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updated 2 days ago

RViewer by Tony Davis

Image Viewer with Interpolation on Zoom, Multiple Sync (image, display, interpolation)

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updated 3 days 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 3 days ago

fourierShapeDescriptor.zip by Weicheng Kuo

Fourier shape descriptors for simple binary region (tutorial, image processing, geometry)

B=fourierShapeDescriptor(A,r)

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updated 5 days ago

window.m by Aravazhi Anbarasu

Window Function for Signal Processing (signal processing, control design, image processing)

window(win_size,type)

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updated 6 days ago

Linear regression for multiple category data with different slopes for each by Soumya Banerjee

The function does OLS and RMA regression on data that is categorized into two different categories (aerospace, biotech, communications)

regress_plot_twocategories_allslope

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updated 20 days ago

Chebfun V4 by Chebfun Team

Numerical computation with functions instead of numbers. (numerical analysis, interpolation, approximation)

A greedy algorithm for choosing interpolation points

A keyhole contour integral

A parameter dependent ODE with breakpoints

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updated 1 month ago

An Efficient Meadian Filter by Arun Kumar

The median filter is used to reduce noise in an image (image filtering, image processing, filter)

pgm.m

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updated 1 month ago

findpeaks2.m by Sudipta Das

Find all the peaks of a surface excluding NaN. (surface, mathematics, maximum)

[y,ind]=findpeaks2(P)

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updated 1 month ago

Gabor Wavelets by 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 1 month ago

PID_fun.m by Aubai

An PID controller (matlab, mathematics, signal processing)

PID_fun(kp,kI,kD,Input,time,Compare)

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updated 1 month ago

Estimating a constant state using the Kalman Filter by Lazaros Moysis

Kalman Filter example for estimating a constant value (estimation, kalman, filter)

KalmanFilterExample.m

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updated 1 month ago

PCA Based Face Recognition System Using ORL Database by Shujaat Khan

This Package implements 'Eigenface' PCA based face recognition technique. (appearance based face..., eigenface, face recognition)

Image_Projection(T,M,Eigenfaces )

PCA_Core(Tr,M,dimensions)

PCA_NEW(Tr,Ts,TrNum,TsNum,dimensions,sno)

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updated 3 months ago

Active geometric shape models by Quan Wang

The active geometric shape model is a novel approach for fitting geometric shapes in images. (image processing, mathematics, optimization)

AGSM Canvas

DD=myspline(D,theta)

GI=gaussianBlur(I,s)

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updated 3 months ago

2D Fourier Transform of a cosine pulse using MATLAB inbuilt 2D FFT2 function. by Sathyanarayan Rao

Two dimensional cosine pulse and its Fourier transform is computed and visualized. (2d fft, 2d fourier transform, single sided frequenc...)

cosine_2d.m

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updated 3 months ago

Gabor Feature Extraction by 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 4 months ago

Feature Mutual Information (FMI) Image Fusion Metric by Mohammad Haghighat

A non-reference image fusion metric based on mutual information of image features (image fusion, metric, image fusion metric)

fmi(ima, imb, imf, feature, w)

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updated 4 months ago

Fast Gradient Vector Flow (GVF) by Quan Wang

This package implements the Gradient Vector Flow (GVF) in C++/MEX. (image processing, image segmentation, pattern recognition)

GI=gaussianBlur(I,s)

demo.m

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updated 5 months ago

Matrix Difuse Interpolation by David Pineda

Can correct some images with errors (image, interpolation, difuse)

M=interpolacion_matrix(V,x,y, b,c,p,q,factor, factor_inte...

