clc;
clear;
load?leleccum;
%s=leleccum?（1:3920）;
s=leleccum?（1:1024）;
ls=length?（s）;
[cA1cD1]=dwt（s‘db24‘）;
plot?（s‘c‘）;hold?on;

plot?（cA1?‘g‘）;hold?on;
plot?（cD1?‘b‘）;hold?on;
figure??????????%顯示小波變換的低頻和高頻波形
subplot（121）;plot（cA1）;title（‘Approximation?cA1‘）
subplot（122）;plot（cD1）;title（‘Detail?cD1‘）;
A0=idwt（cA1cD1‘db1‘ls）;
figure
plot?（A0‘r‘）;hold?on;
plot?（s‘g‘）;hold?on;

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

?????文件???????7792??2009-04-16?07:20??HarmAnalysis.m

?????文件????1057920??2001-01-01?07:52??34.fig

?????文件????1057920??2001-01-01?07:51??34No.fig

?????文件???????2622??2001-01-01?05:32??34ShuntAPF.asv

?????文件????????413??2001-01-01?02:17??Elec_Dwt.asv

?????文件????????403??2001-01-01?02:17??Elec_Dwt.m

?????文件????????424??2001-01-01?14:16??EleccumWavelet.asv

?????文件????????424??2001-01-01?14:20??EleccumWavelet.m

?????文件????????685??2001-01-01?20:23??FFT.asv

?????文件????????651??2001-01-01?22:10??FilterAmpFreq.m

?????文件????????695??2001-01-01?21:57??FTBack.m

?????文件???????7734??2009-04-16?07:18??HarmAnalysis.asv

?????文件???????1626??2009-04-14?23:59??work\WaveDecRec.m

?????文件????????686??2001-01-01?18:36??work\databasetlbx.sgml

?????文件???????1232??2001-01-01?18:36??work\databasetlbx.html

?????文件?????????79??2001-01-01?11:24??work\Wavelat.m

?????文件??????57728??2001-01-01?12:10??work\noissin?db4?1-48.fig

?????文件??????73920??2001-01-01?12:12??work\noissin?db4?2-2-128.fig

?????文件?????536488??2001-01-01?12:32??work\warma.mat

?????文件????1120648??2001-01-01?12:36??work\cantor.wc1

?????文件????????296??2001-01-01?00:14??work\mysave.mat

?????文件????????240??2001-01-01?00:19??work\data.mat

?????文件????????464??2001-01-01?00:24??work\matlab.mat

?????文件????????273??2001-01-01?12:25??work\XiangGuan.m

?????文件??????19892??2001-01-01?12:15??work\F2.mat

?????文件???????4018??2001-01-01?12:15??work\F1.mat

?????文件????????633??2001-01-01?12:25??work\huxiangguan.m

?????文件????????599??2001-01-01?12:26??work\FF_1.m

?????文件??????34320??2001-01-01?12:29??work\R29_tzfzqw.dat

?????文件????????412??2001-01-01?12:36??work\read_dat.m

............此處省略204個文件信息