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updated 2 years ago

Free Split and Merge Expectation Maximization for MultiVariate Gaussian Mixture by Sebastien PARIS

FSMEM can estimate MVGM parameters and number of conpounds via split/merge cluster moves (mathematics, optimization, signal processing)

test_fsmem_mvgm

gene_mvgm(d , K , sig)

init_mvgm(Z , K)

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updated 2 years ago

fminsearchbnd, fminsearchcon by John D'Errico

Bound constrained optimization using fminsearch (optimization, fminsearch, constraint)

fminsearchbnd_demo

fminsearchcon_demo

[x,fval,exitflag,output]=fminsearchcon(fun,x0,LB,UB,A,b,n...

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updated almost 3 years ago

Inscribed_Rectangle by Jaroslaw Tuszynski

Computer vision functions to locate largest square or rectangle inscribed inside arbitrary shape (image processing)

Tutorial for Inscribed_Rectangle Package

FindLargestRectangles(I, crit, minSize)

FindLargestSquares(I)

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updated almost 3 years ago

Affine optic flow by David Young

Estimates the parameters of an affine (first-order) optic flow model from two images. (optic flow, optical flow, affine)

Affine Optic Flow Demonstration

affine_flowdisplay(flow, im, step, col)

affine_flowedgedisplay(flow, im1, im2)

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updated almost 3 years ago

flattenMaskOverlay by Jiro Doke

Create a flattened image with an overlayed mask, with specified color and opacity (transparency). (image processing, mask, overlay)

Example: flattenMaskOverlay

flattenMaskOverlay(img, mask, varargin)

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updated almost 3 years ago

Multiclass GentleAdaboosting by Sebastien PARIS

A fast Gentle Adaboost classifier with two kind of weaklearners (mathematics, statistics, optimization)

test_gentleboost_model

auroc(tp, fp)

basicroc.m

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updated almost 3 years ago

Muscle fascicle tracking - Ultrasound by Glen Lichtwark

Implementation of an optical flow algorithm to track muscle length changes imaged with ultrasound. (ultrasound, muscle, image processing)

Affine Optic Flow Demonstration

[p1,p2]=rbline(varargin)

affine_flowdisplay(flow, im, step, col)

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updated 3 years ago

Graphical User Interface for Solving Ordinary Differential Equations by Soumya Banerjee

This function solves a special set of ordinary differential equations with a GUI (biotech, gui, simulation)

odesolver_outline

odecall_eclipse_tcl_jv_local(target,infected1,...

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updated 3 years ago

im2html.m by Steve Eddins

Convert image pixels to HTML table showing pixel colors and values (image processing)

im2html Examples

im2html(varargin)

se.utils.rgbToHtmlHex(rgb)

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updated 3 years ago

MPC Tutorial IV - State Space MPC with input increment by Yi Cao

functions and simulink block implement state space MPC using input increment (control design, optimization, simulink)

State Space MPC with input increment Tutorial

mpcsimulink

f=mpcsetup(A,B,C,D,hP,hM,Q,R,x0,u0)

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updated 3 years ago

Padé approximant by Luigi Sanguigno

PADE gives the Padé approximant of order [N/M] to the function F about the point Xo. (mathematics)

PADE APPROXIMATING RATIONAL FORM

pade.m

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updated 3 years ago

Optimization Tips and Tricks by John D'Errico

Tips and tricks for use of the optimization toolbox, linear and nonlinear regression. (optimization, examples, tutorial)

optimtips

[x,fval,exitflag,output]=fminsearchbnd(fun,x0,LB,UB,optio...

consolidator(x,y,aggregation_mode,tol)

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updated 3 years ago

Electricity Load and Price Forecasting Webinar Case Study by Ameya Deoras

Slides and MATLAB® code for the day-ahead system load and price forecasting case study. (electricity, energy trading, model)

Electricity Load Forecasting using Neural Networks

Electricity Price Forecasting with Neural Networks

Load Forecasting using Bagged Regression Trees

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updated 3 years ago

Demo files for "Algorithm Development with MATLAB" Webinar by Jiro Doke

These are the demo files for "Algorithm Development with MATLAB" Webinar held on April 5, 2011. (algorithm development, image processing, gui)

