a=imread（‘4.jpg‘）;
imshow（a）
a=rgb2gray（a）;
imshow（a）
figure;imhist（a）;%畫出圖像的直方圖
title（‘直方圖‘）
display（‘圖像特征如下：‘）
display（‘方差；熵；逆差距；能量；集群蔭；集群突出‘）
a=double（a）;??%?a表示原始圖像灰度矩陣

????hw=2;??%?hw為平滑窗口的大小

????[m?n]=size（a）;

????b=zeros（m-2*hwn-2*hw2）;

????for?i=1+hw:m-hw??%求平滑矩陣

????????for?j=1+hw:n-hw

????????????wi=a（i-hw:i+hwj-hw:j+hw）;

????????????b（i-hwj-hw1）=mean2（wi）;

????????end

????end

????b（::2）=a（1+hw:m-hw1+hw:n-hw）;

????b=uint8（b）;

????[m?n?l]=size（b）;

????h=zeros（256256）;

????for?i=1:m??%求聯合分布直方圖

????????for?j=1:n

????????????h（b（ij1）+1b（ij2）+1）=h（b（ij1）+1b（ij2）+1）+1;

????????end

????end

????h=h./m./n;?%歸一化

????tezheng=zeros（16）;?%entr64為紋理特征矢量

????h0=h;

???

????%%?求方差

????for?i=1:256

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

?????文件??????82831??2007-05-31?21:00??traffic?sign?detection\1.jpg

?????文件??????17946??2007-05-31?22:41??traffic?sign?detection\2.jpg

?????文件?????100855??2007-05-31?20:58??traffic?sign?detection\4.jpg

?????文件??????32166??2017-01-10?14:55??traffic?sign?detection\result.jpg

?????文件???????1998??2017-01-06?17:06??traffic?sign?detection\Untitled.m

?????文件??????94146??2007-05-31?21:09??traffic?sign?detection\交通路標識別\10.jpg

?????文件??????77609??2007-05-31?21:13??traffic?sign?detection\交通路標識別\11.jpg

?????文件??????59140??2007-05-31?22:22??traffic?sign?detection\交通路標識別\17.jpg

?????文件??????71068??2007-05-31?22:25??traffic?sign?detection\交通路標識別\18.jpg

?????文件?????112739??2007-06-11?13:45??traffic?sign?detection\交通路標識別\19.jpg

?????文件?????120281??2007-06-11?13:47??traffic?sign?detection\交通路標識別\20.jpg

?????文件?????100855??2007-05-31?20:58??traffic?sign?detection\交通路標識別\4.jpg

?????文件??????82831??2007-05-31?21:00??traffic?sign?detection\交通路標識別\5.jpg

?????文件??????23094??2007-05-31?23:07??traffic?sign?detection\交通路標識別\50.bmp

?????文件??????94289??2007-05-31?21:07??traffic?sign?detection\交通路標識別\9.jpg

?????文件????????535??2008-05-08?21:26??traffic?sign?detection\交通路標識別\appendimages.m

?????文件??????27176??2007-06-01?09:24??traffic?sign?detection\交通路標識別\interface.fig

?????文件???????3753??2007-06-08?09:36??traffic?sign?detection\交通路標識別\interface.m

?????文件??????13056??2007-06-11?14:23??traffic?sign?detection\交通路標識別\mid2.bmp

?????文件????????192??2016-12-27?10:45??traffic?sign?detection\交通路標識別\noise.m

?????文件??????94146??2007-05-31?21:09??traffic?sign?detection\交通路標識別\picture\10.jpg

?????文件??????77609??2007-05-31?21:13??traffic?sign?detection\交通路標識別\picture\11.jpg

?????文件??????59140??2007-05-31?22:22??traffic?sign?detection\交通路標識別\picture\17.jpg

?????文件??????71068??2007-05-31?22:25??traffic?sign?detection\交通路標識別\picture\18.jpg

?????文件?????112739??2007-06-11?13:45??traffic?sign?detection\交通路標識別\picture\19.jpg

?????文件?????120281??2007-06-11?13:47??traffic?sign?detection\交通路標識別\picture\20.jpg

?????文件?????100855??2007-05-31?20:58??traffic?sign?detection\交通路標識別\picture\4.jpg

?????文件??????82831??2007-05-31?21:00??traffic?sign?detection\交通路標識別\picture\5.jpg

?????文件??????94289??2007-05-31?21:07??traffic?sign?detection\交通路標識別\picture\9.jpg

????..A.SH.?????45056??2009-04-29?14:04??traffic?sign?detection\交通路標識別\picture\Thumbs.db

............此處省略30個文件信息