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updated 1 hour ago

Regularization Kaczmarz Tools Version 1.1 for Matlab by Andrey Ivanov

Regularization Column version of Kaczmarz algorithmfor solving ill-posed systems (iterative projection ..., incorrect problems, regularized solution)

columnkaczmarz(A,b,K,x0,options)

qoptimalcolumnkaczmarz(A,b,K,x0,options)

qoptimalkaczmarz(A,b,K,x0,options)

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updated 7 hours ago

ReadImageJROI(cstrFilenames) by Dylan Muir

Read ROIs and ROI sets saved from ImageJ into MATLAB, without java. (data import, image processing, imagej)

ReadImageJROI(cstrFilenames)

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updated 11 hours ago

approximate methods for Laplacian images by Zhulou Cao

Three approximate methods for Laplacian image were implemented (image processing, spectral clustering, laplacian eigenmaps)

EdgeLaplacian.m

SAD2D.m

RPtreeLaplacian.m

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updated 11 hours ago

bustypes(bus, gen) by Ferry

bustypes (mathematics)

bustypes(bus, gen)

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updated 15 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 21 hours ago

y=f1(a,b); by king brown

函数 (mathematics)

y=f1(a,b);

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updated 2 days ago

LBP WaterMarking by Mehran Kh

Watermarking based on binary patterns (image processing, signal processing, simulation)

logoextract=extract(attack,mm,nn,rr,tt)

s_p =Sng(blok,Image_c)

LBP_Watermarking.m

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updated 3 days ago

t_marigram by curoi

Tidal analysis (image processing, gui, physics)

f_crop_image(aa,AA,listname,tog)

f_determine_coords2(aa,AA,year,month,tog)

f_determine_hilo_coords2(aa,AA,currentid,tog);

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updated 3 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)

model_hardness.m

model_elastic.m

A_get_param_GUI.m

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updated 4 days 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 5 days ago

Option on zero-coupon bond via Levy HJM model by Mesias Alfeus

Levy Term structure, GH as a driver, Option on zero-bond values, Quadratic hedge ratio. (mathematics, finance, simulation)

[price, Hedge]=GH_Quadratic(PU,PT,U,T,K,sig,k,lambda,alph...

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updated 6 days ago

Roots for non-linear highly-transcendental equation. by sai kumar

it solves almost any given linear, non-linear, non-linear & highly-transcendental equations. (matlab, mathematics, function)

[F] =FCT(TOL)

code(a,b)

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updated 6 days ago

Perceptually improved colormaps by Matteo Niccoli

6 perceptual colormaps with rainbow-like colors and 1 with heat colors (color, colormap, data)

pmkmp.m

examples1.m

examples.m

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updated 6 days ago

HPF - a big decimal class by John D'Errico

High precision floating point arithmetic, a new class written in MATLAB (hpf, multiple precision, big decimal)

DefaultDecimalBase(DBaseNew)

DefaultNumberOfDigits(NDig,varargin)

eulerGamma(NDig)

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updated 7 days 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 8 days ago

Contour detection by CORF operator by George Azzopardi

The CORF contour operator is based on a computational model of a simple cell in visual cortex. (edge detection, contour detection, visual cortex)

CORF(I, sigma, t)

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updated 8 days ago

Resize N-D arrays and images by Damien Garcia

Y = RESIZE(X,newsize) resizes input array X using a discrete cosine transform. (dct, image processing, resizing)

resize(x,newsiz)

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updated 8 days ago

Fast 'n easy smoothing by Damien Garcia

SMOOTHN allows automatized and robust smoothing in arbitrary dimension w/wo missing values (smooth, curve fitting, image processing)

smoothn(varargin)

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updated 8 days ago

Gravity-assist Trajectory Design and Analysis by David Eagle

A MATLAB Script for Interplanetary Gravity-Assist Trajectory Design and Optimization (mathematics, aerospace, simulation)

atan3 (a, b)

eci2orb1 (mu, r, v)

fbhyper(mu, vinfi, vinfo, rp)

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updated 10 days ago

Mittag-Leffler random number generator by Guido Germano

Generates a matrix of Mittag-Leffler pseudo-random numbers (statistics, probability, random number generat...)

