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updated 13 hours ago

FINDTRIA - Spatial queries for simplexes. by Darren Engwirda

Efficient spatial queries for collections of d-simplexes. (mathematics, geometry, 2d)

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updated 15 hours ago

Image isophotes by Vahid K. Alilou

The function extracts isophotes from an arbitrary image (image processing)

isophote( L, alpha )

main.m

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updated 1 day ago

ImGRAFT by Aslak Grinsted

An Image Georectification and Feature Tracking toolbox (r2014b graphics ready, template matching, georectification)

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updated 1 day 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

Simple example and generic function for kmeans clustering by Soumya Banerjee

Simple generic function and example to perform kmeans clustering (clustering, machine learning, mathematics)

kmeans_generic

call_kmeans()

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updated 1 day ago

Marginal distributions of a bivariate function by Shoaibur Rahman

This function computes the marginal distributions of each variable in a bivariate function. (probability, computer vision, statistics)

marginaldist(f,x,y,distributionType)

testFunction(x,y)

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updated 1 day ago

Fast Third Order Cross-Cumulant calculation by Brian

Performs a fast third order cross cumulant calculation between the three vectors (x,y,z). (signal processing, mathematics, statistics)

cum3xyz(x,y,z, nsamp, overlap,window)

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updated 2 days ago

Greedy Algorithms and Greedy Analysis Pursuit for Non-linear sparse recovery by Kavya Gupta

Modifications to Greedy Algorithms and Greedy Analysis Pursuit(GAP) for non-Linear sparse Recovery. (algorithm, matlab, optimization)

COSAMPEN(y,A,myfun,N,k)

COSAMPLN(y,A,myfun,N,k)

Grad(fun, x0, deltaFactor)

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updated 2 days ago

polar harmonic transform by satya singh

kernel plot for polar harmonic transform (image processing)

pcet.m

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updated 2 days 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 2 days ago

Multi-exposure and Multi-focus Image Fusion in Gradient Domain by Sujoy Paul

An algorithm for fusion of a stack of multi-exposure and multi-focus images (image processing, image fusion, multiexposure)

ReconstructGradient.m

ChannelNorm(I,r)

GradientFusion(I)

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updated 2 days ago

Robust dual-mesh construction by Darren Engwirda

Construct dual meshes from 2-simplex triangulations embedded in R^3 (mathematics, modeling, 2d)

blocksolve(aa,bb)

demodual2(id)

drawdual2(cp,ce,pv,ev,varargin)

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updated 3 days ago

SANKHYA by Abhijeet

SANKHYA is an 'any base to any base convertor'. (mathematics)

Sankhya.m

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updated 3 days ago

Load Leica LIF File by Ron Hoebe

Load Leica LIF File (data import, 3d, 2d)

ci_loadLif(filename, getonlynumberofelements, number)

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updated 3 days ago

Initial Commit by Nick Cleintuar

Startup commit (image processing)

startup.m

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updated 3 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 3 days ago

Hibert scan by Said BOUREZG

Hilbert16.m Hilbert.m Hilbertinv16.m Hilbertinv.m lena512.bmp (medical, image processing, matrix)

Hilbert(T)

Hilbert16(T)

Hilbertinv(T)

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updated 4 days ago

readmpo by Zohar Bar-Yehuda

Reads multiple JPEG images stored in an MPO file (mpo, image, file format)

readmpo(filename)

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updated 4 days ago

Noise estimator for SENSE MRI by SANTIAGO AJA-FERNANDEZ

It estimates the variable map of noise from SENSE magnetic resonance using a homomorphic approach. (noise estimation, image processing, magnetic resonance)

approxI1_I0(z)

correct_rice_gauss(SNR)

em_ml_rice2D(In,N,Ws)

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updated 4 days ago

Blobdetection for Bloodflow Estimation by Julie

algorithm for Fluorescent microsphere detection (microsphere, blobdetection, image processing)

BlobFunct(im,plotopt)

RGBcheck(im,blobs,color)

areal_est(im)

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updated 4 days ago

Tutorial and Toolbox on real-time optical flow by Stefan Karlsson

Code with visualization and excercises. Camera supported (computer vision, optical flow, image processing)

ApertureIllustration(type)

DoEdgeStrength(dx, dy,tInt,edgeIm)

DoEdgeStrength(dx, dy,tInt,edgeIm)

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updated 5 days ago

inpolygons by Kelly Kearney

Finds points inside multiple polygons, holes possible. (approximation, interpolation, polygon)

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updated 6 days ago

Find the center of gravity of an array by Noam Greenboim

COG 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 7 days ago

Local-Global Active Contour Model by Mohammed Abdelsamea

a robust active contour model based on SOM for intensity inhomogenity (active contours, image segmentation, level sets)

SOMRAC(TestImgname, TrainImgname, MaxIter, GlobalSeg, Loc...