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updated 5 months ago

polyfitZero by Mark Mikofski

Fit polynomial to data, forcing y-intercept to zero or arb. value and slope to zero or arb. value (mathematics, modeling, data exploration)

polyfitZero example

polyfitB(x,y,degree,b)

polyfitB0(x,y,degree,b)

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updated 5 months ago

Abel Inversion Algorithm by Carsten Killer

Fourier-based reconstruction of an unknown radial distribution assuming cylindrical symmetry. (image processing, signal processing, physics)

abel_inversion(h,R,upf,plot_results,lsq_solve)

compute_expansion( X,upf,R )

generate_test_data(~)

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updated 5 months ago

Zero crossing finder by Aubai

This function is used to recognize the zero corssing of an input signal (mathematics, measurement, optimization)

Zeros_finding_Rowdata_final(y,x,f,tol)

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updated 6 months ago

Newton-Raphson solver by Mark Mikofski

Yet another solver that uses the backslash function to solve a set of non-linear equations. (mathematics, optimization, data exploration)

newtonraphson_example

newtonraphson(fun, x0, options)

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updated 6 months ago

Moving RMS Calculation by Aubai

mean-RMS mfile just like the Simulink block (signal processing, measurement, matlab)

mvrms_mfile_simulink(t,y,f1,figures)

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updated 6 months ago

Regularization Kaczmarz Tools Version 1.0 for Matlab by Andrey Ivanov

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

Convergence of the regularized form of the Column-Kaczmar...

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

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

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updated 6 months ago

HDL Coder Support Package for Xilinx Zynq-7000 Platform by MathWorks HDL Coder Team

Use HDL Coder to implement algorithms on Zynq-7000 SoC ZC702 Evaluation Kit (zynq, hwsw codesign, motor control)

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updated 6 months ago

Embedded Coder Support Package for Xilinx Zynq-7000 Platform by MathWorks Embedded Coder Team

Use Embedded Coder to implement algorithms on Zynq-7000 SoC ZC702 Evaluation Kit (zynq, hwsw codesign, motor control)

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updated 7 months ago

gapolyfitn by Richard Crozier

optimises the functional form of a multi-dimensional polynomial fit to model data (optimization, linear regression, modelling)

GenerateNewTerm(vars, maxPower, poly, maxLoops)

HasTerm(p1, p2, newTerm, vars)

PolyFitScore(polyVec, polyStruct)

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updated 8 months ago

Multidimensional path-generator by Erwin Torreao Dassen

This script is a general purpose multidimensional path generator algorithm. (control design, optimization, measurement)

pathGenerator.m

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updated 9 months ago

Optimally Oriented Flux (OOF) for 3D Curvilinear Structure Detection by Max W.K. Law

Optimally Oriented Flux curvilinear structure descriptor (image processing, signal processing, curvilinear)

eigenvaluefield33( a11, a12, a13, a22, a23, a33)

oof3response(image, radii, options)

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updated 9 months ago

Reading sorting csv special files by Aubai

Use this file to read csv files with semicolon ';' (signal processing, statistics, measurement)

csv_read(folder,filetype,delimiter,headerlinesIn)

csv_read1(folder,filetype,delimiter,Loops)

Test.m

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updated 9 months ago

Group Object Structure and State Estimation with Evolving Networks and Monte Carlo Methods by Lyudmila Mihaylova

Matlab code (aerospace, automotive, communications)

PF_MCMC_MH(xParticle_pf,xParticlePrec,meas_vec_k,sensors,...

PF_prediction(xParticle_pf, type_model)

PF_weights(particlePred_pf,meas,sensors,meas_type)

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updated 9 months ago

Droplet Video Proccessor - code 2 of 3 by Matthew Moynihan

This code takes a video of droplets made in a T-Junction and turns it into a sawtooth signal. (microfluidics, tjunction, emulsions)

BlackOut(Image, rect, BLKrect, val)

Sizer(videoBlock, dim, FilterStruct)

videoInput(vidObj)

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updated 9 months ago

Droplet Video Proccessor - code 1 of 3 by Matthew Moynihan

This code processes video of droplet production and does statistics on each droplet made. (video processing, droplets, biotech)

BWSizerA(videoBlock, dim, fStruct)

BlackOut(Image, rect, BLKrect, val)

findFilterNumA(I, rect)

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updated 9 months ago

Free-space prapagation function using Huygens spherical convolution by Disi A

Given a certain field information at input plane, we can predict any field of view at output plane (optics, physics, simulation)

