Wavelet Toolbox

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Reference

Commands Grouped by Function

Graphical User Interface Tools

wavemenu
Start graphical user interface tools.


Wavelets: General
`biorfilt`	Biorthogonal wavelet filter set.
`dyaddown`	Dyadic downsampling.
`dyadup`	Dyadic upsampling.
`intwave`	Integrate wavelet function psi.
`orthfilt`	Orthogonal wavelet filter set.
`qmf`	Quadrature mirror filter.
`wavefun`	Wavelet and scaling functions.
`wfilters`	Wavelet filters.
`wavemngr`	Wavelet manager.
`wmaxlev`	Maximum wavelet decomposition level.


Wavelet Families
`biorwavf`	Biorthogonal spline wavelet filters.
`coifwavf`	Coiflets wavelet filters.
`dbaux`	Daubechies wavelet filters computation.
`dbwavf`	Daubechies wavelet filters.
`mexihat`	Mexican hat wavelet.
`meyer`	Meyer wavelet.
`meyeraux`	Meyer wavelet auxiliary function.
`morlet`	Morlet wavelet.
`symwavf`	Symlets wavelet filters.


Continuous Wavelet: One-Dimensional
`cwt`	Continuous wavelet coefficients 1-D.


Discrete Wavelets: One-Dimensional
`appcoef`	Extract 1-D approximation coefficients.
`detcoef`	Extract 1-D detail coefficients.
`dwt`	Single-level discrete 1-D wavelet transform.
`dwtper`	Single-level discrete 1-D wavelet transform (periodized).
`dwtmode`	Discrete wavelet transform extension mode.
`idwt`	Single-level inverse discrete 1-D wavelet transform.
`idwtper`	Single-level inverse discrete 1-D wavelet transform (periodized).
`upcoef`	Direct reconstruction from 1-D wavelet coefficients.
`upwlev`	Single-level reconstruction of wavelet decomposition 1-D.
`wavedec`	Multi-level wavelet decomposition 1-D.
`waverec`	Multi-level wavelet reconstruction 1-D.
`wrcoef`	Reconstruct single branch from 1-D wavelet coefficients.


Discrete Wavelets: Two-Dimensional
`appcoef2`	Extract 2-D approximation coefficients.
`detcoef2`	Extract 2-D detail coefficients.
`dwt2`	Single-level discrete 2-D wavelet transform.
`dwtper2`	Single-level discrete 2-D wavelet transform (periodized).
`dwtmode`	Discrete wavelet transform extension mode.
`idwt2`	Single-level inverse discrete 2-D wavelet transform.
`idwtper2`	Single-level inverse discrete 2-D wavelet transform (periodized).
`upcoef2`	Direct reconstruction from 2-D wavelet coefficients.
`upwlev2`	Single-level reconstruction of wavelet decomposition 2-D.
`wavedec2`	Multi-level wavelet decomposition 2-D.
`waverec2`	Multi-level wavelet reconstruction 2-D.
`wrcoef2`	Reconstruct single branch from 2-D wavelet coefficients.


Wavelet Packet Algorithms
`besttree`	Best tree (wavelet packet).
`bestlevt`	Best level tree (wavelet packet).
`entrupd`	Entropy update (wavelet packet).
`wentropy`	Entropy (wavelet packet).
`wp2wtree`	Extract wavelet tree from wavelet packet tree.
`wpcoef`	Wavelet packet coefficients.
`wpcutree`	Cut wavelet packets tree.
`wpdec`	Wavelet packet decomposition 1-D.
wpdec2	Wavelet packet decomposition 2-D.
`wpfun`	Wavelet packet functions.
`wpjoin`	Recompose wavelet packet.
`wprcoef`	Reconstruct wavelet packet coefficients.
`wprec`	Wavelet packet reconstruction 1-D
`wprec2`	Wavelet packet reconstruction 2-D.
`wpsplt`	Split (decompose) wavelet packet.


De-Noising and Compression for Signals and Images
`ddencmp`	Default values for de-noising or compression.
`thselect`	Threshold selection for de-noising.
`wden`	Automatic 1-D de-noising using wavelets.
`wdencmp`	De-noising or compression using wavelets.
`wnoise`	Generate noisy wavelet test data.
`wnoisest`	Estimate noise of wavelet coefficients 1-D.
`wpdencmp`	De-noising or compression using wavelet packets.
`wpthcoef`	Wavelet packet coefficients thresholding.
`wthcoef`	Wavelet coefficients thresholding 1-D.
`wthcoef2`	Wavelet coefficients thresholding 2-D.
`wthresh`	Perform soft or hard thresholding.


Tree Management Utilities
`allnodes`	Tree nodes.
`depo2ind`	Node depth-position to node index.
`ind2depo`	Node index to node depth-position.
`isnode`	True for existing node.
`istnode`	True for terminal nodes.
`maketree`	Make tree.
`nodeasc`	Node ascendants.
`nodedesc`	Node descendants.
`nodejoin`	Recompose node.
`nodepar`	Node parent.
`nodesplt`	Split (decompose) node.
`ntnode`	Number of terminal nodes.
`plottree`	Plot tree.
`tnodes`	Terminal nodes.
`treedpth`	Tree depth.
`treeord`	Tree order.
`wdatamgr`	Manager for data structure.
`wtreemgr`	Manager for tree structure.


General Utilities
`deblankl`	Convert string to lowercase without blanks.
`errargn`	Check function arguments number.
`errargt`	Check function arguments type.
`num2mstr`	Convert number to string in maximum precision.
`wcodemat`	Extended pseudocolor matrix scaling.
`wcommon`	Find common elements.
`wkeep`	Keep part of a vector or a matrix.
`wrev`	Flip vector.


Other
`instdfft`	Inverse nonstandard 1-D fast Fourier transform.
`nstdfft`	Nonstandard 1-D fast Fourier transform.


Wavelets Information
`waveinfo`	Information on wavelets.


Demos
`wavedemo`	Wavelet toolbox demos.

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