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updated 22 days ago

A Cuckoo Search algorithm for multimodal optimization by Erik

An multi-modal optimization algorithm based on a evolutionary approach (optimization, global optimization, genetic algorithm)

mCuckoo(NoPob)

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updated 22 days ago

imtool3D by Justin Solomon

This is a image slice viewer with built in scroll, contrast, zoom and ROI tools. (image processing, medical imaging, 3d images)

imtool3D

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updated 22 days ago

healthy_disease_boxplot.zip by Soumya Banerjee

Box plots of measured quantity in healthy vs. disease in two cohorts (statistics, biostatistics, data import)

healthyvsdisease_box_plot_general

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updated 25 days ago

K Means Algorithm with the application to image compression by Jason Joseph Rebello

This program uses the K means clustering algorithm to group the pixels in an image for compression (clustering, computer vision, image compression)

computeCost(X, idx, centroids, K)

computeNewCentroids(X, idx, K)

displayImage(I, XCompressed, K)

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updated 26 days ago

Optimal Blockwise Shrinkage for Image Denoising by Yue Wu

Improving initially denoised using its corresponding noisy observation (image processing, image analysis, statistics)

optBlkShrink( fun, input, nsample, sigma, varagin );

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updated 26 days ago

Generator for State-Based Schedules (schedGen v2.0) by Akramul Azim

Using optimization constraints associated to timing requirements to generate state-based schedules (specification, system design, schedules)

avg_mode_change_delay.m

sgen.constraints(S, filename)

sgen.get_ampl_sched_from_file(filename)

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updated 26 days ago

Image compression using Block Truncation Coding by Arun Kumar

Block Truncation Coding is a type of lossy image compression technique (block truncation codi..., image compression, image processing)

btcnew.m

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updated 26 days ago

Enhanced Binary Particle Swarm Optimization (BPSO) with 6 new transfer functions by Seyedali Mirjalili

An Enhanced binary Particle Swarm Optimization algorithm (VPSO) with v-shaped transfer functions (particle swarm optimi..., pso, binary particle swarm...)

DrawConvergenceCurves(p,Max_iteration)

MyCost(x)

[gBest,gBestScore,ConvergenceCurve]=BPSO(noP,Max_iteratio...

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updated 27 days ago

kirschedge.m by Sarojkumar

A function for edge detection (image processing)

y=kirschedge(x)

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updated 27 days ago

An Efficient Median 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 27 days ago

Genetic_algorithmgg.m by Arash

GeneticAlgorithm (genetic algorithm)

Genetic_algorithmgg.m

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updated 27 days ago

Solving Optimal Control Problems using Simscape Models for State Derivatives by Daniel Herber

This code replicates the results found in a tech report by the same name (brysondenham, design, control)

BrysonDenhamDerivative(t,y,u,p)

BrysonDenhamMain()

BrysonDenhamPlot(uMat,sMat,p)

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updated 28 days ago

Chaotic Biogeography-based Optimisation (CBBO) algorithm by Seyedali Mirjalili

50 chaos-embedded versions of the BBO algorithm (optimization, bbo, optimisation)

Ackley

BBO(ProblemFunction, DisplayFlag, ProbFlag, RandSeed)

BBO_chaos(ProblemFunction, DisplayFlag, ProbFlag, RandSee...

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updated 28 days ago

Biogeography-Based Optimizer (BBO) for training Multi-Layer Perceptron (MLP) - Breast cancer dataset by Seyedali Mirjalili

Biogeography-Based Optimizer (BBO) is employed as a trainer for Multi-Layer Perceptron (MLP) trainin (ant colony optimizati..., biogeography based op..., bbo)

ACO(ProblemFunction, DisplayFlag)

BBO(ProblemFunction, DisplayFlag, ProbFlag, RandSeed)

ClearDups(Population, MaxParValue, MinParValue)

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updated 29 days ago

MONTAGE with image value cross probing by Uri Dubin

Combines original Matlab MONTAGE file and IMPIXELINFO tool for multiple images (image processing)

DFS_MontageProbe(varargin)

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updated 29 days ago

frequency_domain_filtering.zip by Pankaj Joshi

Processing Image in frequency domain filtering (filter design, image processing)

butter_bp(M,N,cut_off1,cut_off2,ord)

butter_br(M,N,cut_off1,cut_off2,ord)

butter_hp(M,N,cut_off,ord)

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updated 29 days ago

Differential Evolution by Markus Buehren

Optimization using the evolutionary algorithm of Differential Evolution. (optimization, evolutionary algorith..., differential evolutio...)

