function?[out]=FDWT（ins）
%?Performs?1D?Haar?transform?using?lifting
%?
%?usage:?out=FDWT（ins）
%?in??is?the?input?signal?matrix
%?s???is?the?required?wavelet?decomposition?levels
%?out?is?the?wavelet?coeffcient?output




[m?n]=size（in）;

out=double（in）;

for?i=1:s
????
????mat=out（:1:n）;
????yv=1:2:n-1;
????a=mat（:yv）;
????b=mat（:yv+1）;
????
????b=b-a;
????a=a+b/2;
????mat=[a*sqrt（2）?b/sqrt（2）];
??????
????out（:1:n）=mat;
????n=n/2;
????
end;
????
????????

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2018-10-10?15:39??源碼\
?????文件???????18425??2017-01-17?01:03??源碼\79.mat
?????文件?????????496??2017-05-02?20:47??源碼\FDWT.m
?????文件???????17917??2017-01-17?01:03??源碼\noise_Nov2016.mat
?????文件?????????127??2017-04-29?23:08??源碼\psnr.m
?????目錄???????????0??2018-10-10?15:39??演示\
?????文件??????????64??2018-10-10?16:34??說(shuō)明.txt
?????目錄???????????0??2018-10-10?15:38??需求\
?????文件?????????722??2017-04-22?17:17??需求\說(shuō)明.txt