function?y?=?backsamp（y）
%?BACKSAMP????Backsampling?the?subband?images?of?the?directional?filter?bank
%
%???y?=?backsamp（y）
%
%?Input?and?output?are?cell?vector?of?dyadic?length
%
%?This?function?is?called?at?the?end?of?the?DFBDEC?to?obtain?subband?images?
%?with?overall?sampling?as?diagonal?matrices
%
%?See?also:?DFBDEC

%?Number?of?decomposition?tree?levels
n?=?log2（length（y））;

if?（n?~=?round（n））?|?（n?????error（‘Input?must?be?a?cell?vector?of?dyadic?length‘）;
end

if?n?==?1
????%?One?level?the?decomposition?filterbank?shoud?be?Q1r
????%?Undo?the?last?resampling?（Q1r?=?R2?*?D1?*?R3）
????for?k?=?1:2
	y{k}?=?resamp（y{k}?4）;
	y{k}（:?1:2:end）?=?resamp（y{k}（:?1:2:end）?1）;
	y{k}（:?2:2:end）?=?resamp（y{k}（:?2:2:end）?1）;	
????end????
????
elseif?n?>?2????

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

????.......??????1119??2008-03-14?21:21??Contourlet\backsamp.m

????.......??????2390??2008-03-14?21:21??Contourlet\ChangeLog

????.......??????5127??2008-03-14?21:21??Contourlet\computescale.m

????.......??????3537??2008-03-14?21:21??Contourlet\Contents.m

?????文件?????715776??2012-06-07?10:46??Contourlet\Contourlet.ncb

?????文件????????885??2012-06-07?10:16??Contourlet\Contourlet.sln

????..A..H.?????16896??2012-06-07?10:46??Contourlet\Contourlet.suo

?????文件???????7707??2012-06-07?10:16??Contourlet\Contourlet.vcproj

?????文件???????1403??2008-07-14?21:53??Contourlet\Contourlet.vcproj.MDC.Mordecai.user

?????文件???????1415??2012-06-07?10:46??Contourlet\Contourlet.vcproj.SERVER-PC.謝彥浩.user

????.......???????706??2008-03-14?21:21??Contourlet\COPYING

?????文件???????5942??2012-06-07?10:26??Contourlet\Debug\BuildLog.htm

?????文件???????2048??2012-06-07?10:16??Contourlet\Debug\Contourlet.exe.embed.manifest

?????文件???????2112??2012-06-07?10:21??Contourlet\Debug\Contourlet.exe.embed.manifest.res

?????文件????????621??2012-06-07?10:26??Contourlet\Debug\Contourlet.exe.intermediate.manifest

?????文件??????19456??2012-06-07?10:26??Contourlet\Debug\Contourlet.pdb

?????文件???????7637??2012-06-07?10:21??Contourlet\Debug\resampc.obj

?????文件??????53248??2012-06-07?10:21??Contourlet\Debug\vc90.pdb

?????文件???????3497??2008-07-14?15:37??Contourlet\decdemo.m

?????文件???????2547??2008-07-13?22:17??Contourlet\denoisedemo.m

????.......??????2223??2008-03-14?21:21??Contourlet\dfbdec.m

?????文件???????1785??2008-07-13?22:29??Contourlet\dfbdec_l.m

????.......??????1748??2008-03-14?21:21??Contourlet\dfbimage.m

????.......??????2012??2008-03-14?21:21??Contourlet\dfbrec.m

????.......??????1736??2008-03-14?21:21??Contourlet\dfbrec_l.m

????.......??????2729??2008-03-14?21:21??Contourlet\dfilters.m

????.......???????755??2008-03-14?21:21??Contourlet\dup.m

????.......??????1103??2008-03-14?21:21??Contourlet\efilter2.m

?????文件???????1862??2008-07-13?22:41??Contourlet\extend2.m

????.......??????2098??2008-03-14?21:21??Contourlet\fbdec.m

............此處省略59個文件信息