chompsep(str)

computenewpopulation(pop, bestmem, params)

concatpath(varargin)

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updated 1 month ago

Guided Upsampling and Residual Interpolation by Masayuki Tanaka

This tool upsamples the data with the high-resolution guidance image. (upsampling, image processing, filter)

guidedfilter11(src, gid, eps, ker1, ker2)

guidedfilter1n(src, gid, eps, ker1, ker2)

guidedfiltern1(src, gid, eps, ker1, ker2)

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updated 1 month ago

Anisotropic diffusion (stable scheme) by Jérôme FEHRENBACH

Stable and positive scheme for anisotropic diffusion (image processing, filtering, diffusion)

[t,C]=infoA0(C11,C22,C12)

diagK( t, C )

diffusion2D( u0, T, varargin )

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updated 1 month ago

VMAT QA by James Kerns

Analyzes VMAT quality assurance EPID images for routine Varian linac QA. (image processing, medical physics, vmat)

LoadOrSetPref(preferencegroup,preference,default,isGUIobj...

VMAT(varargin)

VMAT_settings(varargin)

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updated 1 month ago

Grey Wolf Optimizer Toolbox by Seyedali Mirjalili

A toolbox for the Grey Wolf Optimizer (GWO) algorithm (optimization, grey wolf optimizer, gwo)

CostFunction( x )

GWO_toolbox(varargin)

Positions=initialization(SearchAgents_no,dim,ub,lb)

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updated 1 month ago

MEME GENERATOR by AISHWARYA PANDEY

SIMPLE APP TO GENERATE MEME....adds text to the image selected by user (image processing, image analysis, text)

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updated 1 month ago

Chaos theory and meta-heuristics by Seyedali Mirjalili

10 chaotic maps that can be integrated to any meta-heuristics (optimization, metaheuristic, heuristic)

O=chaos(Index,Initial_Value,Max_iter)

Main.m

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updated 1 month ago

CIRCLE OBJECT COUNTER by AISHWARYA PANDEY

USED TO COUNT CIRCULAR OBJECTS IN A FIGURE (image processing, funappsutilities)

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updated 1 month ago

Autonomous Groups Particles Swarm Optimization (AGPSO) by Seyedali Mirjalili

A Particle Swarm Optimization Algorithm with Autonomous Groups of Particles (particle swarm optimi..., pso, optimization)

Get_Functions_details(F)

[gBestScore,gBest,cg_curve]=AGPSO1(N,Max_iteration,lb,ub,...

[gBestScore,gBest,cg_curve]=AGPSO1(N,Max_iteration,lb,ub,...

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updated 1 month ago

RViewer by Tony Davis

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

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updated 1 month ago

Toolbox to analyze nanoindentation data. by David MERCIER

A MATLAB GUI to plot and to analyze (nano)indentation data (obtained with conical indenters) (gui, data import, data export)

A_get_and_plot

A_get_param_GUI.m

A_indenters_properties_GUI.m

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updated 1 month ago

roipolyaa.m by Andrew Simpson

Select a region of interest with blended (anti-aliased) edges (roipoly, inpolygon, image)

mask=roipolyaa(xmin, xmax, ymin, ymax, XV, YV, sd)

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updated 1 month ago

imshow4 by Jiri Chmelik

Function for 2D/3D/4D image view. (image, image analysis, visualization)

imshow4(varargin)

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updated 1 month 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 1 month ago

Optimal Finite-burn Interplanetary Injection from Earth Orbit by David Eagle

A MATLAB script for optimizing finite-burn interplanetary injection trajectories. (aerospace, mathematics, simulation)

[fid, ic_type, itarget, read_fname, write_fname, nsegment...

asympt (cbmu, rsc, vsc)

atan3 (a, b)

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updated 1 month ago

A new optimization algorithm inspired by the States of Matter by Erik

A new optimization algorithm inspired by the States of Matter (optimization, genetic algorithm, search)

stateofmattersearch(NoPob)

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updated 1 month ago

CAB.zip (Algorithm for Global Optimization Inspired by Collective Animal Behavior) by Erik

Algorithm for Global Optimization Inspired by Collective Animal Behavior (optimization, genetic algorithm, search)

[VC VH]=ComparaHC(H,fh,C,fc,Mbest,rho)

[xn,yn]=findrange(xn,yn,range)

CAB.m

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updated 1 month ago

A swarm optimization algorithm inspired in the behavior of the social-spider by Erik

