<< indwt2 discrete_wavelet_analysis iswt2 >>

swt >> discrete_wavelet_analysis > iswt

iswt

Inverse Stationary Wavelet Transform

Calling Sequence

x0=iswt(SWA,SWD,wname])
x0=iswt(SWA,SWD,Lo_R,Hi_R)
x0=iswt(SWC,wname])
x0=iswt(SWC,Lo_R,Hi_R)

Parameters

SWA:

approximation coefficient

SWD:

detail coefficient

SWC:

composite coefficient

wname:

wavelet name, haar( "haar"),daubechies ("db1" to "db36"), coiflets ("coif1" to "coif17"), symlets ("sym2" to "sym20"), legendre ("leg1" to "leg9"), bathlets("bath4.0" to "bath4.15" and "bath6.0" to "bath6.15"), dmey ("dmey"), beyklin ("beylkin"), vaidyanathan ("vaidyanathan"), biorthogonal B-spline wavelets ("bior1.1" to "bior6.8"), "rbior1.1" to "rbior6.8"

x0:

reconstruced signal

Lo_R:

lowpass synthesis filter

Hi_R:

highpass synthesis filter

Description

iswt is discrete inverse stationary wavelet transform utility.

Examples

x=rand(1,128);
[SWA,SWD]=swt(x,3,'db2');
x0 = iswt(SWA,SWD,'db2');

Authors

See also


Report an issue
<< indwt2 discrete_wavelet_analysis iswt2 >>