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updated 2 hours ago

GIBBON: The Geometry and Image-Based Bioengineering add-On for MATLAB by Kevin Moerman

GIBBON: The Geometry and Image-Based Bioengineering add-On for MATLAB (bioengineering, finite element, meshing)

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updated 5 hours ago

gengamrand(n,Alpha, Beta, a) by Warda Syeda

Generating numbers from a generalized gamma distribution (statistics, mathematics)

gengamrand(n,Alpha, Beta, a)

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updated 6 hours ago

Spherical hough transform for 3D images by Luke Xie

SphericalHough detects spherical structures from 3D images - determines object center and radius (image processing, image analysis, morphology)

TF=isint(A)

[args,workspaceVar]=readmrgui(varargin)

[center_img,sphere_img,sphcen,sphrad]=SphericalHough(img,...

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updated 10 hours 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 )

dist2memb(d_mx,m,type)

distmat(in,x,distance, P,M)

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updated 14 hours ago

Multinomial Expansion by Isaac

Evaluate multinomial expansion and coefficients (multinomial, mathematics, statistics)

multinomial_expand(pow,ndim)

multinomial_powers_recursive(pow,ndim)

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updated 16 hours 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

plot_exp_vs_mod_setvariables.m

A_get_param_GUI.m

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updated 1 day ago

Imagine by Christian Wuerslin

4D/3D image visualization and evaluation GUI. (3d, potw, pick of the week)

fLiveWireGetPath.m

fLiveWireCalcP.m

ExpGray(iNBins)

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updated 1 day ago

Image Enhancement by varsha

image enhancement in spatial domain (brightness, image processing, contrast)

fil=conv_dynamic(w)

histogram_eq.m

contrast.m

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updated 1 day ago

quadgl by Zoltán Csáti

Vectorized Gauss-Legendre quadrature (integration)

quadgl_nonvec.m

quadgl.m

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updated 4 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 1 day 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 1 day 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 2 days 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 2 days 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 2 days ago

bustypes(bus, gen) by Ferry

bustypes (mathematics)

bustypes(bus, gen)

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updated 2 days ago

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

函数 (mathematics)

y=f1(a,b);

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updated 4 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 6 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 7 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 8 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 8 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 8 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 8 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 10 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 10 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 10 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 10 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 11 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 13 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 13 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 13 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 13 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 14 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 14 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 14 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 15 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 15 days ago

Natural Gas Storage Valuation by Ameya Deoras

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

plot2svg.m

getLocalDateFormat.m

plot2svgstring.m

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updated 19 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 19 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 19 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 20 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 20 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 20 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 21 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 22 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 22 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 22 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 26 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 26 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 26 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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