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updated 13 days ago

JPEG-based computing by Boris

This is a function to test a JPEG-based encoding/decoding algorithm (compression, demo, image processing)

entropy_cod( input_matrix, n)

get_quantization( q )

huffman_cod( input_matrix)

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updated 13 days ago

Finite Element Toolbox for Solid Mechanics v.2.1.2 by Anton Zaicenco

Finite Element Toolbox for solid mechanics with simple GUI (v.2.1.2) (simulation, toolbox, analysis)

fem_2_dynAnim3DtetrFrame.m

D2_CSQ

D2_CST

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updated 13 days ago

Perceptually improved colormaps by Matteo Niccoli

7 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 14 days ago

Find the center of gravity of an array by Noam Greenboim

GOG returns the coordinates of the center of gravity, in each dimension. (cog, center of gravity, center of area)

COG(A, varargin)

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updated 14 days ago

Create new image from image tiles by Eydrian

Create tiles of an image and creates a new image with random position of the images (image processing, random, research)

randomTiles.m

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updated 14 days ago

MATLAB simulation of fixed-mass rigid-body 6DOF by Stacey Gage

Calculate aircraft fixed-mass rigid-body six-degrees-of-freedom equations of motion using MATLAB ODE (rigid, differential equation..., aerospace)

sixdof(Forces, Moments, Mass, Inertia, tarray, varargin )

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updated 14 days ago

MATLAB Simulation of variable-mass rigid-body 6DOF by Stacey Gage

Calculate aircraft variable-mass rigid-body six-degrees-of-freedom equations of motion using MATLAB (rigid body, aerospace, aeronautics)

sixdofvm(Forces, Moments, dMass, dInertia, tarray, vararg...

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updated 14 days ago

Convert Roman to Arabic by Stacey Gage

Convert Roman numerals to Arabic numerals (arabic, roman, conversion)

roman2arabic( roman_in )

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updated 14 days ago

Convert Arabic to Roman by Stacey Gage

Convert Arabic numerals to Roman numerals (arabic, roman, conversion)

arabic2roman( arabic_in )

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updated 14 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 15 days ago

Visualization of multi-modal volume segmentation by Pavel Dvorak

Visualize single- or multi-modal 2D or 3D images and corresponding segmentation (image processing, 3d, image)

[Jaccard,Dice,Tanimoto,Accuracy,tpr,tnr,fpr,fnr,tp,tn,fp,...

visualize_segmentation(img,varargin);

demo_visualize_segmentation.m

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updated 15 days ago

Two or three masses connected by springs by Jeffrey Chasnov

A simulation of two or three masses connected by springs. Used to illustrate normal modes. (oscillation, springs, hookes law)

spring.m

gui_spring2mass2(varargin)

gui_spring3mass2(varargin)

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updated 15 days ago

COSBOS: COlor-Sensor-Based Occupancy Sensing by Quan Wang

Occupancy distribution estimation for smart light delivery with perturbation-modulated light sensing (image processing, smart lighting, signal processing)

...

A=solve_A_0norm(X,Y)

A=solve_A_1norm(X,Y)

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updated 17 days ago

Leveldiagrams for multiobjective decision making by Xavier Blasco

A tool to draw Leveldiagrams for Pareto Set/Front, allowingsome basics graphics manipulations. (multiobjective optimi..., decision making, pareto front)

buildlgstruct5.m

layergraph5.m

classbypreference5.m

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updated 17 days ago

Turn video into images by Samuel Pedro

Simple function to turn a video into the its image frames. (video, image)

vid2img(vid)

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updated 17 days ago

Swarm Rapid Centroid Estimation: A particle swarm clustering algorithm by Mitchell Yuwono

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

EnsembleAggregate(softlabels,method,visualize)

RCE(in,k, varargin )

[h,x,y,z] =plot_fuzzy_voronoi (dt, u, m,N_steps,distance,...

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updated 17 days ago

Wavelength compensation and Image Dehazing by Keibin

Third-party Code (image processing, underwater imaging, image enhancement)

WCID(filename)

[B,Bmin_pic]=getBlamda(I)

[x1,resnorm,residual]=getEandRou(I_lambda,Nrer_lambda,B_l...

