function?[xabwr]=delt（a）
%對交通標志
%i為輸入圖像
%x為提取的特征

bw=rgb2gray（a）;??%將彩色圖像灰度化

for?i=1:32
??for?j=1:32
???if?bw（ij）>130
?????bw（ij）=0;
????else
????bw（ij）=1;
????end
???end
???end???????%二值化

????bw=double（bw）;
????k=mat2gray（bw）;
r=hgtrans（k3232）;?%?Hough變換
r1=r;

for?i=1:32
??for?j=1:32
?????if?r1（ij）<=30?
????????r1（ij）=0;
???else
?????????r1（ij）=r1（ij）;?
??end
?end
end?????????%判斷直線的個數(shù)

x=sum（r1）;???%對theta軸投影

ma=max（x）;
if?ma<100
for?i=1:32
??if?x（i）>31?
?????x（i）=1;
??else?x（i）=0;
??end
end?????????????%提取特征

else?
???bw1=zeros（32）;
???for?i=1:32
????for?j=1:32
????if?bw（ij）==1
?????bw1（ij）=0;
????else
????bw1（ij）=1;
????end
???end
???end??%重新二值化

???bw1=double（bw1）;
k=mat2gray（bw1）;
r1=hgtrans（k3232）;??%Hough變化

for?i=1:32
??for?j=1:32
?????if?r1（ij）<=30?
????????r1（ij）=0;
???else
??????r1（ij）=r1（ij）;
??end
?end
end

x=sum（r1）;
ma=max（x）;mi=min（x）;
u=（ma+mi）*0.53;
u=round（u）;??
??????
??for?i=1:32
??if?x（i）>u?
?????x（i）=1;
?????else?x（i）=0;
???end
end??????
end??????%特征提取

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

?????文件???????3126??2002-09-02?16:18??人工神經(jīng)網(wǎng)絡原理及仿真實例\NNDemo2.0\00.bmp

?????文件???????3126??2002-09-02?16:19??人工神經(jīng)網(wǎng)絡原理及仿真實例\NNDemo2.0\10.bmp

?????文件???????1662??2001-11-09?00:59??人工神經(jīng)網(wǎng)絡原理及仿真實例\NNDemo2.0\10cities.bmp

?????文件???????3126??2002-09-02?16:19??人工神經(jīng)網(wǎng)絡原理及仿真實例\NNDemo2.0\20.bmp

?????文件???????1662??2001-11-09?16:44??人工神經(jīng)網(wǎng)絡原理及仿真實例\NNDemo2.0\20cities.bmp

?????文件???????3126??2002-09-02?16:20??人工神經(jīng)網(wǎng)絡原理及仿真實例\NNDemo2.0\30.bmp

?????文件???????3126??2002-09-02?16:21??人工神經(jīng)網(wǎng)絡原理及仿真實例\NNDemo2.0\40.bmp

?????文件???????3126??2002-09-02?16:21??人工神經(jīng)網(wǎng)絡原理及仿真實例\NNDemo2.0\50.bmp

?????文件???????3126??2002-09-02?16:21??人工神經(jīng)網(wǎng)絡原理及仿真實例\NNDemo2.0\60.bmp

?????文件???????3126??2002-09-02?16:22??人工神經(jīng)網(wǎng)絡原理及仿真實例\NNDemo2.0\70.bmp

?????文件???????3126??2002-09-02?16:22??人工神經(jīng)網(wǎng)絡原理及仿真實例\NNDemo2.0\80.bmp

?????文件???????3126??2002-09-02?16:23??人工神經(jīng)網(wǎng)絡原理及仿真實例\NNDemo2.0\90.bmp

?????文件?????????54??2003-10-17?14:29??人工神經(jīng)網(wǎng)絡原理及仿真實例\NNDemo2.0\@linear\char.m

?????文件?????????73??2003-10-17?14:29??人工神經(jīng)網(wǎng)絡原理及仿真實例\NNDemo2.0\@linear\display.m

?????文件?????????62??2003-10-17?14:29??人工神經(jīng)網(wǎng)絡原理及仿真實例\NNDemo2.0\@linear\evaluate.m

?????文件????????325??2003-10-17?14:29??人工神經(jīng)網(wǎng)絡原理及仿真實例\NNDemo2.0\@linear\linear.m

????...D..R?????????0??2009-12-24?11:14??人工神經(jīng)網(wǎng)絡原理及仿真實例\NNDemo2.0\@linear

?????文件?????????99??2003-10-17?14:29??人工神經(jīng)網(wǎng)絡原理及仿真實例\NNDemo2.0\@rbf\char.m

?????文件????????100??2003-10-17?14:30??人工神經(jīng)網(wǎng)絡原理及仿真實例\NNDemo2.0\@rbf\display.m

?????文件???????2775??2000-09-17?03:26??人工神經(jīng)網(wǎng)絡原理及仿真實例\NNDemo2.0\@rbf\evaluate.c

?????文件??????40960??2000-11-17?21:20??人工神經(jīng)網(wǎng)絡原理及仿真實例\NNDemo2.0\@rbf\evaluate.dll

?????文件????????303??2003-10-17?14:30??人工神經(jīng)網(wǎng)絡原理及仿真實例\NNDemo2.0\@rbf\evaluate.m

?????文件???????5496??2000-09-17?03:26??人工神經(jīng)網(wǎng)絡原理及仿真實例\NNDemo2.0\@rbf\evaluate.mexlx

?????文件??????15560??2000-12-13?19:52??人工神經(jīng)網(wǎng)絡原理及仿真實例\NNDemo2.0\@rbf\evaluate.mexsol

?????文件??????11632??2000-12-13?19:52??人工神經(jīng)網(wǎng)絡原理及仿真實例\NNDemo2.0\@rbf\evaluate.o

?????文件???????2592??2000-12-13?19:52??人工神經(jīng)網(wǎng)絡原理及仿真實例\NNDemo2.0\@rbf\mexversion.o

?????文件?????????47??2003-10-17?14:30??人工神經(jīng)網(wǎng)絡原理及仿真實例\NNDemo2.0\@rbf\r.m

?????文件????????483??2003-10-17?14:30??人工神經(jīng)網(wǎng)絡原理及仿真實例\NNDemo2.0\@rbf\rbf.m

????...D..R?????????0??2009-12-24?11:14??人工神經(jīng)網(wǎng)絡原理及仿真實例\NNDemo2.0\@rbf

?????文件???????2192??2000-09-17?03:26??人工神經(jīng)網(wǎng)絡原理及仿真實例\NNDemo2.0\@smosvctutor\Cache.h

............此處省略274個文件信息