-16?14:57??sampleset\10.JPG

?????文件????????657??2007-07-16?15:23??sampleset\11.JPG

?????文件????????701??2007-07-16?15:27??sampleset\12.JPG

?????文件????????673??2007-07-30?13:29??sampleset\13.jpg

?????文件????????672??2007-07-16?13:17??sampleset\2.JPG

?????文件????????672??2007-07-16?13:17??sampleset\3.JPG

?????文件????????656??2007-07-16?13:30??sampleset\4.JPG

?????文件????????646??2007-07-16?13:35??sampleset\5.JPG

?????文件????????676??2007-07-16?13:46??sampleset\6.JPG

?????文件????????669??2007-07-16?14:07??sampleset\7.JPG

?????文件????????691??2007-08-02?09:36??sampleset\8.JPG

?????文件????????668??2007-07-16?14:53??sampleset\9.JPG

????..A.SH.?????27136??2007-08-02?09:38??sampleset\Thumbs.db

?????目錄??????????0??2007-08-02?09:37??sampleset

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????????????????35882????????????????????15