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updated 2 days ago

Algorithm for Global Optimization Inspired by Collective Animal Behavior by Erik

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

ComparaHC(H,fh,C,fc,Mbest,rho)

findrange(xn,yn,range)

CAB.m

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updated 4 days ago

DavidMercier/NIMS by David MERCIER

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

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updated 7 days ago

Fruit Fly Optimization Algorithm_Second Edition by wen

Fruit Fly Optimization Algorithm_Second Edition (optimization)

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updated 10 days ago

Simple example and generic function for kmeans clustering by Soumya Banerjee

Simple generic function and example to perform kmeans clustering (clustering, machine learning, mathematics)

kmeans_generic

call_kmeans()

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updated 10 days ago

Greedy Algorithms and Greedy Analysis Pursuit for Non-linear sparse recovery by Kavya Gupta

Modifications to Greedy Algorithms and Greedy Analysis Pursuit(GAP) for non-Linear sparse Recovery. (algorithm, matlab, optimization)

COSAMPEN(y,A,myfun,N,k)

COSAMPLN(y,A,myfun,N,k)

Grad(fun, x0, deltaFactor)

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updated 17 days ago

Fast, robust and exact minimum bounding spheres by Anton Semechko

Compute exact minimum bounding spheres in 3D or approximate bounding spheres in higher dimensions (optimization, geometry, sphere)

ApproxMinBoundSphereND.m

ExactMinBoundSphere3D(X)

FitSphere2Points(X)

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updated 19 days ago

Condensation of earthquake location distributions: Optimal spatial information encoding by Yavor Kamer

Reduces the size of a catalog by taking into the account individual location uncertainties (seismicity, spatial analysis, optimization)

catCondens(org_cat,cov_mat,DO_PLOT)

gaussianValue(X, m, covar)

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updated 20 days ago

BOBYQA algorithm by Ulrich Römer

M.J.D. Powell's BOBYQA algorithm using a mexfunction created with dlib's C++ implementation (optimization, bobyqa, powell)

bobyqa(sObjFunName, vX_opt, vX_l, vX_u, svOptions)

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updated 20 days ago

Lithium Battery Model, Simscape Language and Simulink Design Optimization by Robyn Jackey

Multi-temperature lithium battery model using Simscape language and Simulink Design Optimization (lithium, battery, demo)

ssc_lithium_battery_80Cells_ini.m

ssc_lithium_cell_1RC_ini.m

plot_estim_results.m

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updated 22 days ago

random_spheres(funct,startvalue,lb,ub,s,plot) by Dominik Ballreich

The Random Spheres Optimizer is a metaheuristic optimizer for constrained optimization (heuristic, metaheuristc, optimization)

random_spheres(funct,startvalue,lb,ub,s,plot)

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updated 23 days ago

Simple example and generic function for SVM binary classifier by Soumya Banerjee

Simple generic function that takes two labelled classes and trains SVM classifier. (classification, machine learning, optimization)

svm_classifier

svm_call

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updated 24 days ago

Video Synopsis by Costas Panagiotakis

Video Synopsis - Key frames Selection based on a Distortion Minimization method (key frames detection, video, video processing)

HierarchicalAlg1(ind, D_all, b, DistortionOf3Alg, Distort...

HierarchicalAlg2(ind, D_all, b, DistortionOf3Alg, Distort...

TimeEquidistant(ind, D_all, b, DistortionOf3Alg, Distorti...

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updated 25 days ago

Plane fit by Adrien Leygue

Fits a plane to a set of data points by minimizing the normal quadratic distance (mathematics, optimization, data exploration)

affine_fit(X)

demo.m

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updated 29 days ago

Particle Swarm Optimization Simulation by Wesam Elshamy

an animated simulation of particles searching for the minima of a simple function (particle swarm optimi..., pso, thanks a lot for ever...)

Particle Swarm Optimization Simulation

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updated 29 days ago

Genetic Algorithms Application by Wesam Elshamy

Drawing the largest circle in a space of stars without enclosing any of them using Genetic Algorithm (applications, genetic algorithms, ga)

Simple EMOO Problem

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updated 29 days ago

System Identification using GA with a GUI interface by Wesam Elshamy

Idnetifying ARX model of a system using Genetic Algorithms with a GUI interface and compare it to Le (optimization, system identification, ga)

arx2(y, u, na, nb, nk, error, pop, mutation, no_of_genera...

fitness(gene)

genalg(error, population_size, mutation, no_of_generations)

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updated 29 days ago

Pareto Front Using Fitness Sharing by Wesam Elshamy

Finding the Pareto front of a simple problem using Genetic Algorithms with fitness sharing (genetic algorithms, ga, optimization)

Simple EMOO application (finding the Pareto front)

