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updated 23 days ago

window.m by Aravazhi Anbarasu

Window Function for Signal Processing (signal processing, control design, image processing)

window(win_size,type)

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updated 23 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 23 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

minimize by Rody Oldenhuis

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

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updated 24 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 24 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 24 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 24 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 24 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 24 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 24 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 24 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 24 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 24 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 24 days ago

currency recognition by Arun Kumar

currency recognition with good accuracy and high processing speed (currency recognition, image processing, color feature extract...)

colfet=color_luv(rgb_im)

edgehist(rgb_im)

fet=totalfeature(rgbim)

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updated 24 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 28 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 28 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 29 days ago

RKN1210 - A 12th/10th order Runge-Kutta-Nyström integrator by Rody Oldenhuis

Integrator for second-order ODE's with very stringent error tolerances. (integration, ode, rungekuttanystrom)

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updated 29 days ago

nlals.zip by Nima Vakili

Level set method for image segmentation (image segmentation)

nlals.m

nlals2.m

demo1.m

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updated 29 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 29 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 1 month ago

SE.zip by tkt

Shielding Effectiveness (emc, electromagnetic compa..., electromagnetic)

SE(varargin)

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updated 1 month 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 1 month ago

pointonsphere by Leevan Ling

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

pointonsphere(N)

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updated 1 month 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 1 month 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 1 month ago

cmacminn/getTimeStamp by Christopher MacMinn

A MATLAB function to read the timestamp of an image file. (image processing)

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updated 1 month 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

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 1 month 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 1 month ago

Express_as_exponential_series by David H

Converts a symbolic expression S to the form S = sum_{k=1}^N c_k exp(b_k*t) (symbolic, exponential, series)

express_exp_series(S,t,remove_dupe)

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updated 1 month ago

Chebfun V4 by Chebfun Team

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

absTest

ad_basic

ad_basic2

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updated 1 month ago

knnclassification.m by Henry

KNN method (image processing)

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

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updated 1 month 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 month ago

HyperSpectralDenoising.zip by Hemant Kumar Aggarwal

Impulse Noise Reduction from Hyperspectral Images (image processing, sparse recovery)

cpsnr=myPSNR(org,recon,skip)

denoised=FunAP(noisy)

denoised=FunGAP(noisy)

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updated 1 month ago

POCShift.m by Jérémie Guignard

Estimates the translation between two noisy images with phase-only correlation. (image processing, image registration, noise)

POCShift.m

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updated 1 month 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 month ago

AddImageXYTracker.m by Peter Caday

Click an image to see pixel coordinates and values. (image, data cursor)

AddImageXYTracker(h)

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updated 1 month ago

XSum by Jan Simon

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

InstallMex(SourceFile, varargin)

XSum(varargin)

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updated 1 month 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 1 month 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 1 month ago

First derivative of (normalized) associated Legendre polynomials by Rody Oldenhuis

First derivative of (normalized) associated Legendre polynomials (legendre, associated legendre p..., derivative)

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updated 1 month 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 1 month 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 1 month 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 1 month 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 1 month ago

Skipping Stone - An interplanetary space mission design tool by Rody Oldenhuis

An easy-to-use tool to optimize trajectories for interplanetary missions using swingby manoevres (aerospace, satellite, space mission)

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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 1 month ago

FELICITY by Shawn Walker

Finite ELement Implementation and Computational Interface Tool for You (mathematics, finite element method, modeling)

Coarse_Square_Codim_1()

CompareFiles(File1,File2)

Convert_Interp_script_to_MEX(Main_Dir,Iscript,MEX_FileName)

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