Documentation

Functions in Wavelet Toolbox

By Category | Alphabetical List

addlift Add lifting steps to lifting scheme
allnodes Tree nodes
appcoef 1-D approximation coefficients
appcoef2 2-D approximation coefficients
bestlevt Best level tree wavelet packet analysis
besttree Best tree wavelet packet analysis
biorfilt Biorthogonal wavelet filter set
biorwavf Biorthogonal spline wavelet filter
bswfun Biorthogonal scaling and wavelet functions
centfrq Wavelet center frequency
cfs2wpt Wavelet packet tree construction from coefficients
cgauwavf Complex Gaussian wavelet
chgwdeccfs Change multisignal 1-D decomposition coefficients
cmddenoise Interval-dependent denoising
cmorwavf Complex Morlet wavelet
coifwavf Coiflet wavelet filter
conofinf Cone of influence
cwt Continuous 1-D wavelet transform
cwtext Real or complex continuous 1-D wavelet coefficients using extension parameters
cwtft Continuous wavelet transform using FFT algorithm
cwtft2 2-D continuous wavelet transform
cwtftinfo Valid analyzing wavelets for FFT-based CWT
cwtftinfo2 Supported 2-D CWT wavelets and Fourier transforms
dbaux Daubechies wavelet filter computation
dbwavf Daubechies wavelet filter
dddtree Dual-tree and double-density 1-D wavelet transform
dddtree2 Dual-tree and double-density 2-D wavelet transform
dddtreecfs Extract dual-tree/double-density wavelet coefficients or projections
ddencmp Default values for denoising or compression
depo2ind Node depth-position to node index
detcoef 1-D detail coefficients
detcoef2 2-D detail coefficients
disp WPTREE information
displs Display lifting scheme
drawtree Draw wavelet packet decomposition tree (GUI)
dtfilters Analysis and synthesis filters for oversampled wavelet filter banks
dtree DTREE constructor
dwt Single-level discrete 1-D wavelet transform
dwt2 Single-level discrete 2-D wavelet transform
dwt3 Single-level discrete 3-D wavelet transform
dwtmode Discrete wavelet transform extension mode
dyaddown Dyadic downsampling
dyadup Dyadic upsampling
entrupd Entropy update (wavelet packet)
fbspwavf Complex frequency B-spline wavelet
filt2ls Transform quadruplet of filters to lifting scheme
gauswavf Gaussian wavelet
get WPTREE contents
icwtft Inverse CWT
icwtlin Inverse continuous wavelet transform (CWT) for linearly spaced scales
idddtree Inverse dual-tree and double-density 1-D wavelet transform
idddtree2 Inverse dual-tree and double-density 2-D wavelet transform
idwt Single-level inverse discrete 1-D wavelet transform
idwt2 Single-level inverse discrete 2-D wavelet transform
idwt3 Single-level inverse discrete 3-D wavelet transform
ilwt Inverse 1-D lifting wavelet transform
ilwt2 Inverse 2-D lifting wavelet transform
ind2depo Node index to node depth-position
indwt Inverse nondecimated 1-D wavelet transform
indwt2 Inverse nondecimated 2-D wavelet transform
intwave Integrate wavelet function psi (ψ)
isnode Existing node test
istnode Terminal nodes indices test
iswt Inverse discrete stationary wavelet transform 1-D
iswt2 Inverse discrete stationary wavelet transform 2-D
laurmat Laurent matrices constructor
laurpoly Laurent polynomials constructor
leaves Determine terminal nodes
liftfilt Apply elementary lifting steps on quadruplet of filters
liftwave Lifting schemes
localmax Identify and chain local maxima
ls2filt Transform lifting scheme to quadruplet of filters
lsinfo Lifting schemes information
lwt 1-D lifting wavelet transform
lwt2 2-D lifting wavelet transform
lwtcoef Extract or reconstruct 1-D LWT wavelet coefficients
lwtcoef2 Extract or reconstruct 2-D LWT wavelet coefficients
mdwtcluster Multisignals 1-D clustering
mdwtdec Multisignal 1-D wavelet decomposition
mdwtrec Multisignal 1-D wavelet reconstruction
measerr Approximation quality metrics
mexihat Mexican hat wavelet
meyer Meyer wavelet
meyeraux Meyer wavelet auxiliary function
morlet Morlet wavelet
mswcmp Multisignal 1-D compression using wavelets
mswcmpscr Multisignal 1-D wavelet compression scores
mswcmptp Multisignal 1-D compression thresholds and performances
mswden Multisignal 1-D denoising using wavelets
mswthresh Perform multisignal 1-D thresholding
ndwt Nondecimated 1-D wavelet transform
