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第二代小波變換源碼-第二代小波變換源碼.zip
第二代小波變換利用工程實現,運算量少,附近代碼可參考
第二代小波變換利用工程實現,運算量少,附近代碼可參考
代碼片段和文件信息
%%第二代小波變換源碼
%%??此程序用提升法實現第二代小波變換
%%??我用的是非整數階小波變換
%%??采用時域實現步驟先列后行
%%??正變換:分裂,預測,更新;
%%??反變換:更新,預測,合并
%%??只做一層(可以多層,而且每層的預測和更新方程不同)
clear;clc;
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%??1.調原始圖像矩陣
load?wbarb;??%??下載圖像
f=X;?????????%??原始圖像
%?f=[0?0?0?0?0?0?0?0?;...
%????0?0?0?1?1?0?0?0?;...
%????0?0?2?4?4?2?0?0?;...
%????0?1?4?8?8?4?1?0?;...
%????0?1?4?8?8?4?1?0?;...
%????0?0?2?4?4?2?0?0?;...
%????0?0?0?1?1?0?0?0?;...
%????0?0?0?0?0?0?0?0?;];??%??原始圖像矩陣
N=length(f);?????????%??圖像維數
T=N/2;???????????????%??子圖像維數
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%正變換%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%
?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2009-09-11?19:22??第二代小波變換源碼\
?????文件????????3818??2005-10-05?11:56??第二代小波變換源碼\second_wavelet.m
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