Toolbox Sparse Optmization by Gabriel Peyre

Optimization codes for sparsity related signal processing (compressed sensing, deconvolution, total variation)

Basis Pursuit Denoising with Forward-Backward

Basis Pursuit with Douglas Rachford

Constrained Total Variation Projection with ADDM

Algorithmic Trading with MATLAB - 2010 by Stuart Kozola

Files from the November 18, 2010 webinar. (algorithmic trading, trading strategy, trading)

Algorithmic Trading with MATLAB®: Evolutionary Learning

Algorithmic Trading with MATLAB®: More Signals

Algorithmic Trading with MATLAB®: Moving Average and RSI

Flotation kinetics - equation fitting by Ivan Brezani

Simple GUI to fit 6 different first order flotation kinetics equation types to experimental data. (kinetics, mineral processing, equation fitting)

MATLAB® tool for determining first order flotation kine...

about(varargin)

cell2csv(datName,cellArray,seperator,excelVersion)

INT64 arithmetic in MATLAB by Petter

Enables int64 Addition, subtraction, multiplication, division and modulus. (bitshift, addition, absolute value)

example_int64

abs(a)

abs(a)

SimMechanics pendulum used for control optimization by Alan Jennings

Pendulum imported via SimMechanics generates dynamics for optimal dampening solved by DIDO. (control design, optimal control, pendulum)

Arm_1DOF_ResultsCheck_a

[Results,u_star2,t,Q,K,tset]=...

[Results,u_star2,t]=Arm_1DOF_LinearStateTransition_Fun(Star...

Control optimization of a 4DOF arm using DIDO by Alan Jennings

4 DOF arm imported via SimMechanics generates dynamics for optimal pick-place control solved by DIDO (optimal control, control design, robot)

Arm_4DOF_ResultsCheck

[a,b]=Arm_4DOF_MinEnergy_Cost(x)

[t3,State3,Control_Out]=Arm_4DOF_PathCompose(Pose1,Pose2,tf...

DNA MicroArray Image Processing Case Study by Robert Bemis

Case study used in Biomedical and Image Processing seminars (highlights algorithm development). (biotech, intensity, segment spot)

Microarray Spot Finding Example

[x,y]=limits(a)

r=range(x)

AdvCurveFit by Robert Bemis

Solve complex curve fit problem with parameter pooling & stratification by nonlinear least-squares. (optimization, curve, fitting)

Adventures in curve fitting

PkBgErr(x,y,pk,bg)

[x,y]=limits(a)

Speeding Up Optimization Problems with Parallel Computing by Stuart Kozola

Files from the webinar: Speeding up optimization problems with parallel computing (aerospace, automotive, demo)

Electron Problem Optimization

First Order Reliability Method using a Simulink Flutter Mod...

computebestportfolioPCT(expRet,expCov,portSize,targetRet)

Gradient from Neural Network by Alan Jennings

Function that takes a NN and creates a new NN that gives the gradient. (neural networks, function, gradient)

NN_DerivativeValidate

NN_GradientFunction(net)

Surface Fitting using gridfit by John D'Errico

Model 2-d surfaces from scattered data (interpolation, surface, modeling)

gridfit_demo

gridfit(x,y,z,xnodes,ynodes,varargin)

test_main.m

pspectro: Photometric and Colorimetric Calculations by Matt Aldrich

A collection of functions to process irradiance data and calculate the color rendering index (color rendering index, correlated color temp..., photometry)

pspectro: Process Irradiance Data

getbbradiator(input,range)

getcri1995(testsourcespd,referencespd,range)

Hydraulic Valve Parameters From Data Sheets and Experimental Data by Steve Miller

Models and white paper on obtaining realistic parameter values from data sheets and measured data. (hydraulic, valve, optimization)

...

...

...

mp3read and mp3write by Dan Ellis

Improved reading and writing of mp3 files (audio file, mp3, mp3read)

MP3 reading and writing

mp3read(FILE,N,MONO,DOWNSAMP,DELAY)

mp3write(D,SR,NBITS,FILE,OPTIONS)

ashape: a pedestrian alpha shape extractor by us

extracts 2d alpha shapes from a set of x/y data points (alpha shape, segmentation, geometry)

fh=aslib(varargin)

p=ashape(varargin)

Global Optimization with MATLAB by Stuart Kozola

Demo files from the 2010 webinar "Global Optimization with MATLAB Products" (direct search, genetic algorithm, global optimization)

Global Minimization of 1D Equation

Springboard for Global Optimization Demos

PlotIterates(x,optimValues,state)

