function?lpr_loc（）
%?license?plate?recognition?-?car?plate?location?based?on?color?model
%?modified?by?ZHAO?Hui?April?30th2005
I=imread（‘Car.jpg‘）;
[yxz]=size（I）;
myI=double（I）;
%%%%%%%%%%%?RGB?to?HSI??%%%%%%%%
tic???%?測定算法執行的時間，開始計時

%%%%%%%%%%%?統計分析?%%%%%%%%%%%%%%%
%%%%%%%%?Y?方向?%%%%%%%%%%
Blue_y=zeros（y1）;
for?i=1:y
????for?j=1:x
????????????if（（myI（ij1）<=121）&&myI（ij1）>=110&&（（myI（ij2）<=155）&&（myI（ij2）>=141））&&（（myI（ij3）<=240）&&（myI（ij3）>=210）））?
%?藍色RGB的灰度范圍
???????????????Blue_y（i1）=?Blue_y（i1）+1;?????%?藍色象素點統計??????????
???????????end??
????end???????
end
[temp?MaxY]=max（Blue_y）;????????%?Y方向車牌區域確定
PY1=MaxY;
while?（（Blue_y（PY11）>=5）&&（PY1>1））
???????PY1=PY1-1;
end????
PY2=MaxY;
while?（（Blue_y（PY21）>=5）&&（PY2???????PY2=PY2+1;
end

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

?????文件???????1605??2005-05-06?01:51??matlab基于彩色圖像的車牌定位\test.m

?????文件?????108279??2004-01-15?05:14??matlab基于彩色圖像的車牌定位\Car.JPG

?????目錄??????????0??2008-03-24?22:57??matlab基于彩色圖像的車牌定位

-----------?---------??----------?-----??----

???????????????109884????????????????????3