I=imread（‘lena.bmp‘）;
[m?n]=size（I）;
bw=zeros（mn）;
model=[0?2
???????3?1];
[rowM?colM]=?size（model）;
model?=?model*255/3;


%比較，進行二值化變換
for?i=1:m
?????row?=?mod（irowM）;
?????if?row?==?0?
?????????row?=?2;
?????end
???for?j=1:n
?????columun?=?mod（jcolM）;
?????if?columun?==?0
?????????columun?=?2;
?????end
???if?I（ij）?>?model（rowcolumun）
???????bw（ij）=255;
??????end
???end
?end
imwrite（bw‘bayer_2.tif‘）;
figure（1）;
imshow（bw）;

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

?????文件????????472??2007-12-16?16:34??Bayer抖動_2\bayer_2.m

?????文件?????218252??2007-12-16?16:34??Bayer抖動_2\bayer_2.tif

?????文件?????263222??2007-12-14?10:22??Bayer抖動_2\lena.bmp

?????文件????????519??2007-12-16?16:38??Bayer抖動_4\bayer_4.m

?????文件?????219754??2007-12-16?16:38??Bayer抖動_4\bayer_4.tif

?????文件?????263222??2007-12-14?10:22??Bayer抖動_4\lena.bmp

?????文件????????694??2007-12-16?12:03??Bayer抖動_8\bayer_8.m

?????文件?????220540??2007-12-16?12:04??Bayer抖動_8\bayer_8.tif

?????文件?????263222??2007-12-14?10:22??Bayer抖動_8\lena.bmp

?????目錄??????????0??2008-01-26?20:38??Bayer抖動_2

?????目錄??????????0??2008-01-26?20:38??Bayer抖動_4

?????目錄??????????0??2008-01-26?20:38??Bayer抖動_8

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

??????????????1449897????????????????????12