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updated 29 days ago

Constrained MOO using GA (ver. 2) by Wesam Elshamy

Solving a simple MOO problem using Genetic Algorithms (GA) (multiobjective optimi..., demo, optimization)

moo.m

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updated 1 month ago

Bayesian Linear Regression by Soumya Banerjee

This is a set of MATLAB functions to do Bayesian linear regression (statistics, optimization, mathematics)

bayesian_regression

CALL_bayesian_regression

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updated 1 month ago

Fitting complex analytic laws to data by means of Genetic Algorithms by Lorenzo Luini

The script allows to easily fit predefined complex analytical laws using Genetic Algorithms (analytical laws, fit, genetic algorithms)

FitLaw_GA(X,y,fh,Int,LB,UB)

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updated 1 month ago

Evolution Strategies (ES) by Gilberto A. Ortiz

Algorithm that implements 'Evolution Strategies' (ES) ('mu-lambda' and 'mu+lambda' variants). (evolution strategies, optimization, genetic algorithms)

evolution_strategy(f, mu, lambda, gen, sel, rec_obj, rec_...

mutation(n,lambda,xr,sigmar,alphar,limits)

recombination(type_obj,type_str,n,mu,lambda,xi,sigma,alpha)

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updated 1 month ago

1+1 Evolution Strategy (ES) by Gilberto A. Ortiz

1+1-ES. The simplest ES. Read comments in the file for a deeper explanation and bibliography (evolution strategies, optimization)

evolution_strategy_1p1(f, xkm1, sigma, ite, obj)

example1.m

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updated 1 month ago

Multi-objective optimization using Evolution Strategies (ES) as Evolutionary Algorithm (EA) by Gilberto A. Ortiz

This function uses ES instead of GA as EA in the NSGA-II procedure for multi-objective optimization. (genetic algorithms, evolution strategies, es)

ENSES(f, mu, lambda, gen, rec_obj, rec_str, u, nf, n, lim...

domination_matrix(n_viol, sum_viol, phi, m, n_f)

mutation_es(n,lambda,xr,sigmar,alphar,limits)

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updated 1 month ago

Frequency-Domain Min-Max Optimization for Delta-Sigma Modulators by Masaaki Nagahara

Matlab codes are provided for min-max optimization for loop-filter design in delta-sigma modulators. (delta sigma, optimization, signal processing)

NTF_MINMAX(order, OSR, H_inf, f0, zf)

NTF_MINMAX_MB(order, OSR, H_inf, f, zf)

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updated 1 month ago

H-infinity optimal fractional delay filter by Masaaki Nagahara

A code for designing H-infinity optimal fractional delay filters (fractional delay, fractional delay filt..., signal processing)

fdf_hinf(F, D, T)

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updated 1 month ago

nasa/T-MATS by Jeffryes

Simulink Toolbox for the Modeling and Analysis of Thermodynamic Systems, such as gas turbines (simulation, simulink, example)

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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)

AGPSO1(N,Max_iteration,lb,ub,dim,fobj)

AGPSO1(N,Max_iteration,lb,ub,dim,fobj)

AGPSO1(N,Max_iteration,lb,ub,dim,fobj)

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updated 1 month ago

Leveldiagrams for multiobjective decision making by Xavier Blasco

A tool to draw Leveldiagrams for Pareto Set/Front, allowingsome basics graphics manipulations. (multiobjective optimi..., decision making, pareto front)

buildlgstruct5.m

layergraph5.m

classbypreference5.m

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updated 1 month ago

Swarm Rapid Centroid Estimation: A particle swarm clustering algorithm by Mitchell Yuwono

An efficient particle swarm approach for rapid optimization of cluster centroids. (optimization, statistics, data exploration)

EnsembleAggregate(softlabels,method,visualize)

RCE(in,k, varargin )

[h,x,y,z] =plot_fuzzy_voronoi (dt, u, m,N_steps,distance,...

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updated 1 month ago

Impulse Denoising using split Bregman approach by Hemant Kumar Aggarwal

Salt and pepper noise reduction using split-Bregman approach (optimization, image processing)

cpsnr=myPSNR(org,recon,skip)

denoised=FunSynthesisPrior(noisy,p,q,maxiter,lambda,mu1,m...

x=FunDenoiseTV(noisy,p,q,maxiter,lambda,mu1,mu2)

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updated 1 month ago

Lloyd's Algorithm by Aaron Becker

Starts with a point set, repeatedly moves each point to centroid of Voronoi cell. (lloyds algorithm, simulation, robot coverage)

lloydsAlgorithm(Px,Py, crs, numIterations, showPlot)

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updated 1 month ago

Binary hybrid particle swarm optimization and gravitational search algorithm (BPSOGSA) by Seyedali Mirjalili

Binary version of the BPSOGSA algorithm (psogsa, pso, particle swarm optimi...)

