function?txy=cut（thintxy）
s（88）=0;
delta（88）=0;
n=size（txy1）;
for?i=1:8
????for?j=1:8
????????mp{ij}=thin（1+21*（i-1）:21+21*（i-1）1+21*（j-1）:21+21*（j-1））;
????????s（ij）=sum（sum（mp{ij}））/（31*31）;
????????mp{ij}=（mp{ij}-s（ij））.^2;
????????delta（ij）=sum（sum（mp{ij}））;
????????if?delta（ij）<=70
????????????for?k=1:n
if?（txy（k1）>=1+31*（i-1）&&txy（k1）<=31+31*（i-1）&&txy（k2）>=1+31*（j-1）&&txy（k2）<=31+31*（j-1）&&txy（k3）==2）
????????????????????txy（k:）=[000];
????????????????end
????????????end
????????end???????????
????end
end
txy=txy（find（txy（:1））:）;
plot（txy（:1）txy（:2）‘ro‘）;

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件?????????616??2019-06-11?10:31??tuxiang\cut.m
?????文件?????????203??2019-06-11?18:14??tuxiang\distance.m
?????文件????????2166??2019-06-11?22:18??tuxiang\exper1.m
?????文件????????1083??2019-06-11?18:45??tuxiang\exper2.m
?????文件????????1588??2019-06-11?18:42??tuxiang\exper3.m
?????文件????????1969??2019-06-13?11:00??tuxiang\exper4.m
?????文件?????????383??2014-04-29?09:32??tuxiang\find_point.m
?????文件???????41866??2019-06-04?13:24??tuxiang\finger1.jpg
?????文件???????20198??2019-06-11?18:47??tuxiang\finger2.jpg
?????文件?????????328??2014-04-30?08:30??tuxiang\guanghua.m
?????文件??????????68??2014-04-29?21:23??tuxiang\juli.m
?????文件?????????488??2014-04-29?09:29??tuxiang\P.m
?????文件???????40629??2019-06-11?16:56??tuxiang\photo.jpg
?????文件???????18360??2019-06-11?22:18??tuxiang\photo1.jpg
?????文件???????17268??2019-06-11?16:49??tuxiang\photo10.jpg
?????文件???????32229??2019-06-11?18:53??tuxiang\photo2.jpg
?????文件???????31991??2019-06-11?18:53??tuxiang\photo3.jpg
?????文件?????????714??2014-04-29?21:52??tuxiang\point.m
?????文件?????????481??2019-06-11?11:06??tuxiang\single_point.m
?????文件?????????906??2014-04-29?09:31??tuxiang\walk.m
?????文件????????5599??2019-06-10?12:21??tuxiang\yuchuli.m
?????文件???????25874??2019-06-11?22:48??tuxiang\二值化.jpg
?????文件???????20585??2019-06-11?22:52??tuxiang\光滑.jpg
?????文件???????21100??2019-06-11?22:52??tuxiang\光滑后端點和交叉點圖像.jpg
?????文件???????25089??2019-06-11?22:46??tuxiang\空洞.jpg
?????文件???????25103??2019-06-11?22:46??tuxiang\毛刺.jpg
?????文件???????21280??2019-06-11?22:53??tuxiang\去除圖像邊緣端點.jpg
?????文件???????21478??2019-06-11?22:45??tuxiang\細化后.jpg
?????文件???????21111??2019-06-11?22:53??tuxiang\指紋圖像顯示.jpg