function?y=core（cdx）
[xpxq]=size（x）;?[cpcq]=size（c）;?[dpdq]=size（d）;
y=[];?q=ind（dx）;?pp=ind（cx）;?[bw]=pospq（ppq）;
for?u=1:cq
????a{u}=setdiff（cu）;?p{u}=ind（a{u}x）;?[k{u}kk{u}]=pospq（p{u}q）;
????if?k{u}~=b?y=cat（2yu）;?end
end

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

?????文件?????????72??2009-09-24?22:00??rsda（Matlab）\1.8.txt

?????文件????????130??2009-09-23?22:24??rsda（Matlab）\10-28.txt

?????文件????????170??2009-09-23?23:18??rsda（Matlab）\10-29-rsdav.txt

?????文件????????209??2009-09-23?23:04??rsda（Matlab）\10-29.txt

?????文件????????324??2009-09-23?23:41??rsda（Matlab）\10-30-rsdav.txt

?????文件????????360??2009-09-23?23:43??rsda（Matlab）\10-30.txt

?????文件?????????77??2009-10-03?11:09??rsda（Matlab）\4.10.txt

?????文件?????????75??2003-12-06?15:26??rsda（Matlab）\A.txt

?????文件?????????75??2003-12-09?13:47??rsda（Matlab）\a7-5-1.txt

?????文件????????118??2003-12-09?15:32??rsda（Matlab）\aa6-3-1.txt

?????文件?????????86??2003-12-07?16:45??rsda（Matlab）\b.txt

?????文件?????????86??2003-12-09?13:47??rsda（Matlab）\b8-5-1.txt

?????文件????????249??2004-06-10?10:10??rsda（Matlab）\core.m

?????文件???????1221??2003-03-14?20:03??rsda（Matlab）\disperse.m

?????文件????????563??2001-04-28?09:14??rsda（Matlab）\ind.m

?????文件????????582??2003-11-26?15:19??rsda（Matlab）\indbk.m

?????文件????????279??2003-11-26?10:38??rsda（Matlab）\indpre.m

?????文件????????105??2004-06-10?10:08??rsda（Matlab）\ind_cls.m

?????文件????????182??2003-11-28?19:55??rsda（Matlab）\infc.m

?????文件????????190??2003-11-28?19:41??rsda（Matlab）\lower.m

?????文件????????160??2004-06-10?10:36??rsda（Matlab）\order.m

?????文件????????345??2003-11-19?11:39??rsda（Matlab）\pos.m

?????文件?????????79??2004-06-10?10:08??rsda（Matlab）\posind.m

?????文件????????408??2004-06-10?10:20??rsda（Matlab）\pospq.m

?????文件???????1024??2001-04-28?07:55??rsda（Matlab）\redu.m

?????文件???????7024??2004-05-20?10:03??rsda（Matlab）\rsdav3.asv

?????文件??????39632??2004-05-20?10:12??rsda（Matlab）\rsdav3.fig

?????文件???????6797??2004-06-10?10:37??rsda（Matlab）\rsdav3.m

?????文件????????167??2001-04-27?16:07??rsda（Matlab）\Rslower.m

?????文件????????197??2001-04-27?16:06??rsda（Matlab）\Rsupper.m

............此處省略12個文件信息