BPSOGSA.m

evaluateF.m

Gconstant.m

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updated 1 month 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 1 month 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 (bpso, particle swarm optimi..., pso)

BPSO(noP,Max_iteration,BPSO_num,CostFunction,noV)

DrawConvergenceCurves(p,Max_iteration)

MyCost(x)

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updated 1 month ago

Adaptive gbest-guided gravitational search algorithm by Seyedali Mirjalili

A gbest-guided gravitational search algorithm (optimization, gsa, heuristic)

evaluateF.m

Gconstant.m

Gfield.m

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updated 1 month ago

Grey Wolf Optimizer (GWO) by Seyedali Mirjalili

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

GWO(SearchAgents_no,Max_iter,lb,ub,dim,fobj)

Get_Functions_details(F)

func_plot(func_name)

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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(SearchAgents_no,Max_iter,lb,ub,dim,fobj,handles,Value)

GWO_toolbox(varargin)

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updated 1 month ago

easyfitGUI by Jean-Luc Dellis

A GUI to fit 1D data (X, Y) to a polynomial or to a model function Y = F(P,X). (gui, optimization, fit)

easyfitGUI

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updated 2 months ago

Greedy Algorithms for Non-linear Sparse Recovery by Kavya Gupta

Modifications in OMP and COSAMP greedy Algorithms for Non-linear Sparse Recovery (signal processing, optimization, matlab)

Grad(fun, x0, deltaFactor)

x=OMPE(A,myfun,k)

x=OMPL(A,myfun,k)

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updated 2 months ago

Financier by Reza Rahemi

Financial portfolio management (finance, portfolio, optimization)

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updated 2 months ago

optimal power flow with load profile by Mauro Sergio Pinto

power flow to optimization a system with 9 bus. (optimization)

algoritmo_GERAL_R2.m

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updated 2 months ago

Chicken Swarm Optimization Algorithm (demo) by Xian-Bing Meng

This is a new bio-inspired algorithm Chicken Swarm Optimization, proposed by Xian-bing(2014) (mathematics, optimization, matlab)

CSO.m

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updated 2 months ago

Multiple Traveling Salesmen Problem - Genetic Algorithm, using multi-chromosome representation by András Király

Finds a (near) optimal solution to a modified MTSP by a GA, with additional constraints (optimization, genetic algorithm, multiple traveling sa...)

mtsp_ga_multi_ch(xy,dmat,salesmen,min_tour,max_tour,tw,po...

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updated 3 months ago

Phase unwrapping by accumulation of residual maps by Mariano Rivera

Implements the paper "Phase unwrapping by accumulation of residual maps," OLEN, 2015. (phase unwrapping, image processing, optimization)

computeWdata(phi, mu)

multigridUnwrapARM(Wrap, Mask, iW, jW, mu, lambda, niter,...

nestedMultigridUnwrapARM(Wrap,Mask,lambda,mu,niter,nuplevel)

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updated 3 months ago

Monte Carlo example of a Multi Commodity Spot and Forward curves Simulator by Ahmos Sansom

Implementation of a commodity spot and Multi-Factor forward curve simulator for coupled markets (finance, mathematics, optimization)

CalibrateSpotModel.m

CalibrateFCModel(historicalForwardCurves, nFactors)

LnTestofSims(mySims, LastFC, volFN, Factors)

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updated 3 months ago

A Fuzzy Entropy based Multi-level Image Thresholding using Differential Evolution by Sujoy Paul

Implementation of a Global Image Thresholding Algorithm (image processing, image thresholding, fuzzy)

J=thresholdImage(I,NThresholds)

T=differentialEvolution(h,NThresholds,max_runs)

entropy=fuzzyEntropy(x,h)

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updated 3 months ago

Natural Gas Storage Valuation by Ameya Deoras

Demos and files from the webinar (energy trading, energy risk, commodities)

Import Analyze Natural Gas Futures Options Historical P...

Natural Gas Storage Valuation: 2. Intrinsic Spread-Optio...

Natural Gas Storage Valuation: 3. Model Calibration and V...

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updated 3 months ago

normalMLE.m by Tyler Ransom

Estimates heteroskedastic normal linear regression model via MLE (optimization, regression, analysis)

[like,grad]=normalMLE(b,restrMat,Y,X,W,d)

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updated 3 months ago

A novel approach for image compression based on multi-level image thresholding using Shannon Entropy by Sujoy Paul

Implementation of an Image Compression ALgorithm (image processing, image segmentation, image compressiondiff...)

J=compressImage(I,Level)

T=diffEvolution(h,D,max_runs)

entropy=shannonEntropy(x,h)

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updated 3 months ago

Support Vector Regression by Ronnie Clark

A MATLAB implementation of Support Vector Regression (SVR). (regression, nonlinear, machine learning)

svr_trainer(xdata,ydata, c, epsilon, kernel, varargin)

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