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updated 4 hours ago

Imagine by Christian Wuerslin

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 9 hours ago

Chebfun by Chebfun Team

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 9 hours ago

DavidMercier/NIMS by David MERCIER

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 1 day ago

HPF - a big decimal class by John D'Errico

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 1 day ago

Trainable COSFIRE filters for vessel delineation with application to retinal images by Nicola Strisciuglio

Nicola Strisciuglio

B-COSFIRE filters detect line at different orientations by combining the responses of DoG filters. (vessel segmentation, image segmentation, line detector)

fakepad.m

rocarea.m

createretinamaskcolored.m

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updated 2 days ago

2 Dimensional Optimization using a Continuous Genetic Algorithm by Hashem Rizk

Hashem Rizk

Function Optimization using a Continuous Genetic Algorithm (gentic, optimization, gui)

GeneticAlgorithmOptimizationGUI(varargin)

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updated 5 days ago

Find the best boundary/cut/split between two points on an image by sagi eppel

sagi eppel

Find the best boundary/cut/split that pass between two points on the grayscale image. (image processing, computer vision, image analysis)

FindBestBoudaryPath(Is,Ax,Ay,Bx,By)

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updated 5 days ago

Find the boundaries of materials in transparent vessels using computer vision by sagi eppel

sagi eppel

Given image of material in transparent container find the material boundary in the image (computer vision, image analysis, image processing)

FindLegalPathAB.m

FindLegalPathA.m

Circle( R )

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updated 5 days ago

Read TIFF stacks into Matlab fast, with lazy loading by Dylan Muir

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 7 days ago

Fminineq: constrained minimization by David Vallverdu

David Vallverdu

Fminineq solves constrained minimization problems, with both equality and inequality constraints. (optimization, mathematics, chemistry)

crossderiv(fun, x, i, j)

firstderiv(fun, x, i, ord, mode)

fminineq(f0, x0, Aeq, beq, Ain, bin, dispOption, tolFeas,...

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updated 8 days ago

Markov Decision Processes (MDP) Toolbox by Marie-Josee Cros

Marie-Josee Cros

Functions related to the resolution of discrete-time Markov Decision Processes. (control design, toolbox, markov decision proce...)

mdp_LP(P, R, discount)

mdp_Q_learning(P, R, discount, N)

mdp_bellman_operator(P, PR, discount, Vprev)

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updated 8 days ago

Graph-based Markov Decision Processes (GMDP) toolbox by Marie-Josee Cros

Marie-Josee Cros

Functions related to the resolution of Graph-based Markov Decision Processes (GMDP). (control design, markov decision proce..., optimization)

generate_random_graph(n, maxN)

gmdp_analyze_policy(GMDP, policyloc, sites)

gmdp_analyze_policy_neighbor(GMDP, policyloc, sites)

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updated 10 days ago

B-spline based repetitive neurocontroller by Bartlomiej Ufnalski

Bartlomiej Ufnalski

A non-local learning rule is employed in a repetitive neurocontroller based on B-spline network. (basis spline, b spline, repetitive control)

mu1st_i(i,k)

mu2nd_i(i,k)

RNC_B_spline_without_PLECS.m

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updated 12 days ago

PROMPT by Gaik Tamazian

Gaik Tamazian

PRotein cOnformational Motion PredicTion toolbox. (computational biology, conformational change, proteomics)

atomicmass(atomicSymbols)

circdist(X, Y)

circinterp(X, Y, nValues, shortArc)

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updated 12 days ago

Tools for 2-D Tomographic Reconstruction by Ligong Han

Ligong Han

Tools for nonlinear filters & 2-D tomographic reconstruction (signal processing, image processing, reconstruction)

anisodiff(u, n_iter, tao, lambda, option)

bilateral_filter(u, n_iter, gn, lambda_s, lambda_r, option)

bpf(f, sf, BL, BH)

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updated 12 days ago

nasa/T-MATS by Jeffryes

Jeffryes

Simulink Toolbox for the Modeling and Analysis of Thermodynamic Systems, such as gas turbines (simulation, simulink, example)

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updated 13 days ago

savepng by Stefan Slonevskiy

Stefan Slonevskiy

savepng is a fast PNG image compression routine that outperforms MatLab's built-in imwrite (png, mex, image)

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updated 15 days ago

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

Kevin Moerman

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

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updated 15 days ago

ImGRAFT by Aslak Grinsted

Aslak Grinsted

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

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updated 16 days ago

FELICITY by Shawn Walker

Shawn Walker

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

Coarse_Square_Codim_1()

CompareFiles(File1,File2)

Convert_Interp_script_to_MEX(Main_Dir,Iscript,MEX_FileName)

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updated 18 days ago

Color Distribution by Ligong Han

Ligong Han

Visualization of distribution in RGB or HSV space. (image processing, color space)

hsv_distribution(im,amp)

rgb_distribution(im,plotopt,amp)

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updated 18 days ago

Local binary patterns by Nikolay S.

Nikolay S.

