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updated 2 hours ago

ArbRand.m by Tapiwa

Random number generator with arbitrary user specified probability distribution (probability density f..., probability distribut..., random number generat...)

ArbRand( rows, cols, P_Dens )

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updated 4 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 6 hours ago

MATLAB GUI for image type conversion(RGB to GRAYSCALE and RGB to BINARY) by Rishabh Thareja

A real-time GUI for converting a image type of a snapshot from live video stream. (image processing, image, gui)

image_conversion(varargin)

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updated 11 hours 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(cartim, varargin)

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updated 19 hours ago

Binary Bat Algorithm by Seyedali Mirjalili

BBA is the binary version of the Bat Algorithm for optimizing binary problems. (binary optimization, optimization, binary search space)

MyCost(x)

[best,fmin,cg_curve]=BBA(n, A, r, d, Max_iter, CostFuncti...

Main.m

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updated 19 hours ago

Virtual Keyboard Using Image Processing by Arun Kumar

The keyboard is made of paper. A web cam is used to scan the pressed keys. (virtual keyboard usin..., virtual keyboard usin..., virtual keyboard)

gui1(varargin)

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updated 19 hours ago

saveVideo.m by Adam Li

Takes Images and Saves Them into Videos (image processing, image segmentation, data import)

saveVideo(mainDir, imageDir, expName)

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updated 1 day 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 1 day ago

Tensor Voting with Steerable Filters by Emmanuel Maggiori

Tool to do fast perceptual grouping on 2D images by tensor voting (tensor voting, feature inference, image segmentation)

c(m,s,be)

encode(origimage)

vote(s,be,sigma)

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updated 2 days ago

ImGRAFT by Aslak Grinsted

An image Georectification and Feature Tracking toolbox (template matching, georectification, georeferencing)

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updated 3 days ago

Peak Fitter by Tom O'Haver

Command-line peak fitter for time-series signals. Version 5.5, July, 2014 (chemistry, curve fitting, decomposition)

[FitResults,LowestError,baseline,BestStart,xi,yi,BootResu...

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updated 3 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

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 4 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 4 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 4 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 6 days ago

TEXPRESS Toolbox v1.0 by James Dillon

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

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updated 7 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 8 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 8 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 8 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 9 days ago

kirschedge.m by Sarojkumar

A function for edge detection (image processing)

y=kirschedge(x)

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updated 9 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 10 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 10 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 11 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 11 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 11 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 11 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 14 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 14 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 14 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 14 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 18 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 21 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 21 days ago

RViewer by Tony Davis

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

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updated 21 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 21 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 21 days ago

imshow4 by Jiri Chmelik

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

imshow4(varargin)

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updated 21 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 22 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 22 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 22 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 22 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 22 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 22 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 22 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 22 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 22 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 24 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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