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waverec2

Two Dimension Multiple Level Inverse Discrete Fast Wavelet Transform

Calling Sequence

x0=waverec2(c,s,wname)
x0=waverec2(c,s,Lo_R,Hi_R)

Parameters

wname
: wavelet name, haar( "haar"), daubechies ("db1" to "db20"), coiflets ("coif1" to "coif5"), 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
: reconstructed matrix
Lo_R
: lowpass synthesis filter
Hi_R
: highpass syntheis filter
c
: coefficent array
s
: size array

Description

waverec2 is for two dimension multiple-level inverse discrete fast wavelet transform.

Examples

x=rand(100,100);
[C,S]=wavedec2(x,3,'db2');
x0=waverec2(C,S,'db2');

Authors

Roger Liu and Isaac Zhi

See Also

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