function?B?=?averaging3（A）;
%average/blur?a?RGB?image?A?into?B
%?A:?m?by?n?by?3
%?B:?m?by?n?by?3

[mnx]?=?size（A）;

A?=?double（A）;
B?=?zeros（mn3）;
for?i=1:3:m
????for?j=1:3:n
????????temp?=?（sum（A（ij:j+2:））+sum（A（i+1j:j+2:））+sum（A（i+2j:j+2:）））/9;
????????for?x=0:2
????????????B（ij+x:）?=?temp;
????????????B（i+1j+x:）?=?temp;
????????????B（i+2j+x:）?=?temp;
????????end
????end
end
B?=?uint8（B）;

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

????.......???????434??2005-06-06?14:45??code\averaging3.m

????.......???????491??2003-11-11?18:19??code\averaging4.m

????.......???????891??2001-10-31?12:31??code\dist2.m

????.......???????337??2005-06-06?14:44??code\downsize.m

?????文件???????1646??2009-12-17?15:10??code\example.m

????.......??????1613??2003-11-14?12:16??code\findfeature.m

????.......??????1270??2005-06-06?15:17??code\findgradient.m

????.......??????5008??2005-06-06?17:56??code\findimage1.m

????.......???????291??2003-11-12?22:36??code\findmean.m

????.......??????1587??2005-06-06?15:50??code\naneighbor.m

????.......???????597??2003-11-10?21:30??code\overlapcut.m

????.......????235254??2003-11-07?17:39??code\pic\head-high.bmp

????..A.SH.?????11264??2009-12-17?15:01??code\pic\Thumbs.db

????.......????589878??2005-06-06?18:01??code\pic\train-ab-high.bmp

?????目錄??????????0??2009-12-17?15:01??code\pic

?????目錄??????????0??2009-12-17?15:11??code

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

???????????????850561????????????????????16