ndwt2 Nondecimated 2-D wavelet transform
nodeasc Node ascendants
nodedesc Node descendants
nodejoin Recompose node
nodepar Node parent
nodesplt Split (decompose) node
noleaves Determine nonterminal nodes
ntnode Number of terminal nodes
ntree NTREE constructor
orthfilt Orthogonal wavelet filter set
otnodes Order terminal nodes of binary wavelet packet tree
pat2cwav Build wavelet from pattern
plot Plot tree GUI
plotdt Plot dual-tree or double-density wavelet transform
qmf Scaling and Wavelet Filter
rbiowavf Reverse biorthogonal spline wavelet filters
read Read values of WPTREE
readtree Read wavelet packet decomposition tree from figure
scal2frq Scale to frequency
set WPTREE field contents
shanwavf Complex Shannon wavelet
swt Discrete stationary wavelet transform 1-D
swt2 Discrete stationary wavelet transform 2-D
symaux Symlet wavelet filter computation
symwavf Symlet wavelet filter
thselect Threshold selection for de-noising
tnodes Determine terminal nodes
treedpth Tree depth
treeord Tree order
upcoef Direct reconstruction from 1-D wavelet coefficients
upcoef2 Direct reconstruction from 2-D wavelet coefficients
upwlev Single-level reconstruction of 1-D wavelet decomposition
upwlev2 Single-level reconstruction of 2-D wavelet decomposition
wave2lp Laurent polynomials associated with wavelet
wavedec Multilevel 1-D wavelet decomposition
wavedec2 Multilevel 2-D wavelet decomposition
wavedec3 Multilevel 3-D wavelet decomposition
wavedemo Wavelet Toolbox software examples
wavefun Wavelet and scaling functions
wavefun2 Wavelet and scaling functions 2-D
waveinfo Wavelets information
waveletfamilies Wavelet families and family members
wavemenu Wavelet Toolbox GUI tools
wavemngr Wavelet manager
wavenames Wavelet names for LWT
waverec Multilevel 1-D wavelet reconstruction
waverec2 Multilevel 2-D wavelet reconstruction
waverec3 Multilevel 3-D wavelet reconstruction
wavsupport Wavelet support
wbmpen Penalized threshold for wavelet 1-D or 2-D de-noising
wcodemat Extended pseudocolor matrix scaling
wcoher Wavelet coherence
wcompress True compression of images using wavelets
wdcbm Thresholds for wavelet 1-D using Birgé-Massart strategy
wdcbm2 Thresholds for wavelet 2-D using Birgé-Massart strategy
wdecenergy Multisignal 1-D decomposition energy distribution
wden Automatic 1-D de-noising
wdencmp De-noising or compression
wenergy Energy for 1-D wavelet or wavelet packet decomposition
wenergy2 Energy for 2-D wavelet decomposition
wentropy Entropy (wavelet packet)
wextend Extend vector or matrix
wfbm Fractional Brownian motion synthesis
wfbmesti Parameter estimation of fractional Brownian motion
wfilters Wavelet filters
wfusimg Fusion of two images
wfusmat Fusion of two matrices or arrayz
wkeep Keep part of vector or matrix
wmaxlev Maximum wavelet decomposition level
wmpalg Matching pursuit
wmpdictionary Dictionary for matching pursuit
wmspca Multiscale Principal Component Analysis
wmulden Wavelet multivariate de-noising
wnoise Noisy wavelet test data
wnoisest Estimate noise of 1-D wavelet coefficients
wp2wtree Extract wavelet tree from wavelet packet tree
wpbmpen Penalized threshold for wavelet packet de-noising
wpcoef Wavelet packet coefficients
wpcutree Cut wavelet packet tree
wpdec Wavelet packet decomposition 1-D
wpdec2 Wavelet packet decomposition 2-D
wpdencmp De-noising or compression using wavelet packets
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
wpspectrum Wavelet packet spectrum
wpsplt Split (decompose) wavelet packet
wpthcoef Wavelet packet coefficients thresholding
wptree WPTREE constructor
wpviewcf Plot wavelet packets colored coefficients
wrcoef Reconstruct single branch from 1-D wavelet coefficients
wrcoef2 Reconstruct single branch from 2-D wavelet coefficients
wrev Flip vector
write Write values in WPTREE fields
wscalogram Scalogram for continuous wavelet transform
wtbo WTBO constructor
wtbxmngr Wavelet Toolbox manager
wthcoef 1-D wavelet coefficient thresholding
wthcoef2 Wavelet coefficient thresholding 2-D
wthresh Soft or hard thresholding
wthrmngr Threshold settings manager
wtreemgr NTREE manager
wvarchg Find variance change points
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