image thumbnail

updated 6 months ago

Ncorr - 2D Digital Image Correlation Software by Justin Blaber

2D-DIC program that uses contiguous circular subsets, biquintic B-spline interp, and complex ROIs (digital image correla..., dic, mechanical)

ncorr_alg_formfroilistconstraint(formatedroilist)

ncorr_gui_drawroi(image,params_init)

ncorr_gui_formatdisp(data_dic,reference,current,params_init)

image thumbnail

updated 7 months ago

Backtracking Search Optimization Algorithm by PINAR CIVICIOGLU

A new swarm-based global optimization algorithm for real valued numerical optimization problems. (optimization, signal processing, image processing)

FoxHoles(x,mydata)

[fname,fnc,low,up,dim]=setttingOfBenchmarkFnc(i)

ackley(x,mydata)

image thumbnail

updated 7 months ago

MATLAB for R Users in Computational Finance by Ameya Deoras

Learn how to use MATLAB and R together to tackle your computational needs (r, rstudio, time series)

blsapp()

blsbtyval(SpotPrice, StrikePrice, RiskFreeRate, ...

blsmaincall2(Request)

image thumbnail

updated 8 months ago

Algorithmic Trading | Moving Average Crossover Strategy with WFAToolbox by WFAToolbox

The classical technical analysis strategy for an advanced algorithmic trading GUI - WFAToolbox (finance, gui, trading)

MAcross_strategy(x,price)

image thumbnail

updated 10 months ago

Differential Search Algorithm: A modernized particle swarm optimization algorithm by PINAR CIVICIOGLU

DSA is a modernized particle swarm optimization algorithm. (simulation, optimization, statistics)

ds(method,fnc,mydata,size_of_superorganism,size_of_one_cl...

out=circlefit(X,mydata)

out=weierstrass(X,str)

image thumbnail

updated 11 months ago

Signal Dependent Noise Level Estimation by xinhao liu

This code will estimate the three parameters of signal dependent noise model. (signal dependent nois..., noise variance, noise estimation)

GSGNoiseModel(sigw, sigu, gamma,X)

SGDNoiseLevel(img,patchsize,conf,itr)

addSGDNoise(X, sigw, sigu, gamma )

image thumbnail

updated 11 months ago

Improved Digital Image Correlation (DIC) by Elizabeth Jones

Calculate full-field displacements and strains from a set of images with a random speckle pattern. (digital image correla..., experimental mechanic..., noncontact)

...

...

...

image thumbnail

updated 1 year ago

Negative Binomial Regression by Surojit Biswas

NB2 Negative-Binomial regression. (statistics, mathematics, optimization)

nbreg( x, y, varargin )

image thumbnail

updated 1 year ago

Analyzing Investment Strategies with CVaR Portfolio Optimization by Bob Taylor

Scripts and data to demonstrate the new PortfolioCVaR object in Financial Toolbox. (finance, portfolio, optimization)

covered_engine(X, T, mu, sigma, ...

gbm_calibration(t0, X, t)

gbm_call_price(X0, K, r0, T, sigma)

image thumbnail

updated 1 year ago

Matrix Decomposition by Aleksander

Positive definite correlation matrix based on spectral decomposition. Now both for .m, C and Mex (cholesky, decomposition, correlation matrix)

SpectralDP(Correlation)

image thumbnail

updated 1 year ago

SCOPE: plot survival and censoring data from excel file interactively by Rex Cheung