Find Green Object

BallDetectionGUI(varargin)

ImageGUI(varargin)

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updated 3 years ago

pmap - Parameter Space Stability Mapping Suite by Michael Knap

Finds the Hurwitz stability region in a parameter space of a continuous time system. (control design, mathematics, data exploration)

A Walkthrough of using the pmap suite

Stable=pmap_calc(varargin)

pmap(varargin)

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updated almost 4 years ago

EZ Video Component Builder for Altera Avalon Streaming by Atsushi Matsumoto

Sample models to create Altera Avalon Streaming Components with Simulink HDL Coder. (fpga, vhdl, verilog)

Block-to-Code Highlighting Message

Code Generation Report for avalon_st_edge

Code Generation Report for avalon_st_edge

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updated 4 years ago

Image Interpolation (ba_interp2) by Brian

Fast nearest, bi-linear and bi-cubic interpolation for image data (interp2, interpolation, nearest neighbour)

ba_interp2_test

ba_interp2(F, X, Y, method)

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updated 4 years ago

Fourier transform demonstration by David Young

An introductory demonstration of the discrete Fourier transform, making use of the fft function. (fourier transform, discrete fourier tran..., fast fourier transfor...)

Introductory Fourier Transform Demonstration

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updated 4 years ago

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)

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updated 4 years ago

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 M...

computebestportfolioPCT(expRet,expCov,portSize,targetRet)

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updated 4 years ago

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)

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updated 4 years ago

Global Optimization with MATLAB by Stuart Kozola

Demo files from the 2010 webinar "Global Optimization with MATLAB Products" (optimization, genetic algorithm, partical swarm)

Global Minimization of 1D Equation

Springboard for Global Optimization Demos

PlotIterates(x,optimValues,state)

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updated 4 years ago

Animated GIF by Robert Bemis

How to generate an animated GIF from MATLAB (image processing, data export, simulation)

How to make an animated GIF

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updated 5 years ago

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)

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updated 5 years ago

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

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

evaluate_objective

function [number_of_objectives, number_of_decision_variab...

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

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updated 5 years ago

Multi-Objective Optimizaion using Evolutionary Algorithm by Aravind Seshadri

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

Main Function

Non-Donimation Sort

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

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updated 5 years ago

Toolbox image by Gabriel Peyre

A toolbox that contains image processing functions (image analysis, image processing, filtering)

Toolox Image - A Toolbox for General Purpose Image Proces...

apply_colormap(M,col)

callback_atrou(x,dir,options)

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updated 5 years ago

Toolbox Fast Marching by Gabriel Peyre

A toolbox for the computation of the Fast Marching algorithm in 2D and 3D. (differential equation..., fast marching, level set)

Toolbox Fast Marching - A toolbox for Fast Marching and l...

callback_active_contour(x, options)

check_face_vertex(vertex,face, options)

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updated 5 years ago

Toolbox diffc by Gabriel Peyre

A toolbox to perform differential calculus on a matrix. (differential calculus, tensorial field, vector field)

Toolbox differencial calculus - A toolbox to handle diffe...

clamp.m

compute_crossp_vf_vf(v1,v2)

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updated 5 years ago

Counting Teeth by Ned Gulley

Use some image processing algorithms to count the number of teeth on a gear. (whitepaper, article, paper)

Counting teeth

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updated 5 years ago

Matrix approach to discretization of ODEs and PDEs of arbitrary real order by Igor Podlubny

Functions illustrating matrix approach to discretization of ODEs / PDEs with fractional derivatives. (mathematics, fractional differenti..., differential)

Matrix approach to discretization of ODEs and PDEs of arb...

bagleytorvikequation(A,B,C)

ban(alpha,N,h)

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updated 5 years ago

Droste Effect Tool by Steve Hoelzer

Apply the Droste Effect to an image using a GUI or function call. (droste, gui, image processing)

