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updated 4 hours ago

josecamachop/MEDA-Toolbox by José

José

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

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updated 4 hours ago

Chebfun by Chebfun Team

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 9 hours ago

Gabor Wavelets by Mohammad Haghighat

Mohammad Haghighat

This program generates a custom Gabor filter bank; and extracts the image features using them. (image processing, computer vision, pattern recognition)

gaborFeatures(img,gaborArray,d1,d2)

gaborFilterBank(u,v,m,n)

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updated 9 hours ago

Gabor Feature Extraction by Mohammad Haghighat

Mohammad Haghighat

This program generates a custom Gabor filter bank; and extracts the image features using them. (gabor, image processing, computer vision)

gaborFeatures(img,gaborArray,d1,d2)

gaborFilterBank(u,v,m,n)

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updated 11 days ago

peakdet by Marco Borges

Marco Borges

Detect Peaks and Depressions in a signal (signal processing, detection, peaks)

peakdet(sig, th, type, mdist)

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updated 14 days ago

Radar Explorer by Scott

Scott

GUI for exploring the FMCW radar signals and the use of FFT's (radar, fmcw, model)

hann(windowLength)

radarExplorer(varargin)

saveData(hObject,event,handles,res)

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updated 14 days ago

ProcessNetwork Version 1.4 Software by Ben Ruddell

Ben Ruddell

Functions for the delineation of Dynamical Process Networks using Information Theory (information theory, statistics, shannon entropy)

AdjMatrices(T,SigThreshT,TvsIzero)

DoProduction(T)

GetEvenBinEdgesGlobal(sampleMat,nBinVect,NoDataCode,useVa...

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updated 15 days ago

Tools for 2-D Tomographic Reconstruction by Ligong Han

Ligong Han

Tools for nonlinear filters & 2-D tomographic reconstruction (signal processing, image processing, reconstruction)

anisodiff(u, n_iter, tao, lambda, option)

bilateral_filter(u, n_iter, gn, lambda_s, lambda_r, option)

bpf(f, sf, BL, BH)

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updated 15 days ago

nasa/T-MATS by Jeffryes

Jeffryes

Simulink Toolbox for the Modeling and Analysis of Thermodynamic Systems, such as gas turbines (simulation, simulink, example)

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updated 16 days ago

dataprocess by Matt Visnovsky

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 16 days ago

Multiclass SVM classifier by Tarek Lajnef

Tarek Lajnef

Train and perform multiclasses SVM classifier (classification, signal processing, dendrogram)

Best_feature(mat,label,sigma)

Classify_DSVM(test_data,label,svmstruct)

FWSP_SVM(data,label,sigma,nb_cvfolds)

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updated 19 days ago

Bezier Curves by Adrian

Adrian

A matlab class for handling n-dimentional bezier curves, parametrized by control points. (bezier curves, matlab, interpolation)

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updated 26 days ago

2D and 3D Remapping by Mohammad Abouali

Mohammad Abouali

Creates Remapper (Interpolant/Extrapolant) for efficient mapping of data on 2D and 3D grids. (interpolation, extrapolation, least square)

ConstructPolyInterpolant2D(xs,ys,xd,yd,nPoly,nInterp)

ConstructPolyInterpolant3D(xs,ys,zs,xd,yd,zd,nPoly,nInterp)

StructuredGrid_3D_Test1.m

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updated 28 days ago

Numerical Integration Toolbox by George Papazafeiropoulos

George Papazafeiropoulos

Contains several numerical integration rules to evaluate the integral of a function (abscissa, adaptive, chebyshev)

GLobIntP.m

JRecCoeff.m

CCIntP(nCC)

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updated 29 days ago

Hann Window by Scott

Scott

Creates a Hann window (signal processing)

hann(windowLength)

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updated 1 month ago

Date Vector/Number to ISO 8601 Date String by Stephen Cobeldick

Stephen Cobeldick

Convert a Date Vector/Number to an ISO 8601 Date String. Tokens control the date/time notation. (date, timestamp, iso 8601)

datestr8601(DVN,varargin)

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updated 1 month ago

ISO 8601 Date String to Serial Date Number by Stephen Cobeldick

Stephen Cobeldick

Convert an ISO 8601 Date String to Serial Date Numbers. Auto-detect or select the timestamp style. (calendar date, date, iso 8601)

datenum8601(Str,Tok)

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updated 1 month ago

ffts(X,V,Xq,method,window) by Dirk-Jan Kroon

Dirk-Jan Kroon

Fast Fourier Transform ( FFT ) of scattered data (signal processing, fft, bspline)

ffts(X,V,Xq,method,window)