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updated 11 days 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 11 days ago

ReColorLines by Micke

reformats the color of the plotted lines in a figure using lines(7) (image processing, figure, hold on)

recolorlines.m

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updated 11 days ago

Automatic CreateMask by Amir Pasha Mahmoudzadeh

it basically binaries the biggest object of the image (image processing, pattern recognition, image segmentation)

CreateMask( YourImage )

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updated 11 days ago

Wavelet based Image Reconstruction from Gradient Data by E

A toolbox for reconstructing images from gradient data. (image processing, gradient, poisson solver)

Reflect.m

Ad_GWN(X,targetSNR,st)

CombineRGB(R,G,B)

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updated 12 days ago

gui2pdf by Robert Cumming

Create PDF from GUI - multiple images in single PDF (gui, pdf, save)

gui2pdf

exampleGUI2PDF.m

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updated 12 days ago

A Matlab GUI with classes by Alessandro

A simple programm showing how to generate a GUI with classes in Matlab (uiflowcontainer, gui, oop)

SimpleMatlabGUI

skript.m

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updated 13 days 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 13 days ago

Image Morphology by Brett Shoelson

An interactive environment for morphologically operating on images. (morphology, dilation, hit and miss)

...

createButtonLabel(string,varargin)

distributeObjects(nobjects,startpos,endpos,gap,warnoff)

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updated 13 days ago

Natural Gas Storage Valuation by Ameya Deoras

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

plot2svg.m

plot2svgstring.m

getLocalDateFormat.m

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updated 17 days 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_addanalysis(plots_u,plots_v,rois,spacing,num_im...

ncorr_alg_convertanalysis(img_new,imgs_old,plots_u_old,pl...

ncorr_alg_convertseeds(plot_u_old,plot_v_old,plot_u_inter...

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updated 17 days ago

Texture Classification by Vahid K. Alilou

The segmentation-based fractal texture analysis is used to classify different image textures. (image processing)

findBorders( I )

hausDim( I )

makedb(style, level)

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updated 18 days ago

vlfeat/vlfeat by Andrea Vedaldi

An open library of computer vision algorithms (computer vision, machine learning, object recognition)

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updated 18 days ago

Improving Image Matting using Comprehensive Sampling Sets by Ehsan Shahrian varnousfaderani

E.Shahrian,D.Rajan,B.Price,S.Cohen,Improving Image Matting using Comprehensive Sampling Sets,CVPR13 (image matting, segmentation, sampling)

Best_FBSelection_MLevelClusstering.m

Best_FBSelection_MLevelClusstering_V1_1.m

ComprehensiveSamplingMatting (IOrg, ITrimap)

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updated 18 days ago

Weighted color and texture sample selection for image matting by Ehsan Shahrian varnousfaderani

E.Shahrian, D.Rajan, Weighted color and texture sample selection for image matting , CVPR 2012 (image matting, segmentation, image processing)

FunCoefHistCut_V2 (Coef, CutThr)

FunCoefHistCut_V4 (Coef, CutThr)

FunOverLapDist_V0 (FSample , BSample, NumBin, BinMinSampl...

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updated 19 days ago

Zernike Moments by Amir Tahmasbi

MATLAB Code for the Fast Calculation of Zernike Moments of order n and repetition m on NxN images. (image processing, mathematics, physics)

Zernikmoment(p,n,m)

radialpoly(r,n,m)

Zernike_main.m

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updated 20 days ago

Raspberry Pi Robot by Owen McAree

Control a Raspberry Pi powered robot with MATLAB and Simulink (robot, robotics, image processing)

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updated 20 days 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 21 days ago

3D structuring element (sphere) by Luke Xie

strel3d creates a sphere as a 3D structuring element, which is important for 3D datasets (3d, morphology, image processing)

se=strel3d(sesize)

example.m

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updated 21 days 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 24 days ago

fulldiff.m by Timothy Jorris

Symbolically computes full derivative wrt time using chain rule and time variables. (symbolic math, full, derivative)

dout=fulldiff(varargin)

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updated 24 days ago

calc_meshdata by Immanuel Anjam

Calculates the affine transformations for integration in 2D/3D via the unit triangle/tetrahedron. (integration, 2d, unit reference triang...)

[X,W]=inttri(p)

[x,y]=geom(bs,s)

amsv (ama,svx)

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updated 24 days 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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updated 24 days ago

integralN.m by Mike Hosea

Compute Multiple Integrals of Orders 4, 5, and 6 (integration, quadruple integral, quadrature)

integralN(f,varargin)

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updated 27 days ago

display_matrix by Marshall

Plots the values of a matrix to a MatLab figure. (mathematics, matrix, statistics)

display_matrix(matrix,varargin)

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updated 27 days ago

Hyperspectral CARS Image Analysis by Rajeev Yadav

Hyperspectral CARS microscopy and spectroscopy toolbox (cars microscopy, microscopy, image processing)

HSIStack(varargin)

ProcessStack3DMatrix(NewStack)

gammacorrection(Image,GammaValue)

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updated 27 days 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)

...

...

...

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updated 28 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 28 days ago

Save and load data as multi-frame TIFF format by YoonOh Tak

Export various types of data such as single, double or 16bit integer as TIFF format (multiframe, tiff, export)

loadtiff(path)

saveastiff(data, path, options)

saveastiff_demo.m

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updated 28 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 28 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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