Submodular Function Optimization by Andreas Krause

This toolbox provides functions for maximizing and minimizing submodular set functions. (optimization, submodular, submodularity)

C=sfo_setdiff_fast(A,B)

C=sfo_unique_fast(A)

[P,Agreedy]=sfo_mi_cluster(sigma,k)

Hough transform for circles by David Young

A Hough transform function for detecting circles, optimised to allow search over radii. (hough transform, circle, image analysis)

Circular Hough Transform Demonstration

circle_hough(b, rrange, varargin)

circle_houghpeaks(h, radii, varargin)

Modeling Variable Annuities with MATLAB by Yi Wang

This demo shows how to price variable annuity product (Guaranteed Minimum Withdrawal Benefit) (va, variable annuities, variable annuity)

GMWB Demo

calcGMWB(tickers, holdings, startDate, endDate, aWRate, aFe...

createSurfaceFit(IGWBGrid, initSAGrid, costGrid)

Data Analysis with MATLAB for Excel Users by Michael Agostini

Materials for public seminar of the same name (slides and demos) (photovoltaic, excel com activex bui..., external interface)

Energy Forecasting

checkmotor(rpm, motordata)

createfigure(x1, y1, y2)

Automated Failure Boundary Mapping by Stuart Kozola

Demo files from July 21, 2009 webinar (statistics, optimization, clustering)

Failure Boundary Identification

Flutter Model Demo

boundaryArea(Y,X,lb,ub,limitFunction)

optimize by Rody Oldenhuis

optimize (non)linear (in)equality constrained functions with FMINSEARCH (optimization, derivativefree optimi..., constrained optimizat...)

testoptimize

...

NSGA - II: A multi-objective optimization algorithm by Aravind Seshadri

A function for multi-objective optimization using evolutionary algorithms (genetic algorithm, multiobjective optimi..., nsga ii)

evaluate_objective

function [number_of_objectives, number_of_decision_variable...

function f = genetic_operator(parent_chromosome, M, V, mu,...

Multi-Objective Optimizaion using Evolutionary Algorithm by Aravind Seshadri

Examples of Multi-Objective Optimization using evolutionary algorithm - NSGA-II (multiobjective optimi..., genetic algorithm, optimization)

Main Function

Non-Donimation Sort

function f = genetic_operator(parent_chromosome,pro,mu,mum...

Code overlap by Rajiv Narayan

The aim here is to visualize the degree of overlap between all pairs of entries in the contest. (vis2009)

overlap

contest clock by Rafal Kasztelanic

joke visualization of solitaire contest (vis2009)

MATLAB DATAVIS Contest - CONTEST CLOCK

I=bitmapplot(x,y,Ibackground,options)

I=bitmaptext(lines,I,pos,options)

Calculation of Pareto points by Eduard Polityko

Function is intended for detecting Pareto points. (pareto front, multiobjective, nondominated)

[A varargout]=prtp(B)

GeoML by Gabriele Lombardi

A general morphable template tool for image segmentation. (morphable templates, active templates, geometric model)

GeoML: intro

ATE_EdgeDistance(varargin)

ATE_GradientNorm(varargin)

Tips & Tricks: Getting started using optimization with MATLAB by Stuart Kozola

Demo files from the August 21, 2008 Webinar (optimization, simulated annealing, nonlinear optimizatio...)

Optimization Tips Tricks

VEMap(x,RPM,Pratio,VE)

VEPlot(x,optimValues,state)

Programa para la resolución del Problema de Transporte Método de la Esquina Noroeste by Guillermo Montoya

Esquina Noroeste Problema de Transporte (esquina noroeste prob..., optimization)

Programa para la resolucin del Problema de Transporte de PL

agregar.m

balancear.m

Nonlinear fitting n-dimensional data with arbitrary functions by Jan

Demonstrates the abilities of Matlab functions lsqcurvefit, fmincon and fminsearch to fit complex mo (optimization, ndimensional data, nd)

fit_func

fit_nl

fit_nl_ex

Tunning of PID controller using Bacterial Foraging Orientec by Particle swarm optimization by wael korani

tuning the PID controller to get minimum error (bacterial foraging, control, optimization)

Tunning of PID controller using Bacterial Foraging Orientec...

tracklsq(pid)

optsim1

PID tuning controller by Bacterial foraging by wael korani

tuning the PID controller to get minimum error (optimization, pid tuning controller, bacterial foraging)

Tunning of PID controller using Bacterial foraging

tracklsq(pid)

optsim1

Tunning of PID controller using Particle Swarm Optimization by wael korani

tunining of PID controller by using PSO (control systems, particle swarm, pid)