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updated 1 month ago

ReadPhilipsScanPhysLog(filename, channels, skipprep) by Paul Groot

Paul Groot

ReadPhilipsScanPhysLog.m reads Philips scanphyslog files, which are created by Philips MRI scanners. (mri, philips, physiological)

ReadPhilipsScanPhysLog(filename, channels, skipprep)

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updated 1 month ago

SPLINEFIT by Jonas Lundgren

Jonas Lundgren

Fit a spline to noisy data. (spline, splinefit, cubic spline)

ppdiff(pp,j)

ppint(pp,a,b)

splinefit(varargin)

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updated 1 month ago

Marginal distributions of a bivariate function by Shoaibur Rahman

Shoaibur Rahman

This function computes the marginal distributions of each variable in a bivariate function. (probability, computer vision, statistics)

marginaldist(f,x,y,distributionType)

testFunction(x,y)

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updated 1 month ago

Greedy Algorithms and Greedy Analysis Pursuit for Non-linear sparse recovery by Kavya Gupta

Kavya Gupta

Modifications to Greedy Algorithms and Greedy Analysis Pursuit(GAP) for non-Linear sparse Recovery. (algorithm, matlab, optimization)

COSAMPEN(y,A,myfun,N,k)

COSAMPLN(y,A,myfun,N,k)

Grad(fun, x0, deltaFactor)

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updated 1 month ago

Multi-exposure and Multi-focus Image Fusion in Gradient Domain by Sujoy Paul

Sujoy Paul

An algorithm for fusion of a stack of multi-exposure and multi-focus images (image processing, image fusion, multiexposure)

ReconstructGradient.m

ChannelNorm(I,r)

GradientFusion(I)

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updated 1 month ago

Dimensioned variable class - units support for MATLAB by Sky Sartorius

Sky Sartorius

A new variable type allowing use of real-world units and dimensions with enforced unit consistency. (units, dimensioned, aerospace)

display.m

abs(v)

ceil(v)

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updated 1 month ago

Arbitrary Spectral Slope Noise Generation with Matlab Implementation by Hristo Zhivomirov

Hristo Zhivomirov

Arbitrary spectral slope ( f^alpha) noise generation via spectral processing of white noise. (noise, measurement, signal processing)

arbssnoise(N, a)

example.m

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updated 1 month ago

Pink, Red, Blue and Violet Noise Generation with Matlab Implementation by Hristo Zhivomirov

Hristo Zhivomirov

Pink, red, blue and violet noise generation via spectral processing of white noise. (noise, measurement, signal processing)

bluenoise(N)

pinknoise(N)

rednoise(N)

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updated 1 month ago

Generation of Audio Test Signals with Matlab Implementation by Hristo Zhivomirov

Hristo Zhivomirov

Generation of sine wave, square wave, chirp, sinc, white and pink noise via sound card. (measurement, signal processing)

AOChirp(f1, f2, fs, t, p, r)

AOPinkNoise(fs, t, p, r)

AOSawtoothWave(f0, fs, t, p, r)

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updated 1 month ago

Phase Difference Measurement with Matlab Implementation by Hristo Zhivomirov

Hristo Zhivomirov

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

phdiffmeasure(x, y)

example.m

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updated 2 months ago

Single Channel Blind Separation using Pseudo-Stereo Mixture and Complex 2D Histogram by bin gao

bin gao

This code is for Single Channel Audio Separation (signal processing, demo, audio processing)

bss_eval_sources.m

idealmask(x1,xclean,xresid,Fs,awin,timestep,numfreq,est1,...

tfanalysis(x,awin,timestep,numfreq)

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updated 2 months ago

Cochleagram and IS-NMF2D for Blind Source Separation by bin gao

bin gao

This is a demo code for single channel audio source separation (signal processing, matlab, audio processing)

is_nmf2D_em.m

is_nmf2D_mu.m

cochleagram(r, winLength)

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updated 2 months ago

Weighted Iterative Truncated Mean Filter by Miao Zhenwei

Miao Zhenwei

WITM filters (image processing, signal processing, filter)

GWITM.m

LCWITM_filter.m

LCWITM.m

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updated 2 months ago

Adaptive Filtering by Paulo S. R. Diniz

Paulo S. R. Diniz

  • 1 file
  • 138 downloads
  • 3.88462

MATLAB files to implement all Adaptive Filtering Algorithms in this book. (adaptive filtering, echo, signal processing)

Affine_projection(desired,input,S)

Affine_projectionCM(input,S)

CMA(input,S)

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updated 2 months ago

Computational Geometry Toolbox by George Papazafeiropoulos

George Papazafeiropoulos

Convex hull, mesh generation, Delaunay triangulation, Voronoi diagram and other algorithms. (bounding box, concave, convex)

convhull_nd(varargin)

delaunay_nd(varargin)

plane_nd(p)