Calculates image LBP (Local binary patterns). (lbp, image processing, feature detection)

roundnS.m

assignUserInputs(funcParamsNames, varargin)

efficientLBP(inImg, varargin)

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updated 18 days ago

johannesu/gridcut-matlab by Johannes

Johannes

Light-weight MATLAB package for segmentation using GridCut (image processing, segmentation)

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updated 20 days ago

Face Tracking and Image Overlay by Ye Cheng

Ye Cheng

Santa Cam - Turn anyone in a live webcam into Santa Claus. (image processing, computer vision, face tracking)

imoverlay(imIn, imAdd, pos)

santaCam.m

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updated 21 days ago

Signal Dependent Noise Level Estimation by xinhao liu

xinhao liu

This code will estimate the three parameters of signal dependent noise model. (signal dependent nois..., noise variance, noise estimation)

GSGNoiseModel(sigw, sigu, gamma,X)

SGDNoiseLevel(img,patchsize,conf,itr)

addSGDNoise(X, sigw, sigu, gamma )

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updated 22 days ago

LBFGSB (L-BFGS-B) mex wrapper by Stephen Becker

Stephen Becker

Mex wrapper for lbfgsb v3.0 fortan library. L-bfgs-b solves box-constrained optimization. (optimization, constrained optimizat..., quasinewton)

driver1(x)

fminunc_wrapper(x,F,G,H)

Non-negative least-squares (NNLS) using L-BFBS-B

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updated 25 days ago

Numerical Integration Toolbox by George Papazafeiropoulos

George Papazafeiropoulos

Contains several numerical integration rules to evaluate the integral of a function (abscissa, adaptive, chebyshev)

GLobIntP.m

JRecCoeff.m

CCIntP(nCC)

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updated 29 days ago

Exact minimum bounding spheres/circles by Anton Semechko

Anton Semechko

Compute exact or approximate minimum bounding spheres/circles (optimization, geometry, sphere)

ApproxMinBoundSphereND.m

ExactMinBoundCircle(X)

ExactMinBoundSphere3D(X)

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updated 30 days ago

select_image() by Haroun SMIDA

Haroun SMIDA

load an image (image, image processing, image analysis)

select_image()

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updated 30 days ago

Calculate smallest enclosing circle: meb(X,mode) by Yi

Yi

calculating the smallest enclosing circle based on a set of points. User can choose the method. (optimization, cvx, emo welzl)

meb(X,mode)

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updated 1 month ago

Gaussian High Pass Filter by Muhammad Ammad

Muhammad Ammad

Implementation of high pass filter without using built-in functions. (high pass filter, edge detection, gaussian)

GaussianHighpass

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updated 1 month ago

load_db(path) by Haroun SMIDA

Haroun SMIDA

Load a database of images (image processing, data import)

load_db(path)

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updated 1 month ago

A Comparison of Evolutionary Computation Techniques for IIR Model Identification by Erik

Erik

Evolutionary Computation Techniques are compared considering some IIR identification problems (pso, genetic algorithm, filter design)

ABC.m

simulasist3.m

apso_1st_order_filter.m

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updated 1 month ago

rgb_to_hsv(M) by uyen nguyen

uyen nguyen

convertion from RGB to HSV space (image processing)

rgb_to_hsv(M)

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updated 1 month ago

ReadPhilipsScanPhysLog(filename, channels, skipprep) by Paul Groot

Paul Groot

ReadPhilipsScanPhysLog.m reads Philips scanphyslog files, which are created by Philips MRI scanners. (mri, philips, physiological)

ReadPhilipsScanPhysLog(filename, channels, skipprep)

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updated 1 month ago

Image isophotes by Vahid K. Alilou

Vahid K. Alilou

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

isophote( L, alpha )

main.m

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updated 1 month ago

Marginal distributions of a bivariate function by Shoaibur Rahman

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 month ago

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

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 1 month ago

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

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 1 month ago

Load Leica LIF File by Ron Hoebe

Ron Hoebe

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

ci_loadLif(filename, getonlynumberofelements, number)

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updated 1 month ago

readmpo by Zohar Bar-Yehuda

Zohar Bar-Yehuda

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

readmpo(filename)

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updated 1 month ago

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

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 1 month ago

Find the center of gravity of an array by Noam Greenboim

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 1 month ago

mask2poly(mask) by Kesh Ikuma

Kesh Ikuma

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

mask2poly(mask)

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updated 1 month ago

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

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 1 month ago

clickz by Chad Greene

Chad Greene

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

clickz(varargin)

clickz documentation

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updated 1 month ago

BOBYQA algorithm by Ulrich Römer

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 1 month ago

SaivDr Package by Shogo Muramatsu

Shogo Muramatsu

System object definitions for sparsity-aware image and volume data restoration (image processing, nsolt, ista)

fcn_ksvdsdiclrn(params)

mytest(testCaseStr)

saivdr.dictionary.nsolt.mexsrcs.fcn_AtomConcatenationHori...

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updated 1 month ago

Plane fit by Adrien Leygue

Adrien Leygue

Fits a plane to a set of data points by minimizing the normal quadratic distance (mathematics, optimization, data exploration)

affine_fit(X)

demo.m

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updated 1 month ago

Symbolic Polynomial Manipulation by John D'Errico

John D'Errico

Symbolic polynomial manipulation as an exercise in OOP (symbolic, polynomial, arithmetic)

adjoint(A)

consolidator(x,y,aggregation_mode,tol)

gaussquadrule(n,class,alpha,beta)

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