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updated 7 days ago

mask2poly(mask) by Kesh Ikuma

Convert mask to region-of-interest polygons (image, region of interest)

mask2poly(mask)

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updated 8 days ago

Fast, robust and exact minimum bounding spheres by Anton Semechko

Compute exact minimum bounding spheres in 3D or approximate bounding spheres in higher dimensions (optimization, geometry, sphere)

ApproxMinBoundSphereND.m

ExactMinBoundSphere3D(X)

FitSphere2Points(X)

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updated 9 days ago

MATLAB Functions for Two Body Orbit Propagation by David Eagle

Three MATLAB functions for propagating two-body orbits (mathematics, simulation, aerospace)

atan3

eci2orb1

oeprint1(mu, oev, ittype)

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updated 9 days ago

Face Recognition System by Shahzad Raza

Please change the Trainpath & Testpath according to your matlab location. (image processing, application, principal component a...)

mad.m

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updated 9 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 9 days ago

Compressive HyperSpectral Imaging by Hemant Kumar Aggarwal

This code demonstrates compressed sensing of Hyperspectral images in the presence of impulse noise. (image processing, hyperspectral imaging, compressed sensing)

DemoHSI()

funHSI(A,y,sizex,lambda,mu,maxiter)

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updated 9 days ago

getVideoFrames(vid, startt, endt, step, savetodir) by Dongxi Zheng

Extract frames from a video at custom start, step, and stop times. (video processing, image)

getVideoFrames(vid, startt, endt, step, savetodir)

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updated 10 days ago

LZW_Encoder(filename) by Enas

Compress an 2D image using LZW algorithm (image processing)

LZW_Encoder(filename)

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updated 10 days ago

minFractof by Fred Massin

MINFRACTOF Extract value at the Nth percentile. (sort, sum, isnan)

minFractof(v,percentage,AscendorDescend)

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updated 11 days ago

Condensation of earthquake location distributions: Optimal spatial information encoding by Yavor Kamer

Reduces the size of a catalog by taking into the account individual location uncertainties (seismicity, spatial analysis, optimization)

catCondens(org_cat,cov_mat,DO_PLOT)

gaussianValue(X, m, covar)

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updated 11 days ago

Wavelet Roughness Analysis of Images by Michael Workman

Calculates roughness, effective roughness, and skewness at multiple detail levels. (image processing, surface analysis, roughness)

wave_decomp(varargin)

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updated 11 days ago

komputasi proses by Danviero

komputasi proses (mathematics)

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updated 11 days ago

DCT image compression by Leonardo Ramirez Rada

DCT compress (image processing)

dct_and_image_compression.m

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updated 11 days ago

clickz by Chad Greene

Easily get z values of pcolor or image plots from mouse clicks. (pcolor, image, imagesc)

clickz documentation

clickz(varargin)

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updated 12 days ago

Number Description with ANN ( OCR ) by Abdullah

Number Description with ANN ( OCR ) (image processing, neural networks)

trainsetin.m

control(a)

draw

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updated 12 days ago

BOBYQA algorithm by Ulrich Römer

M.J.D. Powell's BOBYQA algorithm using a mexfunction created with dlib's C++ implementation (optimization, bobyqa, powell)

bobyqa(sObjFunName, vX_opt, vX_l, vX_u, svOptions)

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updated 12 days ago

Lithium Battery Model, Simscape Language and Simulink Design Optimization by Robyn Jackey

Multi-temperature lithium battery model using Simscape language and Simulink Design Optimization (lithium, battery, demo)

ssc_lithium_battery_80Cells_ini.m

ssc_lithium_cell_1RC_ini.m

plot_estim_results.m

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updated 12 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. (interplanetary missio..., aerospace, mathematics)

atan3

brent

e2m_deltav

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updated 12 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

eci2orb1

fbhyper(mu, vinfi, vinfo, rp)

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updated 12 days ago

Load / Import ImageJ ROI files 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 12 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 13 days ago

Filters for Curvilinear Enhancement by Costas Panagiotakis

Step filtering and Polynomial filtering for enhancement of partial curvilinear structures (filtering, rotation invariant, scale invariant)

step_pol_Filtering(I,grammes, DTheta,DPaxos,typeOfFilter)

runFiltering.m

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updated 14 days ago

Extract Rotated Patch from Image by Tian Cao

extract a rotated patch from image (image processing, machine learning, rotate)

extractRotatedPatch(img, center, width, height, angle)

demo_rotatedpatch.m

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updated 14 days ago

random_spheres(funct,startvalue,lb,ub,s,plot) by Dominik Ballreich

The Random Spheres Optimizer is a metaheuristic optimizer for constrained optimization (heuristic, metaheuristc, optimization)

random_spheres(funct,startvalue,lb,ub,s,plot)

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updated 14 days ago

Enhancing the Contrast of Images by Employing a Novel Image Size Dependent Normalization Technique by Zohair Al-Ameen

enhance the image contrast depending of the image size. (image processing, image enhancement, intensity enhancement)

run_enhance.m

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updated 14 days ago

Fast Deblurring Method for Computed Tomography Medical Images Using a Novel Kernels Set by Zohair Al-Ameen

A Simple Method to Deblur (Sharpen) Blurry Images (image processing, image deblurring, image sharpening)

run_Kernels.m

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