[g2]=ConvProp(g1,dx1,dx2,z,Nx2,lambda)

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updated 9 months ago

wevleted Image by sundus

use wavelet to reduce the image size this declared by the histogram plot (image, wavelet, histogram)

testPaper.m

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updated 10 months ago

Computational complexity by Mahmoud Al-dababseh

Computational complexity between FBMC/OQAM and OFDM (communications, statistics, mathematics)

Computational_Complexity.m

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updated 10 months ago

goldensection.m by Aamir Alaud Din

Find optimal point of a single variable function using golden section search. (aerospace, automotive, biotech)

goldensection(f,a,b,uncertain)

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updated 10 months ago

PV module calculater by Aubai

This m.file is a simulation for the photovoltaic Modules. (statistics, optimization, measurement)

PV_Module_Simulator_Function(G,T_amb)

Testing.m

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updated 10 months ago

Fourier series of square wave. Demo of Gibbs phenomenon with overshoot calculation by अंकित अ. भुराने Ankit A. Bhurane

This file gives a simple demonstration of how a square wave can be approximated by Fourier series. (fourier series, gibbs phenomenon, overshoot)

Fourier_Series_Ankit_A_Bhurane.m

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updated 10 months ago

Flicker Calculater by Aubai

This folder calculate flicker values according to the IEC-61400-21-15. (signal processing, simulation, control design)

Flicker_Caclulation_function (endval,endval1,Sn,Sk,n,Un,F...

IEC_Analysis_Function_Matlab_2007(U1,U2,U3,I1,I2,I3,U1_ti...

flicker_Calculation_complete (j,i,n,Sk,Sn,Alpha,Un,Kp,Ki,...

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updated 10 months ago

secant.m by Aamir Alaud Din

Find the root of an equation using secant's method (aerospace, automotive, biotech)

secant(f,xo,x1,epsilon)

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updated 10 months ago

newton.m by Aamir Alaud Din

Find the root of an equation using newton's method (aerospace, automotive, biotech)

newton(f,g,xo,epsilon)

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updated 10 months ago

Frequency Calculater by Aubai

This function is used to extract the frequency of the input signal (measurement, optimization, signal processing)

Frequency_Calculation_Function(Singal,time)

Zeros_finding(y,x)

Testing_Frequency.m

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updated 10 months ago

Create a 3-Way array from excel files by Aamir Alaud Din

The program reads data from excel files and writes a three way data array (biotech, communications, finance)

prepare4mXLSX

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updated 10 months ago

Bilinear interpolation of an image or matrix by Disi A

This function performs bilinear interpolation for a given image or matrix at any location (image processing, signal processing, optimization)

interVal=interpImg(img,yx,zpad)

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updated 10 months ago

IEC 61000-4-7 for Harmonics Calculations by Aubai

This file gives you the ability to calculated Harmonics (mathematics, statistics, signal processing)

Fast_Harmonics(x,fs,duration)

Fast_Harmonics_1(x,fs,duration)

IEC_Harmonics_final(f,Vn,Inom,U1,U2,U3,I1,I2,I3,U1_time,U...

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updated 10 months ago

Simple Function Generator by Hiroyuki Kato

function "sfg.m" can generate sin,square,duty square,iso triangle,saw tooth,sweep .and fft. (signal processing, control design, mathematics)

sfg(type,t,ff,f0,f1,ana)

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updated 10 months ago

mvstat by Aubai

This file can be used to calculate the moving:mean,max,min,sum,rms,int of an input vector (statistics, signal processing, measurement)

mvstat_final(Inputdata_signal,Inputdata_time,windowrange,...

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updated 10 months ago

Shortest Distance between two vectors in 3D space by Mathew Philip

To find the shortest (perpendicular) distance between two vectors O and V in 3 dimensions. (image processing, mathematics, optimization)

shortestdistance(O,V,Q)

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updated 12 months ago

Blend Color by Giacomo Alessandroni

BLENDCOLOR - Blend two colours specifying the fractional position (color, interpolation, image processing)

blendcolor(from, to, pos)

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