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updated 18 days ago

Sod Shock Tube Problem Solver by Gogol

Computes the exact solution to Sod Shock Tube problem (aerospace, mathematics, test)

analytic_sod(t)

sod_func(P)

sod_demo.m

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updated 18 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)

tiffread29_header(filename)

tiffread29_readimage(TIF, HEADER, vnFrames)

TIFFStack

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updated 19 days ago

Impulse Denoising using split Bregman approach by Hemant Kumar Aggarwal

Salt and pepper noise reduction using split-Bregman approach (optimization, image processing)

cpsnr=myPSNR(org,recon,skip)

denoised=FunSynthesisPrior(noisy,p,q,maxiter,lambda,mu1,m...

x=FunDenoiseTV(noisy,p,q,maxiter,lambda,mu1,mu2)

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updated 19 days ago

Calculo da Energia de um Imagem by Edmilson FIlho

Utilizando-se essa função poderá se calcular a energia de uma imagem (image processing, signal processing, energy)

energy.m

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updated 19 days ago

Numerical Integraton Tool with GUI by Amir John Scheid

Contains following methods: Simpsons, Simpsons 3/8, Monte Carlo, Trapezoidal. (monte carlo, integration, simpsons)

integration(varargin)

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updated 21 days ago

Algorithm Development With MATLAB by Sumit Tandon

Toolbox will all necessary files to support the Algorithm Development with MATLAB webinar (data import, image processing, image acquisition)

BallDetectionAPP(varargin)

colorPlanesPlot(rPlane, gPlane, bPlane, justGreen)

createfigure(Y1, YMatrix1)

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updated 23 days ago

Lloyd's Algorithm by Aaron Becker

Starts with a point set, repeatedly moves each point to centroid of Voronoi cell. (lloyds algorithm, simulation, robot coverage)

lloydsAlgorithm(Px,Py, crs, numIterations, showPlot)

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updated 23 days 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 23 days ago

Gradients with Gaussian smoothing by David Young

Grey-level gradients are estimated using Gaussian smoothing followed by symmetric differencing. (image processing, image smoothing, gaussian smoothing)

checkattributes(a, classes, attributes)

exindex(arr, varargin)

gradients_n(a, varargin)

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updated 25 days ago

Multi-Focus Image Fusion in DCT Domain by Mohammad Haghighat

Simulation of two multifocus image fusion methods: 1.DCT+Variance 2.DCT+Variance+CV (dct domain, image fusion, multifocus)

dctVarFusion(im1, im2)

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updated 25 days ago

Feature Mutual Information (FMI) Image Fusion Metric by Mohammad Haghighat

A non-reference image fusion metric based on mutual information of image features (image fusion, metric, image fusion metric)

fmi(ima, imb, imf, feature, w)

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updated 25 days ago

Gabor Feature Extraction by Mohammad Haghighat

This program generates a custom Gabor filter bank; and extracts the image features using them. (image processing, computer vision, pattern recognition)

gaborFeatures(img,gaborArray,d1,d2)

gaborFilterBank(u,v,m,n)

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updated 25 days ago

Gabor Wavelets by Mohammad Haghighat

This program generates a custom Gabor filter bank; and extracts the image features using them. (image processing, computer vision, pattern recognition)

gaborFeatures(img,gaborArray,d1,d2)

gaborFilterBank(u,v,m,n)

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updated 25 days ago

Multi-Focus Image Fusion for Visual Sensor Networks in DCT Domain by Mohammad Haghighat

Simulation of two multi-focus image fusion methods in DCT domain: 1.DCT+Variance 2.DCT+Variance+CV (book database, clock database, pepsi database)

dctVarFusion(im1, im2)

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updated 25 days ago

PCA Based Face Recognition System Using ORL Database by Shujaat Khan

This Package implements 'Eigenface' PCA based face recognition technique. (appearance based face..., eigenface, face recognition)

CDT(ns,DatabasePath,ff,escImages)

Comparision()

Graphs()

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updated 25 days ago

Radial Basis Function with K Mean Clustering by Shujaat Khan

Radial Basis Function with K Mean Clustering using Pseudo inverse method (kmean, clustering, rbf)

Class_IDs(NC,NS)

K_Means(X,M,D)

Kernel(X,C)

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updated 26 days ago

Photovoltaic module explicit neural model by Bartlomiej Ufnalski

A feedforward neural network is used to model a photovoltaic module. (solar energy, photovoltaics, renewables)

pv_array_sf.m

pv_array(Va,Suns,TaC)

ffnn_training.m

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updated 26 days ago

Binary hybrid particle swarm optimization and gravitational search algorithm (BPSOGSA) by Seyedali Mirjalili

Binary version of the BPSOGSA algorithm (psogsa, pso, particle swarm optimi...)