This program is a SCOPE sub-routine to plot the survival and censoring data stored in an excel file (mathematics, data import, data export)

xlsSeerComputeSurvivalFuntion(xlsfilename)

image thumbnail

updated 1 year ago

SCOPE: mulit-variate cox regression by Rex Cheung

Compute and plot cox regression fit using censored survival data stored in an excel file (data import, mathematics, statistics)

xlsSeerComputeSurvivalFuntionCoxRegression(xlsfilename)

image thumbnail

updated 1 year ago

SCOPE: kstest2 extended to allow censoring by Rex Cheung

Extends Matlab 2-sample Kolmogorov-Smirnov test to test "censored" survival data (data import, data export, statistics)

xlsSeerComputeSurvivalFuntionKSTest2(xlsfilename)

image thumbnail

updated 1 year ago

Rapid Centroid Estimation by Mitchell Yuwono

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

RCE( in, k, varargin )

distmat(in,x,distance, mu, sd, P, s_in)

plot_swarm(in, labels, centroids, particle_trajectory, ra...

image thumbnail

updated almost 2 years ago

STBL: Alpha stable distributions for MATLAB by Mark Veillette

Functions to handle one-dimensional alpha stable distributions (mathematics, probability, statistics)

stblcdf(x,alpha,beta,gam,delta,varargin)

stblfit(X,varargin)

stblinv(u,alpha,beta,gam,delta,varargin)

image thumbnail

updated 2 years ago

Stereo testbed v0.1 by Raul Correal

Testbed for analysis, evaluation and comparison of stereo matching algorithm. (stereo vision, image processing, testbed)

IterativeAveragingFilter.m

Luv2RGB(luvim)

RGB2Luv(im)

image thumbnail

updated 2 years ago

Create a Simulated Image of Diffraction Limited Spots with Noise by Tristan Ursell

Create images with diffraction-limited spots of varying size and intensity, with noise. (image, create, creation)

[Iout,Inoise,spot_data]=spotmaker(im_sz,num_spots,varargin)

image thumbnail

updated 2 years ago

Fit all valid parametric probability distributions to data by Mike Sheppard

ALLFITDIST Fit all valid parametric probability distributions to data. (simulation, statistics, finance)

allfitdist(data,sortby,varargin)

image thumbnail

updated 2 years ago

Protein Array Tool by Danny Allen

Converts an image of an R&D Systems Proteome Profiler Array into a list of relative protein levels. (image processing, medical, pharmaceutical)

FitProteinArray(ImageType,TemplateFileName, Manual, Image...

FitProteinArrayGUI()

minBoundingBox(X)

image thumbnail

updated 2 years ago

JPEG Compression (DCT) by Vinay Kumar Tadepalli

JPEG compression using Discrete Cosine Transform Technique (image processing, simulation, signal processing)

dct1.m

image thumbnail

updated 2 years ago

Random Vector Normal to a Given Vector by David

Random unit vectors are generated that are normal to a specified vector in 3-space. (mathematics)

Vector_Normal_toAnother_Vector(A)

image thumbnail

updated almost 3 years ago

Processing Script for Cryostratigraphy Using X-ray Computed Tomography Scans of Permafrost Cores by Wendy

This script processes DICOM images resulting in gas-ice-sediment volumetric content. (image processing, earth science, permafrost)

shrinkWrap2D(I,varargin)

XrayCTscript.m

image thumbnail

updated almost 3 years ago

gaussian mix fit of multiple connected ellipses by Georg D

processes image data containing connected ellipses. we try to fit a gaussian mixture to ellipses. (image processing, ellipse, fitting)

exampleFindEllipses

fitMixGauss(xyData,nrgaussians,param,plotresult,replicate...

imageToData(img)

image thumbnail

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)

createHolidayDates(startDate, endDate)

dynamicDateTicks(axH, link)

fetchDBLoadData(startDate, endDate)

image thumbnail

updated 3 years ago

Using MATLAB to Optimize Portfolios with Financial Toolbox by Bob Taylor

Scripts and data to demonstrate the new Portfolio object in Financial Toolbox. (portfolio, optimization, finance)

part1_plot(varargin)

PortfolioDemo

part1_intro.m

image thumbnail

updated 3 years ago

gaussmult by Antonio Trujillo-Ortiz

Gauss's multiplication formula. (mathematics, gauss, multiplication theore...)

