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updated 3 days ago

PIVlab - time-resolved particle image velocimetry (PIV) tool by William Thielicke

A GUI based tool to preprocess, analyze, validate, postprocess, visualize and simulate PIV data. (gui, image processing, particle image veloci...)

(nn(:,1)<1)|(nn(:,1)>n)|(nn(:,2)<1)|(nn(:,2)>m); nn(L,...

PIVlab_GUI.m

PIVlab_citing(varargin)

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updated 21 days ago

Peak Fitter by Tom O'Haver

Command-line peak fitter for time-series signals. Version 5.4, June, 2014 (chemistry, curve fitting, decomposition)

[FitResults,LowestError,baseline,BestStart,xi,yi,BootResu...

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updated 17 days ago

Chebfun V4 by Chebfun Team

Numerical computation with functions instead of numbers. (numerical analysis, interpolation, approximation)

A greedy algorithm for choosing interpolation points

A keyhole contour integral

A parameter dependent ODE with breakpoints

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updated 1 day ago

A swarm optimization algorithm inspired in the behavior of the social-spider by Erik

A swarm optimization algorithm inspired in the behavior of the social-spider (optimization, genetic algorithm, search)

FeMove(spidn,fn,fsp,msp,spbest,Ibe,spmass,d,lb,ub,pm)

Griewank.m

MaMove(fn,mn,fsp,msp,femass,mamass,d,lb,ub,pm)

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updated 21 days ago

Test functions for global optimization algorithms by Rody Oldenhuis

Test functions for global optimization algorithms (global optimization, particle swarm, genetic algorithm)

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updated 1 day ago

Binary Genetic Algorithm Feature Selection.zip by Oluleye Babatunde

Genetic Algorithm for Feature Selection (genetic algorithm, feature selection, zernike moments)

Binary_Genetic_Algorithm_Hezy_2013

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updated 3 days ago

minimize by Rody Oldenhuis

Minimize constrained functions with FMINSEARCH or FMINLBFGS, globally or locally (optimization, constrained optimizat..., derivativefree optimi...)

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updated 3 days ago

Mean square displacement analysis of particles trajectories by Jean-Yves Tinevez

A MATLAB class for the mean square displacement analysis of particle trajectories, with a tutorial. (measurement, simulation, statistics)

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updated 15 days ago

Multilevel Thresholding Segmentation Based on Harmony Search Optimization by Diego Oliva

An implementation of harmony search algorithm for multilevel thresholding image segmentation (image segmentation, optimization, histogram)

Kapur.m

PSNR.m

PSNR.m

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updated 1 month ago

GODLIKE - A robust single-& multi-objective optimizer by Rody Oldenhuis

GODLIKE combines 4 global optimizers for both single/multi-objective optimizations (optimization, global optimization, multiobjective)

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updated 24 days ago

Particle Swarm Optimization (Vectorized Code) by Reza Ahmadzadeh

a simple implementation of Particle Swarm Optimization algorithm (PSO) (pso, particle swarm, swarm intelligence)

VPSO.m

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updated 1 day ago

savefigure by Aslak Grinsted

Easy way of saving figures to publication friendly format. (graphics import, graphics export, save)

ArgStruct=parseArgs(args,ArgStruct,varargin)

[varargout]=savefigure(fname,varargin)

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updated 1 day ago

CAB.zip (Algorithm for Global Optimization Inspired by Collective Animal Behavior) by Erik

Algorithm for Global Optimization Inspired by Collective Animal Behavior (optimization, genetic algorithm, search)

[VC VH]=ComparaHC(H,fh,C,fc,Mbest,rho)

[xn,yn]=findrange(xn,yn,range)

CAB.m

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updated 24 days ago

Read TIFF / TIF stacks efficiently, with lazy loading by Dylan Muir

Read a TIFF stack as a memory-mapped tensor. Handles a large range of internal TIFF formats. (tiff, tif, image manipulation)

TIFFStack

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updated 1 day ago

A new optimization algorithm inspired by the States of Matter by Erik

A new optimization algorithm inspired by the States of Matter (optimization, genetic algorithm, search)

stateofmattersearch(NoPob)

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updated 3 days ago

imdisp by Oliver Woodford

Display multiple images as a montage of subplots (gui, image processing, figure)

imdisp(I, varargin)

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updated 3 days ago

Aerospace Trajectory Optimization Using Direct Transcription and Collocation by David Eagle

Demonstrates the solution of an aerospace trajectory optimization problem. (aerospace, optimization)

cgl(np, a, b)

defect_trap(tk, tkp1, xk, xkp1, uk, ukp1)

dto_guess(ti, tf, xi, xf, ngrid)

