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updated 5 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 12 hours ago

An improved computer vision method for white blood cells detection (using differential evolution) by Erik

Automatic white blood cells detector (image processing, computer vision, image analysis)

[costo]=funcDE(pts,imageB)

[salida,rmin,rmax,X0,Y0]=DEllipse(p1,p2,p3,p4,p5)

devec3(fname,VTR,D,XVmin,XVmax,y,NP,itermax,F,CR,strategy...

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updated 15 hours ago

t-test and box plots for genes/compounds etc in healthy vs. disease by Soumya Banerjee

Does a t-test and creates box plots for genes/compounds in healthy vs. disease individuals (statistics, biostatistics, biotech)

t_test_boxplot

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updated 16 hours 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 16 hours 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 1 day 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 2 days ago

TEXPRESS Toolbox v1.0 by James Dillon

GDGT LC/MS Processing (lcms, mass spectroscopy, geochemistry)

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updated 2 days ago

Intravascular Near-Infrared Fluorescence (iNIRF) Imaging by Sam Nazari

MATLAB based matched filter is implemented for an iNIRF imaging method (detection, machine learning, signal processing)

[sigma,mu,A]=mygaussfit(x,y,h)

attenuationRadiusRegression(manualSelectFlag,polyFitN)

findOptimalWidth(onlyFirstN,showWhich,templateSignalStats)

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updated 2 days ago

Grey Wolf Optimizer (GWO) by Seyedali Mirjalili

GWO is a novel meta-heuristic algorithm for global optimization (optimization, metaheuristics, heuristic)

Get_Functions_details(F)

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

[Alpha_score,Alpha_pos,Convergence_curve]=GWO(SearchAgent...

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updated 3 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 4 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 4 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 4 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 4 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 5 days ago

kirschedge.m by Sarojkumar

A function for edge detection (image processing)

y=kirschedge(x)

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updated 5 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 5 days ago

Genetic_algorithmgg.m by Arash

GeneticAlgorithm (genetic algorithm)

Genetic_algorithmgg.m

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updated 5 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 6 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 6 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 7 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 7 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 7 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 7 days ago

Apply Restrictions by Tyler Ransom

Implements parameter restrictions for optimization problems (optimization)

[like,grad]=mlogit(b,Y,X,nb,nc)

[like,grad]=mlogit_restrict(b,restrMat,Y,X,K,J)

applyRestr(restrMat,b,H)

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updated 10 days 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 10 days 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 10 days 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 10 days 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 12 days 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 13 days ago

impolar.m by Jérémie Guignard

Resampling of an image with a polar sampling pattern using the built-in 'improfile' function (image processing, polar coordinates, resampling)

impolar(inputim, varargin)

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updated 14 days 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 14 days ago

CIRCLE OBJECT COUNTER by AISHWARYA PANDEY

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

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updated 17 days 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 17 days ago

RViewer by Tony Davis

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

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updated 17 days 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 17 days 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 17 days ago

imshow4 by Jiri Chmelik

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

imshow4(varargin)

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updated 18 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 18 days 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 18 days 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 18 days 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 18 days 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 18 days 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 18 days 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 18 days ago

Binary Genetic Algorithm Feature Selection.zip by Oluleye Babatunde

Genetic Algorithm for Feature Selection (genetic algorithm, feature selection, zernike moments)

Binary_Genetic_Algorithm_Hezy_2013

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updated 18 days 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 18 days 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 20 days ago

Recalculate rectification indices for rectangle image by Peter Seibold

For fast image processing this script extracts parameters for stereo image rectification. (image processing, stereo vision, calibration)

Double_versus_uint

FindLargestRectanglesPUS(I, crit, minSize)

extractIndicesForStereoPair

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updated 20 days 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 20 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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