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updated 2 months ago

Mutual Information of Two Images by Mohammad Haghighat

Mohammad Haghighat

Normalized mutual information (MI) between histograms of two images (image processing, signal processing, video processing)

mutualInfo(ima,imb)

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updated 2 months ago

Convert YUV Videos into Image Matrices by Mohammad Haghighat

Mohammad Haghighat

Extract Y, U and V components of a YUV 4:2:0 video (video, video processing, video codec)

yuvRead(vid,width,height,nFrame)

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updated 2 months ago

deprecated -- Light Field Toolbox v0.2 -- v0.3 now available by Donald Dansereau

Donald Dansereau

A set of tools for working with light field (aka plenoptic) imagery in Matlab (toolbox, light field, plenoptic)

compute_extrinsic_init.m

compute_extrinsic_refine.m

LFBuildLenseletGridModel( WhiteImg, GridModelOptions )

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updated 2 months ago

Pseudo B-Mode Ultrasound Image Simulator by Debdoot Sheet

Debdoot Sheet

Simulate pseudo B-mode ultrasonic images with customized tissue echogenicity maps (image processing, signal processing, medical)

fcnPseudoBmodeUltrasoundSimulator.m

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updated 2 months ago

mq_interpolation.m by Orlando Rodríguez

Orlando Rodríguez

Multiquadrics interpolation. (approximation, interpolation, multiquadrics)

mq_interpolation(r,f,ri,c)

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updated 2 months ago

triparabolic interpolation by Orlando Rodríguez

Orlando Rodríguez

Triparabolic function interpolation and calculation of derivatives. (3d, approximation, interpolation)

triparinterp(x,y,z,f,nodes)

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updated 2 months ago

biparabolic interpolation by Orlando Rodríguez

Orlando Rodríguez

Biparabolic surface interpolation and calculation of derivatives. (approximation, interpolation, derivatives)

biparinterp(x,y,f,nodes)

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updated 2 months ago

piecewise cubic interpolation by Orlando Rodríguez

Orlando Rodríguez

Code to interpolate function values and corresponding derivatives. (approximation, interpolation, derivatives)

pcinterp( x, y, xi, stype )

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updated 2 months ago

piecewise parabolic interpolation by Orlando Rodríguez

Orlando Rodríguez

Code to interpolate function values and corresponding derivatives. (approximation, interpolation, derivatives)

ppinterp( x, y, xi )

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updated 2 months ago

Box Muller complex noise by Orlando Rodríguez

Orlando Rodríguez

Box Muller complex noise (signal processing, underwater acoustics)

boxmullernoise(nsensors,s)

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updated 2 months ago

Zernike Moments by Amir Tahmasbi

Amir Tahmasbi

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

Zernikmoment(p,n,m)

radialpoly(r,n,m)

Zernike_main.m

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updated 2 months ago

Frequency-Domain Min-Max Optimization for Delta-Sigma Modulators by Masaaki Nagahara

Masaaki Nagahara

Matlab codes are provided for min-max optimization for loop-filter design in delta-sigma modulators. (delta sigma, optimization, signal processing)

NTF_MINMAX(order, OSR, H_inf, f0, zf)

NTF_MINMAX_MB(order, OSR, H_inf, f, zf)

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updated 2 months ago

H-infinity optimal fractional delay filter by Masaaki Nagahara

Masaaki Nagahara

A code for designing H-infinity optimal fractional delay filters (fractional delay, fractional delay filt..., signal processing)

fdf_hinf(F, D, T)

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updated 2 months ago

Filter - smooth (calculating the moving average along a vector) by Adrian Lara-Quintanilla

Adrian Lara-Quintanilla

This function calculates the moving average along that vector. It can be used to smooth a series. (smooth, filter, timeseries)

moving_average.m

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updated 2 months ago

Find values in a vector or function by Adrian Lara-Quintanilla

Adrian Lara-Quintanilla

For a function y=f(x), this script looks for all the "x" values for a desired value of "y" (y0). (mathematics, data exploration, time series)

findvalues(vector,yvalue)

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updated 3 months ago

Real/Complex Spherical Harmonic Transform and Gaunt Coefficients by Archontis Politis

Archontis Politis

A small collection of routines for the Spherical Harmonic Transform and Gaunt coefficients. (signal processing, acoustics, spherical)

Fdirs2grid(W, aziRes, polarRes, CLOSED)

checkOrthogonality(N, dirs, basisType, W)

complex2realCoeffs(C_N)

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updated 3 months ago

libPLS_1.95.zip by Hongdong Li

Hongdong Li

libPLS: An Integrated Library of Partial Least Squares Regression and Discriminant Analysis (signal processing, statistics, modeling)

irf.m

plsnipals.m

axisrange(x)

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