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updated 30 days ago

Find boundary of symmetric object in image by sagi eppel

Given image of symmetric object, the program found the boundary of the object (computer vision, image segmentation, image analysis)

Exctract_object_from_background.m

Exctract_object_from_background.m

Find_Vessel_Contour.m

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updated 10 days ago

Convert Image To And From Graph Coordinates by Michael Chan

Illustrates mapping of binary image to graph coordinates and vice-versa. (image, plot, coordinates)

mapPixelsToCoordinatedPlotGraph(pixeliZedScratchPad, ...

plotCoordinatesToImagePixels(x_coordinates, y_coordinates...

usage_ImageToAndFromGraphCooridinates.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

Lambert's Problem by David Eagle

MATLAB functions and scripts for solving the geocentric and heliocentric Lambert problem. (aerospace, mathematics, simulation)

atan3 (a, b)

eci2orb1 (mu, r, v)

gdate (jdate)

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updated 1 day ago

Optimal Finite-burn Interplanetary Injection from Earth Orbit by David Eagle

A MATLAB script for optimizing finite-burn interplanetary injection trajectories. (aerospace, mathematics, simulation)

[fid, ic_type, itarget, read_fname, write_fname, nsegment...

asympt (cbmu, rsc, vsc)

atan3 (a, b)

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updated 10 days ago

edge_detection_using_LoG.zip by Devinder

Edge Detection using Laplacian of Gaussian (edge detection, image processing, laplacian)

find_edges(img,step_size,sigma)

run_edge_det()

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updated 15 days ago

A multilevel thresholding algorithm using Electromagnetism Optimization by Diego Oliva

An implementation of Electromagnetism Optimization for multilevel image thresholding (image segmentation, evolutionary algorith..., electromagnetism opti...)

Kapur.m

MTHEMO.m

PSNR.m

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updated 30 days ago

Generalized hough transform with variable image to template size ratio by sagi eppel

Use Generalised hough transform to find template Itm in image Is. (computer vision, object recognitiontem..., image analysis)

Generalized_hough_transform(Is,Itm)

MAIN_find_object_in_image(Is,Itm,search_mode,border,tm_di...

MatchBinaryWithAngle(Is, Iel, mode )

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updated 8 days ago

Import ImageJ ROIs 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 1 day ago

An improved computer vision method for white blood cells detection (using differential evolution) by Erik

Automatic white blood cells detector (image processing, computer vision, image analysis)

[costo]=funcDE(pts,imageB)

[salida,rmin,rmax,X0,Y0]=DEllipse(p1,p2,p3,p4,p5)

devec3(fname,VTR,D,XVmin,XVmax,y,NP,itermax,F,CR,strategy...

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updated 24 days ago

GMMEM based pixel labeling and Segmentation.zip by Mohammad Asif Khan

Program segment pixels on the basis of maximum probability obtained using EMGM algorithm (image processing, image segmentation, gaussian mixture mode...)

[meu1,sigma1,wt]=expectmaxx(data,k)

gauss_dist_opt(x,meu,sigma)

callexpectmaxx.m

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updated 3 days ago

Ballistic Interplanetary Trajectory Design and Optimization by David Eagle

A MATLAB Script for Ballistic Interplanetary Trajectory Design and Optimization (aerospace, mathematics, simulation)

atan3 (a, b)

becl2000(ntarg, jdate)

eci2orb1 (mu, r, v)

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updated 3 days ago

A MATLAB Script for Earth-to-Mars Mission Design by David Eagle

Determines optimal n-body ballistic trajectories from Earth park orbit to encounter at Mars. (aerospace, mathematics, interplanetary missio...)

[fid, otype, jdtdb_tip, ddays1, jdtdb_arrival, ddays2, hp...

atan3 (a, b)

brent (f, x1, x2, rtol)

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updated 30 days ago

Find object in image using template (variable image to template size ratio). by sagi eppel

Find object boundaries in image using template (variable size ratio). (computer vision, image analysis, image processing)

Generalized_hough_transform(Is,Itm)

MAIN_find_object_in_image(Is,Itm,search_mode,border,tm_di...

