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WPTREE Object

Class WPTREE (Wavelet Packet Tree) -- Parent class: DTREE

Fields

dtree
Parent object
wavInfo
Structure (wavelet information)
entInfo
Structure (entropy information)

Fields Description

wavInfo

wavName
- Wavelet Name.
Lo_D
- Low Decomposition filter
Hi_D
- High Decomposition filter
Lo_R
- Low Reconstruction filter
Hi_R
- High Reconstruction filter

entInfo

entName
- Entropy Name
entPar
- Entropy Parameter

allNI Array(nbnode,5)     (field of the dtree parent object)

[ind,size,ent,ento]

ind
- Index
size
- Size of data
ent
- Entropy
ento
- Optimal Entropy

Methods

Constructor.   

Method
Description
wptree
Constructor for the class WPTREE

Methods That Overload Those of DTREE Class.   

Method
Description
defaninf
Define node information (all nodes).
get
Get WPTREE object field contents.
merge
Merge (recompose) the data of a node.
read
Read values in WPTREE object fields.
recons
Reconstruct wavelet packet coefficients.
set
Set WPTREE object field contents.
split
Split (decompose) the data of a terminal node.
tlabels
Labels for the nodes of a wavelet packet tree.
write
Write values in WPTREE object fields.

Proper Methods of WPTREE Class..   

Method
Description
bestlevt
Best level of a wavelet packet tree.
besttree
Best wavelet packet tree.
entrupd
Entropy update (wavelet packet tree).
wp2wtree
Extract wavelet tree from wavelet packet tree.
wpcoef
Wavelet packet coefficients.
wpcutree
Cut wavelet packet tree.
wpjoin
Recompose wavelet packet.
wpplotcf
Plot wavelet packets colored coefficients.
wprcoef
Reconstruct wavelet packet coefficients.
wprec
Wavelet packet reconstruction 1-D.
wprec2
Wavelet packet reconstruction 2-D.
wpsplt
Split (decompose) wavelet packet.
wpthcoef
Wavelet packet coefficients thresholding.
wpviewcf
Plot wavelet packets colored coefficients.


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