A swarm optimization algorithm inspired in the behavior of the social-spider (optimization, genetic algorithm, search)

FeMove(spidn,fn,fsp,msp,spbest,Ibe,spmass,d,lb,ub,pm)

Griewank.m

MaMove(fn,mn,fsp,msp,femass,mamass,d,lb,ub,pm)

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updated 1 month ago

Lambert's Problem by David Eagle

MATLAB functions and scripts for solving the geocentric and heliocentric Lambert problem. (aerospace, mathematics, simulation)

atan3 (a, b)

eci2orb1 (mu, r, v)

gdate (jdate)

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updated 1 month ago

Solar Sail Trajectory Analysis with MATLAB by David Eagle

Two-dimensional trajectory analysis of solar sail Earth-to-Venus and Earth-to-Mars missions. (aerospace, mathematics, simulation)

[fid, nsegments, achar, b1, b2, b3, iplanet, time_g, time...

rkf78 (deq, neq, ti, tf, h, tetol, x)

ss2d_eqm_opt (t, y)

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updated 1 month ago

Ancestral polytree by Guangdi Li

The code here provides the algorithm of learning ancestral polytree. (mathematics, statistics, modeling)

BFS_LocalPolytree( UPRMatric,MaxNode )

CITest_ChiTwoVar( MI, R, M, a )

ConditionalIndependentMatric( LGObj,a )

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updated 1 month ago

savefigure by Aslak Grinsted

Easy way of saving figures to publication friendly format. (graphics import, graphics export, save)

ArgStruct=parseArgs(args,ArgStruct,varargin)

[varargout]=savefigure(fname,varargin)

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updated 1 month ago

Feedback Linearizing Control Using Hybrid Neural Networks Identified by Sensitivity Approach by Janos Abonyi

Identification and application of hybrid models for Globally Linearizing Control (neural network, cstr, blackbox)

fmin_lm(yfun,jxfun,x0,ym,opt,uservar)

fsimu(theta,in2);

fsimu2(theta,in2);

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updated 1 month 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 1 month ago

imdisp by Oliver Woodford

Display multiple images as a montage of subplots (gui, image processing, figure)

imdisp(I, varargin)

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updated 1 month ago

IM2GIF by Oliver Woodford

Converts a multiframe image to an animated GIF. (image, multiframe, animated)

im2gif(A, varargin)

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updated 1 month ago

minimize by Rody Oldenhuis

Minimize constrained functions with FMINSEARCH or FMINLBFGS, globally or locally (optimization, constrained optimizat..., derivativefree optimi...)

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updated 1 month ago

Mean square displacement analysis of particles trajectories by Jean-Yves Tinevez

A MATLAB class for the mean square displacement analysis of particle trajectories, with a tutorial. (measurement, simulation, statistics)

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updated 1 month ago

The Gravity Perturbed Hohmann Transfer by David Eagle

MATLAB script for solving the Hohmann transfer problem perturbed by non-spherical Earth gravity. (aerospace, mathematics, simulation)

[fid, alt1, alt2, inc1, inc2, raan1, jdutc0, gst0, ...

atan3 (a, b)

brent (f, x1, x2, rtol)

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updated 1 month ago

A MATLAB Script for Earth-to-Mars Mission Design by David Eagle

Determines optimal n-body ballistic trajectories from Earth park orbit to encounter at Mars. (aerospace, mathematics, interplanetary missio...)

[fid, otype, jdtdb_tip, ddays1, jdtdb_arrival, ddays2, hp...

atan3 (a, b)

brent (f, x1, x2, rtol)

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updated 1 month ago

Gravity-assist Trajectory Design and Analysis by David Eagle

A MATLAB Script for Interplanetary Gravity-Assist Trajectory Design and Optimization (aerospace, mathematics, simulation)

atan3 (a, b)

bplane(r, v)

eci2orb1 (mu, r, v)

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updated 1 month 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 1 month ago

Ballistic Interplanetary Trajectory Design and Optimization by David Eagle

A MATLAB Script for Ballistic Interplanetary Trajectory Design and Optimization (aerospace, mathematics, simulation)

atan3 (a, b)

becl2000(ntarg, jdate)

eci2orb1 (mu, r, v)

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updated 1 month ago

A MATLAB Script for Optimal Single Impulse De-orbit from Earth Orbits by David Eagle

optimal impulsive maneuver required to de-orbit a spacecraft in a circular or elliptical Earth orbit (aerospace, mathematics, optimization)

atan3 (a, b)

deltav_guess(oev1, alttar, fpatar)

deorbit_shoot(x)

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