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upwlev2

Single Level Reconstruction from two dimension multiple level decompostion

Calling Sequence

[NC,NS,CA]=upwlev2(c,s,wname)
[NC,NS,CA]=upwlev2(c,s,Lo_R,Hi_R)

Parameters

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"

NC:

upward level coefficent array

NS:

upward level size array

CA:

approximation coeffient at the last level

Lo_R:

lowpass synthesis filter

Hi_R:

highpass syntheis filter

c :

coefficent array

s :

size array

Description

upwlev is for single level reconstruction.

Examples

x=rand(100,100);
[C,S]=wavedec2(x,3,'db2');
[NC,NL,CA3]=upwlev2(C,S,'db2');

Authors

See also


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