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updated 10 months ago

Fractal Dimension by Omar Al-Kadi

Generating a pixel- by pixel fractal dimension image using box counting algorithm (fractal dimension, lacunarity, image processing)

Fractals.m

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updated 10 months ago

Diffusion gradient vector field in 3D by Khaled Khairy

Generate in 3D the diffusion gradient vector field as in Xu and Prince 1998 (image processing, signal processing, mathematics)

dgvf_calc(I, niter, miu, dt, dx, dy, dz)

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updated 10 months ago

Backtracking Search Optimization Algorithm by PINAR CIVICIOGLU

A new swarm-based global optimization algorithm for real valued numerical optimization problems. (optimization, signal processing, image processing)

FoxHoles(x,mydata)

[fname,fnc,low,up,dim]=setttingOfBenchmarkFnc(i)

ackley(x,mydata)

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updated 11 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 11 months ago

Non-Redundant Shift-Invariant Complex Wavelet Transform by Reshad Hosseini

2 m-file functions for applying complex wavelet and inverse complex wavelet transforms. (complex, wavelet, shiftinvariance)

[d,offset]=extensiontype(kin)

[yout,Sizes]=CWT_downcoef(x,levels,dim)

example

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updated 11 months ago

diffe by Marco Borges

euclidian differentiation (diff, differential equation..., gradient)

diffe(x,range)

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updated 12 months ago

Inpaint over missing data in 1-D, 2-D, 3-D,... N-D arrays by Damien Garcia

Y = INPAINTN(X) computes the missing data in the N-D array X. (inpaint, griddatan, interpolation)

inpaintn(x,n,y0,m)

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updated 12 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 12 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 1 year 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 1 year 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 1 year ago

Image(or matrix) rotation and scaling function by Disi A

This function takes an image, scales it and rotates it by theta (radian, rigid motion) (image processing, mathematics, signal processing)

imTransform(img,dtheta,scale,interpMethod,padding)

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updated 1 year ago

Fast 2D peak finder by nate

Find local maxima \ peak positions in noisy 2D arrays (peakfind, peak, local maxima)

[cent, varargout]=FastPeakFind(d, thres, filt ,edg, res, ...

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updated 1 year 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 1 year ago

Two dimensional window generator (2D window) by Disi A

This function creates a two-dimentional window that can be used for a matrix or image. (image processing, signal processing, mathematics)

w=window2(N,M,w_func)

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updated 1 year ago

Fresnel integral wrapper function by Disi A

This function computes the Fresnel integral for a given x value(vector). Default tolerance is 1e-6 (image processing, signal processing, mathematics)

[Cx,Sx]=fresnel_int(x,tol)

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updated 1 year ago

Locally Adaptive Kernel Density Estimation by Hideaki Shimazaki

Kernel density estimation with bandwidths locally adapted to data. (statistics, bandwidth, kernel)

sshist(x,N)

sskernel(x,tin,W)

ssvkernel(x,tin)

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updated 1 year ago

Compressive Multi-spectral Demosaicing by Angshul Majumdar

Explores Group-sparse and Kronecker Compressed Sensing Techniques for Multi-spectral demosaicing (demo, image processing, signal processing)

MSscript_3channel.m

MSscript_4channel.m

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updated 1 year 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 1 year 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 1 year 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 1 year 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 1 year ago

Image Sharpening & High boost Filtering by Sidhanta Kumar Panda

Image Sharpening & High boost Filtering of 2-D image (image processing, signal processing)

k9sharpening.m

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updated 1 year ago

Double sideband with carrier by Sidhanta Kumar Panda

Generate a Double sideband with carrier signal using this code (signal processing, image processing, communications)

dsbc.m

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updated 1 year ago

FM signal generation by Sidhanta Kumar Panda

Generate a frequency modulated signal using this code (signal processing, image processing, wireless)

fm1.m

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updated 1 year ago

Convolution by Sidhanta Kumar Panda

This program finds the linear convolution of two discrete sequences (signal processing, image processing)

exptt4.m

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updated 1 year ago

Inverse Discrete Cosine transform by Sidhanta Kumar Panda

Use this code to find Inverse Discrete Cosine transform (image processing, signal processing, wireless)

idct.m

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updated 1 year ago

Discrete Cosine transform by Sidhanta Kumar Panda

use this to find the Discrete Cosine transform (signal processing, image processing, communications)

dct.m

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updated 1 year ago

Circular convolution using DFT-IDFT by Sidhanta Kumar Panda

Use this code to find circular convolution using frequency domain approach (image processing, signal processing, communications)

dftidft.m

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updated 1 year ago

Inverse Discrete Fourier transform by Sidhanta Kumar Panda

Use this code to find the Inverse Discrete Fourier transform (image processing, signal processing, communications)

IDFT.m

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updated 1 year ago

Discrete Fourier transform by Sidhanta Kumar Panda

Use this code to find the DFT sequence (image processing, signal processing, communications)

dft.m

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updated 1 year ago

Circular convolution by Sidhanta Kumar Panda

This code finds the Circular convolution (image processing, signal processing, communications)

circconv.m

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updated 1 year ago

Auto correlation by Sidhanta Kumar Panda

This code gives the auto-correlation of a discrete sequence (image processing, signal processing, communications)

autocorr.m

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updated 1 year ago

Auto correlation by Sidhanta Kumar Panda

This code finds the auto-correlation of a discrete sequence (image processing, signal processing, communications)

autocorr.m

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updated 1 year ago

Cross-correlation by Sidhanta Kumar Panda

This code finds the Cross-correlation of 2 discrete sequences (image processing, signal processing, communications)

crosscorr.m

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updated 1 year 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 1 year ago

Demonstration showing Importance of phase in images by अंकित अ. भुराने Ankit A. Bhurane

This simple Matlab code demonstrates the importance of phase in images (importance of phase, phase, fourier transform of ...)

Importance_of_Phase_in_Images_Ankit_A_Bhurane.m

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updated 1 year ago

correlation confiscation by ahmed majeed

to find the correlation coefficient between carves (image processing, signal processing, mathematics)

rr=cor(yyn,yon)

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updated 1 year 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 1 year 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 1 year 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 1 year 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 1 year 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 1 year 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 1 year 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 1 year 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 1 year 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 1 year ago

Differential Search Algorithm: A modernized particle swarm optimization algorithm by PINAR CIVICIOGLU

DSA is a modernized particle swarm optimization algorithm. (simulation, optimization, statistics)

ds(method,fnc,mydata,size_of_superorganism,size_of_one_cl...

out=circlefit(X,mydata)

out=weierstrass(X,str)

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updated 1 year 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 1 year 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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