MatchBinaryWithAngle(Is, Iel, mode )

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updated 3 days ago

A MATLAB Script for Optimal Single Impulse De-orbit from Earth Orbits by David Eagle

optimal impulsive maneuver required to de-orbit a spacecraft in a circular or elliptical Earth orbit (aerospace, mathematics, optimization)

atan3 (a, b)

deltav_guess(oev1, alttar, fpatar)

deorbit_shoot(x)

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updated 30 days ago

Advance template match variable image to template size ratio by sagi eppel

Find template Itm in the canny edge image of image Is. (computer vision, object recognitiontem..., image analysis)

Generalized_hough_transform(Is,Itm)

MAIN_find_object_in_image(Is,Itm,search_mode,border,tm_di...

MatchBinaryWithAngle(Is, Iel, mode )

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updated 14 days ago

Image compression using Block Truncation Coding by Arun Kumar

Block Truncation Coding is a type of lossy image compression technique (block truncation codi..., image compression, image processing)

btcnew.m

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updated 24 days ago

XSum by Jan Simon

Fast Sum with error compensation (sum, error, compensated)

InstallMex(SourceFile, varargin)

XSum(varargin)

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updated 8 days ago

Chebpack by Damian Trif

The MATLAB package Chebpack solves specific problems for differential or integral equations. (mathematics, differential equation..., integral equations)

A=fact(a,m)

B=Ex4_delay_main

Boussinesq.m

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updated 3 days ago

IM2GIF by Oliver Woodford

Converts a multiframe image to an animated GIF. (image, multiframe, animated)

im2gif(A, varargin)

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updated 24 days ago

fastreg.zip by Min

A very fast subpixel image registration (subpixel, image processing, image registration)

[m n]=fastreg(standimage,compimage)

fastregdemo

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updated 3 days ago

Gravity-assist Trajectory Design and Analysis by David Eagle

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

atan3 (a, b)

bplane(r, v)

eci2orb1 (mu, r, v)

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updated 3 days ago

The Gravity Perturbed Hohmann Transfer by David Eagle

MATLAB script for solving the Hohmann transfer problem perturbed by non-spherical Earth gravity. (aerospace, mathematics, simulation)

[fid, alt1, alt2, inc1, inc2, raan1, jdutc0, gst0, ...

atan3 (a, b)

brent (f, x1, x2, rtol)

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updated 3 days ago

Parametric Analysis of Minimum TLI Delta-V Lunar Transfer Trajectories by David Eagle

Parametric Analysis of Minimum TLI Delta-V Lunar Transfer Trajectories (aerospace, mathematics, simulation)

atan3 (a, b)

eci2orb1 (mu, r, v)

eqxra (tjd, k)

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updated 15 days ago

Matrix exponential times a vector by Peter Kandolf

Computes EXPM(tA)b, without explicitly computing the matrix exponential, by Leja interpolation. (mathematics, matrix, matrix exponential)

expleja (h, A, varargin)

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updated 8 days ago

Binary Gravitational Search Algorithm (BGSA).zip by Esmat Rashedi

Binary Gravitational search algorithm (binary gravitational ..., gravitational search ..., optimization)

BGSA.m

BGconstant.m

BGfield.m

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updated 3 days ago

FODPSO for Fitting by Micael Couceiro

Fitting data with a given mathematical model using the FODPSO (data fitting, optimization, mathematical modeling)

Computefitness.m

FDPSOFitting.m

testing.m

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updated 3 days ago

Linear regression for multiple category data with different slopes for each by Soumya Banerjee

The function does OLS and RMA regression on data that is categorized into two different categories (aerospace, biotech, communications)

regress_plot_twocategories_allslope

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updated 10 days ago

pointonsphere by Leevan Ling

Put N uniformly distributed points on unit sphere. (differential equation..., uniformly, distributed)

pointonsphere(N)

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updated 3 days ago

Impulsive Hyperbolic Injection from a Circular Earth Park Orbit – NLP Method by David Eagle

PDF document and MATLAB script for interplanetary injection using a nonlinear programming method. (aerospace, mathematics, simulation)

atan3 (a, b)

eci2orb1 (mu, r, v)

hyperfunc (x)

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updated 8 days ago

Computer vision based recognition of liquid surface and liquid level in transparent vessel by sagi eppel

Computer vision based recognition of liquid level and surface in images (computer vision, image processing, pattern recognition)

ConsistencyFilter(Ir,Iellipse,Resly,Ycnt,Ierea,Fract, Thr...

ELLIPSE.m

Generalized_hough_transform(Is,Itm,thresh )

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updated 17 days ago

knnclassification.m by Henry

KNN method (image processing)

knnclassification(testsamplesX,samplesX, samplesY, Knn,ty...

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updated 11 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)

A_get_and_plot

A_get_param_GUI.m

A_indenters_properties_GUI.m

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