The Droste Effect

droste_effect(img, reg, varargin)

droste_gui(varargin)

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updated almost 6 years ago

image3 by Anders Brun

Renders a 2-D image in 3-D space using a texture mapped rectangle, with several examples of uses. (image, imagesc, scatter)

demo

box3(vol, I2X, bbox)

image3(im,ij2xyz,handle)

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updated 6 years ago

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

Demo files from the August 21, 2008 Webinar (optimization, genetic algorithms, simulated annealing)

Optimization Tips Tricks

VEMap(x,RPM,Pratio,VE)

VEPlot(x,optimValues,state)

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updated 6 years ago

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

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

Programa para la resolucin del Problema de Transporte de PL

agregar.m

balancear.m

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updated 6 years ago

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, nonlinear fit, nd)

fit_func

fit_nl

fit_nl_ex

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updated 6 years ago

Partitions of an integer by John D'Errico

List all partitions of an integer (partitions, integer, partition)

partitions_demo

partitions(total_sum,candidate_set,max_count,fixed_count)

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updated 6 years ago

boxcount by Frederic Moisy

Fractal dimension using the 'box-counting' method for 1D, 2D and 3D sets (fractals, fractal, dimension)

Computing a fractal dimension with Matlab: 1D, 2D and 3D ...

boxcount(c,varargin)

randcantor(p,n,d,varargin)

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updated 6 years ago

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

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

Tunning of PID controller using Bacterial Foraging Orient...

tracklsq(pid)

optsim1

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updated 6 years ago

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

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updated 6 years ago

Tunning of PID controller using Particle Swarm Optimization by wael korani

tunining of PID controller by using PSO (optimization, tuning, pid)

Tunning of PID controller using Particle Swarm Optimization

tracklsq(pid)

optsim1

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updated 6 years ago

Bacterial Foraging by wael korani

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

Bacterial foraging

fposition=Live_fn(x)

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updated 6 years ago

GraphInterpreter by Giuseppe Romano

GraphInterpreter converts a graph from image format to data file (graph, curve, interpreter)

GraphInterpreter

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updated 6 years ago

Faddeev-Leverrier Algorithm by Yi Cao

An iterative approach to generate characteristic polynomial coefficients (linear algebra, characteristic polyno..., inverse)

Faddeev-Leverrier Algorithm

[p,Ainv,B]=fadlev(A)

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updated almost 7 years ago

Efficient subpixel image registration by cross-correlation by Manuel Guizar

Registers two images (2-D rigid translation) within a fraction of a pixel specified by the user. (geometric transformat..., image registration, image)

Efficient subpixel image registration by cross-correlation.

dftregistration(buf1ft,buf2ft,usfac)

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updated 7 years ago

Non-homogeneous and linear-differential-equation solutions (update:13-07-07) by Ali OZGUL

homogen and non-homogen solution (differential equation..., linear differential e..., homogeneous)

example

[regsolt]=regularform(solution)

homsolution(func,flag)

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updated 7 years ago

Homogen Integrate on Triangular Area and Tetrahedral Volume by Ali OZGUL

Tetrahedral volume integration (integration, beta, gamma)

Hominttetrahedral

Hominttriangle

[Integrate]=THhomogenint(Cor,mainfunction,flag)

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updated almost 8 years ago

Spot Border Detection by Eduard Polityko

Spot on image ? get border as numeric array and a number of measurements of a spot and a border (measurements, path tracing, border)

publscript01

I=cleanrays(J);

[x,y,varargout]=digis1(alfa,varargin);

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updated almost 8 years ago

Dragon Curve (aka Jurassic Park Fractal) by Joseph Kirk

Plots user specified variations of the Dragon Curve (fractals, dragon curve, jurassic park fractal)

DRAGON CURVE (aka JURASSIC PARK FRACTAL)

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updated almost 8 years ago

Lagrange Interpolator Polynomial by Dan Ellis

Find the polynomial (defined by its coefficients) passing through a set of points. (approximation, interpolation, lagrange interpolator...)

Lagrange Interpolation Polynomial

lagrangepoly(X,Y,XX)

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