DirLOT Toolbox by Shogo Muramatsu

MATLAB class definitions for directional lapped orthogonal transforms (boundary operation, system object, genlot)

Quick Start of DirLOT Toolbox

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Wavelet Scale Spectra by Charles Rino

Compute wavelet scale spectra from segmented discrete wavelet transform (Screenshot). (fractional brownian m..., spectral analysis, wavelets)

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P-Stage Wavelet Compression Tool by Brian Moore

Performs P-Stage Wavelet Compression on an input image and compares the fidelity of the i/o images. (wavelets, image compression, signal processing)

PStageWavelets(imageStr,iter,cf,varargin)

WaveletFunctions.m

Biorthogonal Wavelet Compression Tool by Brian Moore

Contains numerous functions to generate biorthogonal wavelets and compress grayscale/color images. (wavelets, biorthogonal wavelets, jpeg)

BWDesignTool(varargin)

BiorthogonalWavelets(imageStr,iter,cf,varargin)

CDFWavelets(l,lt,varargin)

Simuwave by François Chaplais

A Simulink library for wavelet processing on 1-D signals (signal processing, simulink, wavelets)

DerivFilter(h,g,rh,rg)

FIR(t,x,u,flag,f,lu)

MakeFilter(WaveType,m,n,disp)

The PhD face recognition toolbox by Vitomir Struc

Useful functions for face recognition research. (epc curve, kpca, kfa)

compute_kernel_matrix_PhD.m

construct_Gabor_filters_PhD.m

evaluate_results_PhD.m

Moving averages / Moving median etc by Aslak Grinsted

Calculates moving averages (or median/fun) of a timeseries. (moving averages, wavelets, blockfilt)

[y]=moving(x,m,fun)

Image fusion by VPS Naidu

Simple image fusion algorithms using discrete stationary wavelet transform are presented. (image fusion, image processing, wavelets)

SWTimfuse1L_demo.m

SWTimfuse2L_demo.m

continuous wavelet transform and inverse by jon erickson

Continuous wavelet transform (CWT) and Inverse CWT for reconstructing original signal. (cwt, wavelet, time frequency)

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invcwt(wvcfs, mother, scale, param, k)

Toolbox Sparse Optmization by Gabriel Peyre

Optimization codes for sparsity related signal processing (compressed sensing, deconvolution, total variation)

Basis Pursuit Denoising with Forward-Backward

Basis Pursuit with Douglas Rachford

Constrained Total Variation Projection with ADDM

Toolbox Alpert Transform by Gabriel Peyre

The Alpert transform is a multiwavelets transform based on orthogonal polynomials. (alpert, wavelets, multiwavelets)

Toolbox Alpert Transform - A toolbox to perform the Fast Mu...

array_get_val( x, ind )

array_set_val( x, ind, v )

Developing Models from Experimental Data using System Identification Toolbox by Rajiv Singh

Describe linear and nonlinear data-centric modeling approaches. (control, narx, nonlinear model)

webinar_walk_through.m

ExampleModel

Friction_Model

Filter Coefficients to Popular Wavelets by Pascal Getreuer

Reference of wavelet filter coefficients and lifting scheme implementations. (cdf 97, daubechies, wavelets)

A Numerical Tour of Signal Processing by Gabriel Peyre

A set of Matlab experiments that illustrates advanced computational signal and image processing. (approximation, wavelets, denoising)

[p,ellipse]=phantom(varargin)

b=dct(a,n)

b=dct2(arg1,mrows,ncols)

LISQ - A toolbox for the lifting scheme on 2D quincunx grids by Paul De Zeeuw

A toolbox for the lifting scheme on 2D quincunx grids and for the computation of moment invariants (lifting scheme, wavelets, moment invariants)

E =extA(A, c)

HUinvariants(mass, mus)

NevilleR2Q(order)

Toolbox Wavelets by Gabriel Peyre

Wavelet transform and coding functions, including other more exotic transforms (laplacian, steerable (a trou, wavelets, time frequency)

Toolox Wavelets - A Toolbox for Multiscale Signal and Image...

apply_tensorial(x,func_name,func_arg)

clamp(x,a,b)

Toolbox Wavelets on Meshes by Gabriel Peyre

A toolbox to compute wavelet transform on 3D meshes (lifting scheme, spherical wavelets, meshes)

Toolbox Wavelets on Meshes - A Toolbox for Multiscale Proce...

check_face_vertex(vertex,face, options)

clamp(x,a,b)

adaptive time frequency analysis by Deming Zhang

A time frequency analysis programm and a matlab UI (time frequency, wavelets, time frequency analys...)

tfagui(varargin)

Dilates matrix data by Joshua Carmichael

Dilates a time series input and resizes it. (signal processing, wavelets, dsp)

[W]=dilateColumns(data,varargin)

2D Gabor Wavelets by Zhi Chai

Create and show 2D Gabor Wavelets (gabor, 2d gabor wavelets, kernel)

GaborWavelet (R, C, Kmax, f, u, v, Delt2);

GaborExample.m

Analog Auditory Perception Model by Yunbin Deng

robust time-frequency feature extraction based on analog filterbank (filterbank, wavelets, time frequency)

fb_para

filterbank(inp)

Relative Wavelet Energy by Guan Wenye

a program calculates Relative wavelet energy with brief tutorial (time frequency, wavelets, relative wavelet ener...)