Tunning of PID controller using Particle Swarm Optimization

tracklsq(pid)

optsim1

Bacterial Foraging by wael korani

Bacterial foraing is used to find optimal solution (bacterial foraging, optimization, control system)

Bacterial foraging

fposition=Live_fn(x)

Particle Swarm Optimization by wael korani

Particle swarm optimization animation (animation, swarm, global)

fposition=Live_fn(x)

PSO.m

Matgraph by Ed Scheinerman

Toolbox for working with simple, undirected graphs (graphs, undirected, graph theory)

Checking graph isormorphism in Matgraph

Coloring graphs in Matgraph

Creating a Cayley graph

Learning PID Tuning III: Performance Index Optimization by Yi Cao

A tool and tutorial to perform optimal PID tuning (pid control, controller tuning, performance index opt...)

Learning PID Tuning III: Performance Index Optimization

[C,fval]=optimPID(G,ctype,idx)

The Optimal ITAE Transfer Function for Step Input by Yi Cao

Revisit the optimal ITAE transfer function using numerical optimization and digital computer (itae criterion, normalized transfer f..., step response)

The Optimal ITAE Transfer Functions for Step Input

[p,f,p1,f1]=optimitaestep(n)

Reliable and Roubst Design by Stuart Kozola

MATLAB Code used in the Jan 2008 Digest Article (uncertainty, robust design, optimization)

cumprobPlot(cost)

myCostFcn(x,simParms)

myCostFcnRR(x,simParms)

Simulate a Hawkes process by Dimitri Shvorob

(and visualize it) (hawkes intensity poin..., probability, statistics)

HAWKESDEMO: Simulate and visualize a Hawkes process

inthawkesm(m,t,H,par)

showhawkesm(m,t,H,par)

Developing custom modulation schemes by Marta

Performing Custom Modulation and Demodulation using Agilent Instruments, MATLAB, and Simulink (agilent, matlab, demodulation)

ESG_DL(data, Fs, ipaddress, Source_Freq, RF_Amplitude_Out)

acquireIqVector(mxa_ip)

computeSymbolsFromParams(par, sampleRate, iq)

Mean-variance portfolio optimization using GA and PATTERNSEARCH by Dimitri Shvorob

(A not-too-serious experiment / code sample) (finance, analysis, modeling)

Mean-variance portfolio optimization using GA and PATTERNSE...

util(Wts)

Compute the Maximum Points Values in Optimum Tetrahedral Volume (update:29-07-07) by Ali OZGUL

optimization analysis with cyclic-permutation (optimization, tetrahedral volume, cyclic permutation)

maxnodetetra(random_nodes)

FEM. Optimization Analysis on Laminated Composite Plates with FSDT (update:07-23-07) by Ali OZGUL

Epoxi-Laminated Composite Plates optimization analysis (mechanical modeling, epoxi laminate, mindlin plate)

[Aconnect,Jacobi,H]=Kepoxs(s,i,j,k,px,py,th,flag)

[Cmaterial,Cp]=Cepoxs(E1,E2,G12,G13,G23,v12,v21,tetarandom)

[Cor,Node,gridspacex,gridspacey]=Cglobal(meshn,totalx,total...

Dijkstra's Shortest Path Algorithm by Joseph Kirk

calculates the shortest path and distance between two nodes on a map (dijkstra, graph, shortest path)

dijkstra(nodes,segments,start_id,finish_id)

Path Tracing, Measurements, Fragmentation for Doubly-Connected Spot by Eduard Polityko

Path tracing for 1- and 2-connected pixel sets. Elimination of intersection points and dead ends. (path tracing, 2connected, morphology)

PATH TRACING, MEASUREMENTS, FRAGMENTATION FOR DOUBLY-CONNEC...

I=cleananddiv(J)

[A,varargout]=rzrzc(alfa,varargin)

B-A Scale-Free Network Generation and Visualization by Mathew George

A set of functions designed to create and visualize scale-free networks. (scale free network vi..., probability, statistics)

B-A Scale-Free Network Generation and Visualization

CNet(Net)

PLplot(Net)

RMSEARCH by John D'Errico

Randomly multiply started optimizations for global problems

RMSEARCH demos

rmsearch(fun,optname,x0,LB,UB,varargin)

Path Tracing, Measuarement, Fragmentation by Eduard Polityko

Get borders of multiple spot image as numeric array, various measurements, fragmentation, extraction (morphology, segmentation, path tracing)

PATH TRACING, MEASUREMENTS, FRAGMENTATION

I=cleanrays(J);

[X,Y,varargout]=digisn(alfa,varargin);