function?BW?=?CutImage（?Left_Top?）
%?Left_Top為大致的信息區域，BW為返回的最小二值化區域
%?功能:?截取最小的信息區域（數字，形狀）

%?圖像二值化反色
Left_Top_BW?=?~im2bw（rgb2gray（Left_Top）0.5）;
%?中值濾波去除椒鹽噪聲，[33]為窗口大小
Left_Top_BW?=?medfilt2（Left_Top_BW[33]）;
[L_xL_yL_z]?=?size（Left_Top_BW）;
%?自定義白色像素點個數用于統計，確定邊緣
WhiteDot?=?8;
%?上邊緣
top?=?0;
for?i=1?:?L_x
????count?=?sum（sum（Left_Top_BW（i?:?i:）））;
????if?count?>?WhiteDot
????????top=i;
????????break;
????end
end
%?下邊緣
bottom?=?0;
for?i=L_x?:?-1?:?1
????count?=?sum（sum（Left_Top_BW（i?:?i:）））;
????if?count?>?WhiteDot
????????bottom=i;
????????break;
????end
end
%?左邊緣
left?=?0;
for?i=1?:?L_y
????count?=?sum（sum（Left_Top_BW（:i?:?i）））;
????if?count?>?WhiteDot
????????left=i;
????????break;
????end
end
%?右邊緣
right?=?0;
for?i=L_y?:?-1?:?1
????count?=?sum（sum（Left_Top_BW（:i?:?i）））;
????if?count?>?WhiteDot
????????right=i;
????????break;
????end
end
BW?=?Left_Top_BW（top?:?bottom?left?:?right）;

end

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

?????文件?????858240??2016-12-21?10:31??撲克牌識別實驗報告.docx

?????文件?????????13??2016-12-01?14:43??PuKe\.git\COMMIT_EDITMSG

?????文件????????327??2016-11-30?23:51??PuKe\.git\config

?????文件?????????73??2016-11-30?23:48??PuKe\.git\description

?????文件?????????23??2016-11-30?23:48??PuKe\.git\HEAD

?????文件????????478??2016-11-30?23:48??PuKe\.git\hooks\applypatch-msg.sample

?????文件????????896??2016-11-30?23:48??PuKe\.git\hooks\commit-msg.sample

?????文件????????189??2016-11-30?23:48??PuKe\.git\hooks\post-update.sample

?????文件????????424??2016-11-30?23:48??PuKe\.git\hooks\pre-applypatch.sample

?????文件???????1642??2016-11-30?23:48??PuKe\.git\hooks\pre-commit.sample

?????文件???????1348??2016-11-30?23:48??PuKe\.git\hooks\pre-push.sample

?????文件???????4951??2016-11-30?23:48??PuKe\.git\hooks\pre-rebase.sample

?????文件???????1239??2016-11-30?23:48??PuKe\.git\hooks\prepare-commit-msg.sample

?????文件???????3611??2016-11-30?23:48??PuKe\.git\hooks\update.sample

?????文件???????3504??2016-12-01?14:43??PuKe\.git\index

?????文件????????240??2016-11-30?23:48??PuKe\.git\info\exclude

?????文件????????659??2016-12-01?14:43??PuKe\.git\logs\HEAD

?????文件????????659??2016-12-01?14:43??PuKe\.git\logs\refs\heads\master

?????文件????????576??2016-12-01?14:44??PuKe\.git\logs\refs\remotes\origin\master

?????文件??????39429??2016-11-30?23:48??PuKe\.git\objects\00\9bf75760a1a3a5124b80c8ee74a953aba95166

?????文件??????44151??2016-11-30?23:48??PuKe\.git\objects\06\be7fb7d4db88d014c11975b0574e9555e75dfa

?????文件??????73776??2016-11-30?23:48??PuKe\.git\objects\0f\38a16ae2b36bfdde055639affe1d8b127ebb22

?????文件????????212??2016-12-01?14:43??PuKe\.git\objects\1a\08812953f101a4c01a54a6753eef56c5e1452f

?????文件??????71413??2016-11-30?23:48??PuKe\.git\objects\23\3d994bad05b716378730f8f9fb52f0e65f7345

?????文件??????38811??2016-11-30?23:48??PuKe\.git\objects\25\1886425a6cc91c6ddd91da6760f046546fd4a7

?????文件??????34545??2016-11-30?23:48??PuKe\.git\objects\27\9d129521b1428bca78dfc252706fe6cf6317d9

?????文件???????1454??2016-12-01?12:52??PuKe\.git\objects\33\a8342bfcaadc0a5c2da4c2de9a8ccde68d1b11

?????文件??????25604??2016-11-30?23:48??PuKe\.git\objects\3c\a08c7cccb0bf282d2da191287f1977bf6488d2

?????文件?????????76??2016-12-01?14:43??PuKe\.git\objects\41\d58716c0ccc6e947dc5e85b35b25fa95aefa3f

?????文件????????510??2016-12-01?12:52??PuKe\.git\objects\47\275dc798b27962dd40fabbc91219a5ea9330f3

............此處省略169個文件信息