Name
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
- 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
Roger Liu and Isaac Zhi