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updated 19 hours ago

Signal Segmentation and Modelling by Costas Panagiotakis

Simultaneous Signal Segmentation and Modelling based on Equipartition Principle (signal processing, segmentation, signal segmentation)

getBestSolution(d,filename,N,ignoreChars)

getDistanceFromSignal(Y,mode,S,CRITERION)

getDistanceFromSignalMSEAICBIC(Y,Sapo,Seos,CRITERION,AICB...

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updated 1 day ago

dataprocess by Matt Visnovsky

Given keywords, this sifts through a delimited data-containing folder and performs bulk operations (signal processing, data import, data exploration)

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updated 6 hours ago

Chebfun by Chebfun Team

Chebfun is an open-source package for numerical computation with functions to 15-digit accuracy (approximation, interpolation, quadrature)

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updated 1 day ago

Regularization Kaczmarz Tools Version 1.1 for Matlab by Andrey Ivanov

Regularization Column version of Kaczmarz algorithmfor solving ill-posed systems (iterative projection ..., incorrect problems, regularized solution)

columnkaczmarz(A,b,K,x0,options)

qoptimalcolumnkaczmarz(A,b,K,x0,options)

qoptimalkaczmarz(A,b,K,x0,options)

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updated 2 days ago

RelSaR by william cardoza

RelSaR (signal processing)

RelSaR.m

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updated 2 days ago

preparar by william cardoza

preparar (signal processing)

preparar.m

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updated 2 days ago

MSSB by william cardoza

MSSB (signal processing)

MSSB.m

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updated 2 days ago

MDSB(x,ac,F,t) by william cardoza

MDSB (signal processing)

MDSB(x,ac,F,t)

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updated 2 days ago

MAM by william cardoza

MAM (signal processing)

MAM.m

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updated 2 days ago

TIEMPO by william cardoza

GEN TIEMPO (time)

gen_tiempo.m

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updated 2 days ago

DAM by william cardoza

DAM (signal processing)

DAM.m

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updated 2 days ago

canal rf by william cardoza

canal (signal processing)

canalyRF.m

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updated 2 days ago

arreglo de voz by william cardoza

voz (signal processing)

arregla_voz.m

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updated 2 days ago

SistemaAM(varargin) by william cardoza

modulacion am-dbl-blu (signal processing)

SistemaAM(varargin)

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updated 4 days ago

DBL CP- DBL SP by eliana *

modulacion doble banda lateral sin portadora /modulacion doble banda lateral con portadora (signal processing)

am_dbl.m

am_dbl_cp.m

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updated 4 days ago

INTERFAZ USANDO GUIDE-MODULACIÓN DBL Y BLU by Kelvin Camizán Cunias

El siguiente interfaz nos ayudará a entender la modulación en amplitud - DBL - BLU (signal processing)

arregla_voz.m

canalyRF.m

DAM.m

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updated 5 days ago

Generate Random Numbers from a 2D Discrete Distribution by Tristan Ursell

Random numbers from any 2D discrete probability distribution, at any resolution. (discrete, distribution, generate)

[x0,y0]=pinky(Xin,Yin,dist_in,varargin)

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updated 5 days ago

tixclock by Joseph Kirk

displays the time in a format similar to tix clocks (clock, time, fun)

tixclock

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updated 7 days ago

PCMGUI(varargin) by ABHILASH SINGH

PCM using GRAPHICAL USER INTERFACE (signal processing, communications)

PCMGUI(varargin)

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updated 8 days ago

continuous wavelet transform and inverse by jon erickson

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

invcwt.m

...

...

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updated 10 days ago

Contour detection by CORF operator by George Azzopardi

The CORF contour operator is based on a computational model of a simple cell in visual cortex. (edge detection, contour detection, visual cortex)

CORF(I, sigma, t)

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updated 10 days ago

Fast 'n easy smoothing by Damien Garcia

SMOOTHN allows automatized and robust smoothing in arbitrary dimension w/wo missing values (smooth, curve fitting, image processing)

smoothn(varargin)

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updated 13 days ago

Wavelet based Image Reconstruction from Gradient Data by E

A toolbox for reconstructing images from gradient data. (image processing, gradient, poisson solver)

Reflect.m

Ad_GWN(X,targetSNR,st)

CombineRGB(R,G,B)

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updated 15 days ago

iSignal 4 by Tom O'Haver

Interactive smoothing, differentiation, peak sharpening and measurement of time-series signals. (signal processing, data import, chemistry)

Processed=ProcessSignal(x,y,DerivativeMode,w,type,ends,Sh...

[pY,PowerSpectrum]=isignal(DataMatrix,xcenter,xrange,sm,s...

isignaldemo2

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updated 16 days ago

3D mesh transform using sparse control points by Daniel Markel

Performs a 3D non-rigid deformation using irregularly placed transformation vectors (non rigid, deformation, sparse)

inhull(testpts,xyz,tess,tol)

mesh_transform3D2(im,bold,bnew,tmesh,X,Y,Z)

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updated 16 days ago

A speech/music discriminator based on RMS and zero-crossings by Costas Panagiotakis

This code implements a method for a speech/music discriminator based on RMS and zero-crossings. (signal processing, speechmusic discrimin..., rms)

RMS(y)

Zero_Crossings(y)

[classif, segments]=trmszc(start,finish,filename)

