function?txy=cut（thintxybj）
imshow（thin）;hold?on;
plot（txy（:1）txy（:2）‘.‘）;

bj=~bj;
se=strel（‘square‘15）;
bw=imdilate（bjse）;
bw=~bw;
n=size（txy1）;

for?i=1:n???????????
????????txy（i:）=txy（i:）*bw（txy（i2）txy（i1））;
end
txyy=txy（find（txy（:1））:）;
txy=txyy;

plot（txy（:1）txy（:2）‘ro‘）;

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

?????文件??????77878??2007-04-12?11:36??指紋識別\final\cb.bmp

?????文件?????163198??2010-06-03?21:22??指紋識別\final\cb2.bmp

?????文件????????325??2010-06-07?11:18??指紋識別\final\cut.asv

?????文件????????327??2010-06-07?11:34??指紋識別\final\cut.m

?????文件??????73708??2010-06-02?21:53??指紋識別\final\date.mat

?????文件????????203??2010-06-03?23:42??指紋識別\final\distance.m

?????文件???????1969??2010-06-04?23:55??指紋識別\final\doit.asv

?????文件???????1996??2010-06-07?02:17??指紋識別\final\doit.m

?????文件??????66614??2001-01-11?11:56??指紋識別\final\ex.bmp

?????文件??????13060??2010-06-07?12:28??指紋識別\final\final.asv

?????文件??????12100??2010-06-07?12:43??指紋識別\final\final.fig

?????文件??????13977??2010-06-07?13:13??指紋識別\final\final.m

?????文件?????146708??2010-06-07?14:25??指紋識別\final\final.mat

?????文件????????475??2010-06-02?16:26??指紋識別\final\find_point.asv

?????文件????????382??2010-06-03?20:30??指紋識別\final\find_point.m

?????文件???????6978??2010-06-03?23:10??指紋識別\final\fp_recognize3.m

?????文件????????304??2010-06-03?22:38??指紋識別\final\guanghua.asv

?????文件????????329??2010-06-05?16:38??指紋識別\final\guanghua.m

?????文件??????61011??2010-06-07?10:36??指紋識別\final\img.mat

?????文件??????62315??2010-06-07?14:21??指紋識別\final\img1.mat

?????文件??????60492??2010-06-07?14:21??指紋識別\final\img2.mat

?????文件?????????58??2010-06-03?20:37??指紋識別\final\juli.m

?????文件????????240??2010-06-03?19:18??指紋識別\final\last.asv

?????文件????????587??2010-06-04?22:45??指紋識別\final\last1.asv

?????文件????????622??2010-06-07?11:57??指紋識別\final\last1.m

?????文件???????1368??2010-06-04?11:27??指紋識別\final\last2.asv

?????文件???????1470??2010-06-04?11:35??指紋識別\final\last2.m

?????文件????????174??2010-06-07?14:24??指紋識別\final\num.mat

?????文件????????492??2003-12-27?15:56??指紋識別\final\p.m

?????文件????????800??2010-06-02?14:44??指紋識別\final\point.asv

............此處省略39個文件信息