clear;
clc;
directory=uigetdir（‘‘‘選擇學習圖片路徑‘）;
ImageNum=60000;
numis=textread（‘study.txt‘‘%1d‘）;??%numis?是正確的ImageNum個樣本值
feasum=zeros（1016）;??????%10*16的特征之和數組
numsum=zeros（10）;???????%0-9的個數，0用10代替
h_w=waitbar（0‘請稍后，正在處理中>>>>>>>>‘）;
for?i=1:ImageNum
????impath=fullfile（directory[‘TrainImage_‘?num2str（i‘%05d‘）?‘.bmp‘]）;
????rawim=imread（impath）;
????xx=find（rawim<150）;
????rawim（xx）=0;
????x=find（rawim>=150）;
????rawim（x）=255;
????bwim=im2bw（rawim0.5）;%二值化
????
????gridnum=[0000000000000000];%保存16個塊的黑色像素個數
????xbase=1;
????ybase=1;
????for?yz=0:3
????????for?xz=0:3??????????%這兩個是4*4的大塊
????????????for?ybase=1:7
????????????????for?xbase=1:7???????%這兩個是在7*7的小塊內
????????????????????if（bwim（yz*7+ybasexz*7+xbase）==0）??%如果是黑色像素
????????????????????????gridnum（yz*4+xz+1）=gridnum（yz*4+xz+1）+1;
????????????????????end
????????????????end
????????????end
????????end
????end
????
????jud=numis（i）;
????if?jud==0???????%如果是0，放在第十個
????????jud=10;
????end
????numsum（jud）=numsum（jud）+1;??????%統計0-9的個數
????for?t=1:16
????????feasum（judt）=feasum（judt）+gridnum（t）;
????end
????waitbar（i/ImageNum）;
end
sum=zeros（10）;??????%sum保存0-9所有節點黑色像素總和，用于歸一化
for?i=1:10
????for?j=1:16
????????sum（i）=sum（i）+feasum（ij）;
????end
end
feature=zeros（1016）;
for?i=1:10
????for?j=1:16
????????feature（ij）=feasum（ij）/sum（i）;
????end
end
fid=fopen（‘features.txt‘‘w‘）;		%將特征值寫到?feature.txt?文件
for?i=1:10
	fprintf（fid‘%1.8f?%1.8f?%1.8f?%1.8f?%1.8f?%1.8f?%1.8f?%1.8f?%1.8f?%1.8f?%1.8f?%1.8f?%1.8f?%1.8f?%1.8f?%1.8f\n‘feature（i1）feature（i2）feature（i3）feature（i4）feature（i5）feature（i6）feature（i7）feature（i8）feature（i9）feature（i10）feature（i11）feature（i12）feature（i13）feature（i14）feature（i15）feature（i16））;
end
fclose（fid）;
close（h_w）;

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

?????文件???????1760??2011-11-12?10:04??44grid\features.txt

?????文件???????2257??2011-11-12?13:18??44grid\grid-recognition.asv

?????文件???????1860??2011-11-12?09:50??44grid\grid_study.asv

?????文件???????1945??2011-11-12?13:55??44grid\grid_study.m

?????文件??????94416??2011-11-15?18:48??44grid\log.txt

?????文件????1072694??2011-11-15?18:58??44grid\ok.bmp

?????文件???????1654??2011-11-15?18:55??44grid\ok.fig

?????文件????????269??2011-11-12?14:56??44grid\ReadMe.txt

?????文件???????2330??2011-11-15?18:47??44grid\recognition.m

?????文件?????120000??2011-11-10?21:42??44grid\study.txt

?????文件??????20000??2011-11-10?21:32??44grid\test.txt

?????文件???????1320??2011-11-12?19:40??66splitline\features.txt

?????文件???????1989??2011-11-12?16:54??66splitline\grid_study.asv

?????文件??????91112??2011-11-15?18:58??66splitline\log.txt

?????文件????1072694??2011-11-15?19:00??66splitline\ok.bmp

?????文件????????270??2011-11-12?17:23??66splitline\ReadMe.txt

?????文件???????1666??2011-11-12?18:57??66splitline\recognition.asv

?????文件???????2433??2011-11-15?18:57??66splitline\recognition.m

?????文件???????2286??2011-11-12?19:34??66splitline\study.m

?????文件?????120000??2011-11-10?21:42??66splitline\study.txt

?????文件??????20000??2011-11-10?21:32??66splitline\test.txt

?????文件???????5400??2011-11-12?15:17??77grid\features?-?副本.txt

?????文件???????5403??2011-11-12?20:09??77grid\features.txt

?????文件???????1701??2011-11-12?14:20??77grid\grid_study.asv

?????文件???????1710??2011-11-12?20:05??77grid\grid_study.m

?????文件??????59668??2011-11-13?17:05??77grid\log.txt

?????文件????????269??2011-11-12?15:51??77grid\ReadMe.txt

?????文件???????2267??2011-11-12?14:31??77grid\recognition.asv

?????文件???????2277??2011-11-12?20:58??77grid\recognition.m

?????文件?????120000??2011-11-10?21:42??77grid\study.txt

............此處省略47個文件信息