資源簡介
這是將Nick Kingsbury等人提出的雙樹復小波圖像分析方法應用在圖像融合方面的一個例子。里面的2D-DTCWT分析方法加以改進可以應用到其他圖像處理任務當中。
代碼片段和文件信息
function?[lo?hi]?=?afb2D(x?af1?af2)
%?2D?Analysis?Filter?Bank
%
%?USAGE:
%???[lo?hi]?=?afb2D(x?af1?af2);
%?INPUT:
%???x?-?N?by?M?matrix
%???????1)?M?N?are?both?even
%???????2)?M?>=?2*length(af1)
%???????3)?N?>=?2*length(af2)
%???af1?-?analysis?filters?for?columns
%???af2?-?analysis?filters?for?rows
%?OUTPUT:
%????lo?-?lowpass?subband
%????hi{1}?-?‘lohi‘?subband
%????hi{2}?-?‘hilo‘?subband
%????hi{3}?-?‘hihi‘?subband
%?EXAMPLE:
%???x?=?rand(3264);
%???[af?sf]?=?farras;
%???[lo?hi]?=?afb2D(x?af?af);
%???y?=?sfb2D(lo?hi?sf?sf);
%???err?=?x?-?y;
%???max(max(abs(err)))
%
%?WAVELET?SOFTWARE?AT?POLYTECHNIC?UNIVERSITY?BROOKLYN?NY
%?http://taco.poly.edu/WaveletSoftware/
if?nargin?3
???af2?=?af1;
end
%?filter?along?columns
[L?H]?=?afb2D_A(x?af1?1);
%?filter?along?rows
[lo?
?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件????????1243??2003-07-17?20:31??FSfarras.m
?????文件????????1272??2011-07-03?18:19??VPSNdemo.m
?????文件?????????870??2003-07-17?20:31??afb2D.m
?????文件?????????957??2011-05-19?21:05??afb2D_A.m
?????文件????????1243??2003-07-17?20:31??cplxdual2D.m
?????文件?????????365??2003-07-17?20:31??cshift2D.m
?????文件????????1519??2003-07-17?20:31??dualfilt1.m
?????文件?????????928??2003-07-17?20:31??icplxdual2D.m
?????文件????????1330??2011-07-06?02:16??license.txt
?????文件?????????135??2003-07-17?20:31??pm.m
?????文件???????11855??2011-07-03?18:21??saras91.jpg
?????文件????????9651??2011-07-03?18:21??saras92.jpg
?????文件?????????570??2003-07-17?20:31??sfb2D.m
?????文件?????????514??2003-07-17?20:31??sfb2D_A.m
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