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updated 11 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 13 hours 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 3 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 6 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 6 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 8 days ago

AndrasHartmann/gapreconst2 by ahartmann

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

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updated 8 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 9 days ago

AndrasHartmann/HIVid by ahartmann

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

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updated 9 days ago

AndrasHartmann/gapreconst by ahartmann

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

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updated 9 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 9 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 9 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 9 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 22 days ago

josecamachop/MEDA-Toolbox by José

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

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updated 24 days 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 27 days ago

period.m by 2one

Calculate signal period (signal period, period, signal processing)

period(x,y,tres)

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updated 28 days 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 29 days ago

sampling_gui.m by ABHILASH SINGH

SAMPLING THEOREM USING GUI (signal processing, communications)

sampling_gui(varargin)

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updated 29 days 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 30 days 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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updated 30 days ago

Peak Fitter by Tom O'Haver

Command-line peak fitter for time-series signals. Version 5.7, September, 2014 (chemistry, curve fitting, decomposition)

[FitResults,LowestError,baseline,BestStart,xi,yi,BootResu...

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