[yout]=sum_rela(c,l,N1)

output1=relative_energy1(x,interval,levels)

y=relative_energy(DATA)

WAVELET BASED IMAGE COMPRESSION AND SUB-BAND CODING by Krishna Mohan chowdary Adusumilli

Wavelets are used both in compression and coding (compression, image compression, wavelets)

CODE.m

Lomb (Lomb-Scargle) Periodogram by Dmitry Savransky

Computes the Lomb normalized periodogram (spectral power as a function of frequency). (lomb lomb, time frequency, wavelets)

lomb(t,h,ofac,hifac)

Frequency, amplitude, phase and mean value of sine wave by Miroslav Balda

The function sinfapm evaluates parameters of sampled sine wave (sampled sine wave, wavelets, time frequency)

sinfapm(x,fs,varargin)

Remove_Annual by Tony Sturges

Removes the power at 12.0 mo and harmonics (time frequency, wavelets, spectrum)

dopgram.m

rmvannual.m

changeSampleFreq by Cornelis P. Bogerd

Easily change the sample frequency of a data-set (time frequency, wavelets, sample frequency)

changeSampleFreq(dataOld, freqOld, freqNew, qFilter, qPlot,...

Comparing Time Series using Semblance Analysis by Gordon Cooper

This program shows the correlation between two datasets as a function of both time and wavelength. (time series, crosscorrelation, wavelets)

s=semblance(t,y1,y2,nscales)

the fft file by myself by yuan baofeng

fft (time frequency, wavelets, fft)

Y=zjfft(x) %

WSEdecomp by Guillaume MAZE

Stationnary/Propagative components decomposition of a Longitude/Time signal with Fourier harmonics (time frequency, wavelets, fft)

WSEdecomp(S,DT,DX,varargin)

findSteadyState by Cornelis P. Bogerd

Finds periods of steady state within a data-set, and returns the start index and average of these st (steady state, time frequency, wavelets)

findSteadyState(dataX, Tsteadystate, Sstep, SampleTime, std...

Calculating Beat rate of heart by DWT by ehsan mirrahimi

Beat rate of an ECG signal (beat rate, time frequency, daubechies)

ECG.m

PhysioNet_ECG_Exporter_2.m

SimuWave by Francois Chaplais

A Simulink wavelet library (fir filters, signal processing, wavelets simulink)

DerivFilter(h,g,rh,rg)

FIR(t,x,u,flag,f,lu)

MakeFilter(WaveType,m,n,disp)

Normalised Partial Energy Sequence by Adam Auton

Calculate the Normalised Power Energy Sequence for a given vector (time frequency, wavelets, npes wavelets)

npes( X )

Simple watermarking by using wavelets by Mustafa UCAK

Simple image watermarking in wavelet domain (image generation, wavelets, watermark)

W=dmg(imgew,imge1);

W=watdet3(watermarkim,originalim);

[D]=blockdwt2(A,W);

Adaptive Optimal Kernel by Tony Reina

An Adaptive Optimal-Kernel Time-Frequency Representation (time frequency, domain, ambiguity)

fft_tfr(n,m,x,y)

mklag(nrad,nphi,nlag,iphi,jrad)

plagmake(nrad, nphi, nlag)

Numerical differentiation based on wavelet transforms by Jianwen Luo

Numerical differentiation based on wavelet transforms (CWT and DWT) (time frequency, wavelets, wavelet)

dudx=derivative_cwt(u,wt_name,wt_scale,dx,trt_flag)

dudx=derivative_dwt(u,wt_name,wt_level,dx,trt_flag)

spline_scale_function(varargin)

2-D lifting wavelet transform by Wang Tianhui

Self-contained 2-D image decomposition and reconstruction based on lifting wavelet algorithm (lifting, bior44, cdf 97)

colwavelift(x, optx, L, direction, mode)

wavelift(x, nlevel, wname)

CDF 9/7 Wavelet Transform by Wang Tianhui

2-D image decomposition and reconstruction with cdf 9/7 wavelet proposed in jpeg2000 (jpeg2000, wavelets, cdf97)

wavecdf97(x, nlevel)

MultiWavelet Tools by Bessam Al-Jewad

MultiWavelet computation using the matrix method (multiwavelet, time frequency, wavelets)

Y=dd2(x)

[P,Q]=MWS(wavnam)

a=IGHM(b)

Wavelets Based Denoising by Sheraz Khan

This program shows wavelets based denoising of audio file and arbitrary signals. (denoising, shrinkage and thresho..., time frequency)

HardTh(y,thld)

SoftTh(y,thld)

Wavelet_Denoise(varargin)

Angle and Frequency plots of IQs by Nate Melster

function [f,a] = iqtofreqplot(x,freq) (time frequency, wavelets, iq frequency plot)

iqtofreqplot(x,freq);

Get I and Q by Nate Melster

function y = getiq('data', 'rate at which calculated per second, 'center frequency') (signal processing, i and q, iq)

getiq(x,freq,fc)

2-sided Zmod by Izhak Bucher

Shows a bi-directional spectrogram of a whirling shaft. (time frequency, wavelets, rotating machinery)

show_2sided.m

wave_cov by B.J. Whitcher

A series of files that perform univariate and bivariate wavelet analysis of discrete time series. (time frequency, wavelets, wavelet)

dwt_dbp(X, wavelet, nlevels, boundary)

modwt_brick_wall(X, wavelet, N)

modwt_dbp(X, wavelet, nlevels, boundary)

inter_patt.m by Farhad Aslani

A simple animation of two wavelets which interfere. (time frequency, wavelets, wavelet)

inter_patt.m

osprey by Dave Mellinger

Osprey is a program for viewing and printing spectrograms of sound files. (osprey, time frequency, spectrograms)

EM(P)

aiffchunk(filename, typ, start, nframe, chans, fmt)

aiffwrite(file, x, sRate)

treewave by Bulent Tavli

Tree structured wavelet transform of the input matrix, up to the given level of decomposition. (time frequency, wavelets, tree)

[gout]=wav2(gr1,level)

[out]=wav1(inp)