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updated 17 days ago

Phase Difference Measurement with Matlab Implementation by Hristo Zhivomirov

Phase difference measurement between two signals via spectral analysis. (measurement, signal processing)

phdiffmeasure(x, y)

example.m

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updated 17 days ago

Noise Measurement with Matlab Implementation by Hristo Zhivomirov

Estimation of the Noise ASD, Noise PSD and Noise Voltage referred to the output of a circuit. (measurement, signal processing)

filterA(x, fs, varargin)

noisemeasure(x, fs)

example1.m

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updated 17 days ago

A-weighting Filter with Matlab Implementation by Hristo Zhivomirov

A-weighting of a signal via spectral processing in the frequency domain. (measurement, signal processing)

filterA(x, fs, varargin)

example.m

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updated 17 days ago

Cepstral Analysis with Matlab Implementation by Hristo Zhivomirov

Cepstral analysis including calculation of the cepstral coefficients and the quefrencies. (signal processing, spectral analysis)

cepstrum(x, fs, offset, wlen, varargin)

example2.m

example1.m

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updated 17 days ago

Spectral Analysis with Matlab Implementation by Hristo Zhivomirov

Spectral analysis including amplitude and phase spectrum as well as their graphical representation. (signal processing, spectral analysis)

spectrum(x, fs, varargin)

example2.m

example1.m

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updated 19 days ago

Radar Cross Section for Rain Volume by Silvano Bertoldo

Evaluation of volumetric radar cross section of a rain fields of a certain intensity (signal processing, radar, rcs)

RainVolumeRCA.m

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updated 20 days ago

Zernike Moments by Amir Tahmasbi

MATLAB Code for the Fast Calculation of Zernike Moments of order n and repetition m on NxN images. (image processing, mathematics, physics)

Zernikmoment(p,n,m)

radialpoly(r,n,m)

Zernike_main.m

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updated 23 days ago

Linear Deming Regression by James Hall

deming perfoms a linear Deming regression. Useful when errors are present in both x and y variables. (linear regression, regression, orthogonal regression)

deming(x,y,lambda,alpha)

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updated 26 days ago

fulldiff.m by Timothy Jorris

Symbolically computes full derivative wrt time using chain rule and time variables. (symbolic math, full, derivative)

dout=fulldiff(varargin)

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updated 26 days ago

SINIDE - Parameter identification of a sine-wave from a measured signal by Miroslav Balda

Frequency, amplitude, phase shift and mean value of the best sinus fit to a sampled signal. (signal processing, parameter identificat..., harmonic process)

sinide(y,fs,ipr,varargin)

sinidetest.m

vib.m

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updated 28 days ago

AndrasHartmann/gapreconst2 by ahartmann

Reconstruction of Physiological time-series (biotech, blood pressure, ecg)

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updated 28 days ago

Gaussian smoothing filter by James Conder

Function to smooth a time series using a Gaussian filter. (gaussian filter, signal processing, smoothing)

gaussfilt( t,z,sigma)

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updated 29 days ago

AndrasHartmann/HIVid by ahartmann

Identification of HIV time-series (biotech, system identification, dsp)

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updated 29 days ago

AndrasHartmann/gapreconst by ahartmann

Reconstruction of Physiological time-series (filter, ecg, signal processing)

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updated 29 days ago

Extended DFT by Vilnis Liepins

Program EDFT produce high-resolution N-point DFT for N greater than the length of data vector. (spectral analysis, fft, dft)

Y=inedft(F,fn,tn)

[F,S,Stopit]=edft(X,N,I,W)

[F,S,Stopit]=nedft(X,tk,fn,I,W)

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updated 29 days ago

Interpolant/Extrapolant 2D/3D data by Mohammad Abouali

Creates Interpolant/Extrapolant for efficient mapping of data between 2D and 3D grids. (interpolationextrapol..., interpolation, extrapolation)

P=ConstructCubicInterpolator(xs,ys,xd,yd,nInterp)

P=ConstructProjector2D(xs,ys,xd,yd,nPoly,nInterp)

P=ConstructProjector3D(xs,ys,zs,xd,yd,zd,nPoly,nInterp)

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updated 29 days ago

Frequency time graph. by Youssef KHMOU

Three dimensional graph to represent one dimensional sine waves (frequency, time, sine wave)

U=ftrep(f)

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updated 29 days ago

Live data acquisition for real-time signal processing in MATLAB by Gabriele Bunkheila

Stream signals to and from data acquisition hardware using simple for or while loops (data acquisition, signal processing)

InstallMe

System Objects to Stream Live Data to and from Data Acqui...

DaqBasicAnalogInExample.m

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updated 1 month ago

josecamachop/MEDA-Toolbox by José

Multivariate Exploratory Data Analysis Toolbox for Matlab (data exploration, matrices, analysis)

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updated 1 month ago

Non-local Means (NLM) denoising for time series, applied to ECG by Brian Tracey

NLM denoising, popular in image processing, is here used for denoising time series data (ECG). (signal processing, nonlocal means, nlm)

NLM_1dDarbon(signal,lambda,P,PatchHW)

createSignalPlusNoise(signal,targetSNR_dB)

lin10(xdb)

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updated 1 month ago

Interpolation Utilities by Joe Henning

A variety of interpolation utilities (interpolation, piecewise interpolati..., cubic interpolation)

baryinv(x, y, xi, c)

cakima(x, y, xi)

cbezier(x, y, xi)

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updated 1 month ago

sampling_gui.m by ABHILASH SINGH

SAMPLING THEOREM USING GUI (signal processing, communications)

sampling_gui(varargin)

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updated 1 month ago

Impulse response acoustic information calculator by Christopher Hummersone

Calculate RT, DRR, Cte, and EDT for impulse response file (audio, signal processing, reverberation)

IR_stats(filename,varargin)

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updated 1 month ago

Kernel PCA and Pre-Image Reconstruction by Quan Wang

standard PCA, Gaussian kernel PCA, polynomial kernel PCA, pre-image reconstruction (signal processing, large data, dimension reduction)

D=distanceMatrix(X)

K=kernel(X,type,para)

K=kernel_NewData(Y,X,type,para)

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