BPSOGSA.m

evaluateF.m

Gconstant.m

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updated 26 days ago

Binary Bat Algorithm by Seyedali Mirjalili

BBA is the binary version of the Bat Algorithm for optimizing binary problems. (binary optimization, optimization, binary search space)

MyCost(x)

[best,fmin,cg_curve]=BBA(n, A, r, d, Max_iter, CostFuncti...

Main.m

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updated 26 days ago

Enhanced Binary Particle Swarm Optimization (BPSO) with 6 new transfer functions by Seyedali Mirjalili

An Enhanced binary Particle Swarm Optimization algorithm (VPSO) with v-shaped transfer functions (bpso, particle swarm optimi..., pso)

BPSO(noP,Max_iteration,BPSO_num,CostFunction,noV)

DrawConvergenceCurves(p,Max_iteration)

MyCost(x)

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updated 26 days ago

Adaptive gbest-guided gravitational search algorithm by Seyedali Mirjalili

A gbest-guided gravitational search algorithm (optimization, gsa, heuristic)

evaluateF.m

Gconstant.m

Gfield.m

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updated 26 days ago

Grey Wolf Optimizer (GWO) by Seyedali Mirjalili

GWO is a novel meta-heuristic algorithm for global optimization (optimization, metaheuristics, heuristic)

GWO(SearchAgents_no,Max_iter,lb,ub,dim,fobj)

Get_Functions_details(F)

func_plot(func_name)

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updated 26 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(SearchAgents_no,Max_iter,lb,ub,dim,fobj,handles,Value)

GWO_toolbox(varargin)

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updated 26 days ago

B0 Mapping (B0-NICE) by Junmin

Unwrapping-based Method for B0 Mapping and Fat/water Separation with Multi-echo (b0 mapping, image processing, mri)

FatCats_B0_raw(algoParams)

FatCats_B0raw_testPhase( algoParams )

FatCats_B0raw_testWaterMag( algoParams )

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updated 27 days ago

easyfitGUI by Jean-Luc Dellis

A GUI to fit 1D data (X, Y) to a polynomial or to a model function Y = F(P,X). (gui, optimization, fit)

easyfitGUI

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updated 27 days ago

imtool3D by Justin Solomon

This is a image slice viewer with built in scroll, contrast, zoom and ROI tools. (image processing, medical imaging, 3d images)

imtool3D

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updated 28 days ago

Mutual_Information && joint_entropy by Amir Pasha Mahmoudzadeh

Takes two images and return the mutual information and joint entropy (image processing, interpolation, registration)

[Mutual_Information,joint_entropy]=MutualInformation(x,y)

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updated 28 days ago

DavidMercier/NIMS by David MERCIER

A Matlab GUI to plot and to analyze (nano)indentation data (obtained with conical indenters) (gui, data import, data export)

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updated 28 days ago

Data based modeling of nonlinear dynamic systems using System Identification Toolbox by Rajiv Singh

Perspectives on nonlinear identification using a throttle valve modeling example. (toolbox, system identification, narmax)

throttleODE(t, x, F, c, k, K, b, varargin)

throttledemo.m

dataprep.m

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updated 30 days ago

Greedy Algorithms for Non-linear Sparse Recovery by Kavya Gupta

Modifications in OMP and COSAMP greedy Algorithms for Non-linear Sparse Recovery (signal processing, optimization, matlab)

Grad(fun, x0, deltaFactor)

x=OMPE(A,myfun,k)

x=OMPL(A,myfun,k)

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updated 1 month ago

Simple color detection by hue by Image Analyst

Detect colored regions in an image via thresholding in HSV color space. (color detection, color, image processing)

SimpleColorDetectionByHue()

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updated 1 month ago

POCShift by Jérémie Guignard

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

POCShift(fixed, moving, varargin)

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updated 1 month ago

Rotate an image around a point by Jan Motl

Performs rotation of an image around any point inside of the image. (image processing, rotation, image)

output=rotateAround(image, pointY, pointX, angle, varargin)

rotateAround_test.m

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