function?[PY2PY1PX2PX1]=caitu_fenge（I）
[yxz]=size（I）;
myI=double（I）;
Y_threshlow=5;%這個(gè)數(shù)值很重要。決定了提取的彩圖的質(zhì)量
X_firrectify=5;%ganrao?transaction
%======================?Y?方向============================
Blue_y=zeros（y1）;
for?i=1:y
????for?j=1:x
???????%if?（myI（ij1）<=48）&&（myI（ij2）>=40）&&（myI（ij2）<=90）&&（myI（ij3）<=220）&&（myI（ij3）>=80）????
????????if（（myI（ij1）<=48）&&（（myI（ij2）<=100）&&（myI（ij2）>=40））&&（（myI（ij3）<=200）&&（myI（ij3）>=80）））??
????????%if?（（myI（ij1）<=0.7）&&（myI（ij1）>=0.6）&&（（myI（ij2）<=1.8）&&（myI（ij2）>=0.6））&&（（myI（ij3）<=1.7）&&（myI（ij3）>=0.45）））
???????????Blue_y（i1）=?Blue_y（i1）+1;?????%?藍(lán)色象素點(diǎn)統(tǒng)計(jì)????????????????????
????????end??
????end???????
end
baisebili=0;changkuanbi=0;
k=0;
while（~（（baisebili>=0.12）&&（baisebili<=0.5）&&（changkua

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????文件???????34710??2009-05-03?06:30??車牌識(shí)別上傳論壇\0.BMP
?????文件???????53738??2009-05-03?06:32??車牌識(shí)別上傳論壇\0.WAV
?????文件???????18630??2009-05-03?06:31??車牌識(shí)別上傳論壇\1.BMP
?????文件???????59458??2009-05-03?06:32??車牌識(shí)別上傳論壇\1.WAV
?????文件???????47574??2009-05-03?06:30??車牌識(shí)別上傳論壇\10.BMP
?????文件???????68934??2009-05-03?06:30??車牌識(shí)別上傳論壇\11.BMP
?????文件???????39114??2009-05-03?06:30??車牌識(shí)別上傳論壇\12.BMP
?????文件???????72762??2009-05-03?06:30??車牌識(shí)別上傳論壇\13.BMP
?????文件???????33342??2009-05-03?06:30??車牌識(shí)別上傳論壇\14.BMP
?????文件???????45198??2009-05-03?06:31??車牌識(shí)別上傳論壇\15.BMP
?????文件???????41502??2009-05-03?06:31??車牌識(shí)別上傳論壇\16.BMP
?????文件????????4278??2009-05-03?06:31??車牌識(shí)別上傳論壇\17.BMP
?????文件????????3750??2009-05-03?06:31??車牌識(shí)別上傳論壇\18.BMP
?????文件???????51574??2009-05-03?06:31??車牌識(shí)別上傳論壇\19.BMP
?????文件???????19494??2009-05-03?06:31??車牌識(shí)別上傳論壇\2.BMP
?????文件???????66058??2009-05-03?06:32??車牌識(shí)別上傳論壇\2.WAV
?????文件???????47222??2009-05-03?06:31??車牌識(shí)別上傳論壇\20.BMP
?????文件???????17254??2009-05-03?06:31??車牌識(shí)別上傳論壇\21.BMP
?????文件????????4278??2009-05-03?06:31??車牌識(shí)別上傳論壇\22.BMP
?????文件???????53198??2009-05-03?06:31??車牌識(shí)別上傳論壇\23.BMP
?????文件???????48366??2009-05-03?06:31??車牌識(shí)別上傳論壇\24.BMP
?????文件????????4278??2009-05-03?06:31??車牌識(shí)別上傳論壇\25.BMP
?????文件???????78018??2009-05-03?06:31??車牌識(shí)別上傳論壇\26.BMP
?????文件???????44390??2009-05-03?06:31??車牌識(shí)別上傳論壇\27.BMP
?????文件????????4278??2009-05-03?06:31??車牌識(shí)別上傳論壇\28.BMP
?????文件????????4806??2009-05-03?06:31??車牌識(shí)別上傳論壇\29.BMP
?????文件???????18534??2009-05-03?06:31??車牌識(shí)別上傳論壇\3.BMP
?????文件???????58138??2009-05-03?06:32??車牌識(shí)別上傳論壇\3.WAV
?????文件????????4806??2009-05-03?06:31??車牌識(shí)別上傳論壇\30.BMP
?????文件????????4278??2009-05-03?06:31??車牌識(shí)別上傳論壇\31.BMP
?????文件???????50838??2009-05-03?06:31??車牌識(shí)別上傳論壇\32.BMP
............此處省略105個(gè)文件信息