gaussmult(m,z)

image thumbnail

updated 3 years ago

Portfolio Optimizer Tool by Patric Schenk

Portfolio Optimizer Tool (data import, finance, gui)

portfoliotool(varargin)

ExcelReport

Portfolio

image thumbnail

updated 3 years ago

LinStats by Michael Boedigheimer

Statistical analysis (ANOVA,…) and plotting of fixed and mixed effects models using modern methods (statistics, gui, optimization)

blkrepmat( type, c, q )

center(X, V, dim)

coeff2eqn( coeffs, var_names, skipzeros, parens )

image thumbnail

updated 3 years ago

Mutual Information -2 variablle by Taesam Lee

Estimate Mutual Information with kernel density function (simulation, optimization, signal processing)

[Ixy,lambda]=MutualInfo(X,Y)

image thumbnail

updated almost 4 years ago

RAPID RADIOMETRIC ENHANCEMENT OF COLORED 3D POINT CLOUDS USING COLOR BALANCING by Ulas Yilmaz

Modules for radiometric enhancement of colored 3D point clouds using color balancing (image processing, 3d, radiometric enhanceme...)

cbalance.m

cbalanceTest.m

image thumbnail

updated 4 years ago

Non-linear regression GUI by Pablo Marín

This GUI solves model-based non-linear regression problems of the univariate and multivariate form. (statistics, optimization)

nlinreg(varargin)

image thumbnail

updated 4 years ago

Empirical Bivariate CDF by Taesam Lee

Estimating Empirical Bivariate Cumulative Density Function (mathematics, statistics, simulation)

[biv_CDF,x_c,y_c,biv_PDF]=ecdfbiv(XD,nxbin,nybin)

image thumbnail

updated almost 5 years ago

Automated Failure Boundary Mapping by Stuart Kozola

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

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

boundarySearch(X0,lb,ub,limitFunction, varargin)

findPeak(t,y)

image thumbnail

updated 5 years ago

Matlab Cluster Ensemble Toolbox by Vincent De Sapio

A Matlab toolbox for investigating the application of cluster ensembles to data classification. (image processing, mathematics, statistics)

clustermap(idx)

covm(Q,D)

covm2d(theta,sx,sy)

image thumbnail

updated 5 years ago

Developing a Financial Market Index Tracker using MATLAB OOP and Genetic Algorithms by Mark Hoyle

Files used in the webinar of the same name (finance, modeling, analysis)

CreateIndex(NumDays,NumStocks,TotalNumStocks,L,K,s,t)

GetGAData(Wts,Stocks,Dates,StartDate)

InitialiseSession

image thumbnail

updated 5 years ago

Hill-Climbing Color Image Segmentation by YIQUN

color image segmentation using hill-climbing algorithm and kmeans in CIE Lab. (segmentation, image processing, kmeans)

HillClimbingSegment.m

RGB2Lab(R,G,B)

image thumbnail

updated 6 years ago

Reliable and Roubst Design by Stuart Kozola

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

cumprobPlot(cost)

myCostFcn(x,simParms)

myCostFcnRR(x,simParms)

image thumbnail

updated 6 years ago

MathWorks Webinar: Using Genetic Algorithms in Financial Applications by Oren Rosen

Presentation and M-Files for MathWorks Webinar (finance, modeling, analysis)

ComputeBestPortfolio(expRet,expCov,portSize,targetRet)

ComputeHistoricalStats(prices)

FindTarget(target)

image thumbnail

updated almost 9 years ago

Local Normalization by Guanglei Xiong

Reduce the difference of the illumination. (enhancement, local normalization g..., image processing)

ln=localnormalize(IM,sigma1,sigma2)

testlocalnormalize.m

image thumbnail

updated almost 10 years ago

Rubik Cube Game by Sergii Iglin

Task: to solve Rubik's Cube. (games, rubik cube game, solve)

ChangePointer(hFig,Cube)

Congr(hAxes,Color,NumColor)

CreateNewGame(hAxes,Cube)

Contact us