clc;
fid=fopen（‘d:/img/fing_128.img‘‘r‘）;
f=fread（fid[128128]‘uchar‘）;
subplot（211）;
imshow（f[0255]）;
q=zeros（1256）;
for?x=1:128
????for?y=1:128
????????q（f（xy）+1）=q（f（xy）+1）+1;
????end
end
s=q./（128*128）;
X=0:255;
subplot（212）;
bar（Xs‘）;


figure;
t=zeros（1256）;
t（1）=s（1）;
for?i=2:256
????t（i）=t（i-1）+s（i）;
end
subplot（211）;
bar（Xt‘）;

t0=floor（255*t+0.5）;
subplot（212）;
bar（Xt0‘）;


figure;
t1=zeros（1256）;
for?i=1:256
????t1（t0（i）+1）=s（i）+t1（t0（i）+1）;
end
subplot（211）;
bar（Xt1‘）;


f1=zeros（128128）
for?x=1:128
????for?y=1:128
????????f1（xy）=t0（f（xy）+1）;
????end
end
subplot（212）;
imshow（f1[0255]）;
????????

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

?????文件????????682??2007-04-25?14:21??XIBAO.m

?????文件?????955904??2007-03-26?17:45??數字圖像處理實驗指導書.doc

?????文件????????412??2007-04-25?15:10??ruihua.m

?????文件????????955??2007-05-24?15:41??jiance.m

?????文件??????16384??2007-03-26?17:36??img\cell_128.img

?????文件??????16384??2007-03-26?17:36??img\fing_128.img

?????文件??????65536??2007-03-26?17:32??img\lena.img

?????文件????????692??2007-04-25?14:16??fing.m

?????文件????????708??2007-04-23?19:48??lena.m

?????文件????????746??2007-04-25?15:00??pinghua.m

?????文件????????633??2007-04-26?15:22??pinhua.m

?????文件????????770??2007-04-23?19:01??sanshi.m

?????目錄??????????0??2007-04-29?10:38??img

?????文件????????218??2007-01-22?19:53??www.pudn.com.txt

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

??????????????1060024????????????????????14