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updated 3 days ago

Feature-Based Image Registration by Brett Shoelson

An interactive app for registering images using a feature-based (computer-vision) workflow (computer vision, image processing, image registration)

expandAxes(hndls,rotEnable)

featureBasedImageRegistration.m

getNewImage(convertToDouble)

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updated 4 days ago

ndwmean by Russell

Up to n-dimensional weighted mean or average of an array with NaN support (weighted mean, weighted sum, weighted average)

ndwmean(array,weights,directions)

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updated 4 days ago

Image Morphology Tutorial by Brett Shoelson

An interactive, animated tutorial that explains image morphology (image processing, image morphology, tutorial)

InitializeImage(rule,shape)

animatedMorphologyTutorial(im,imhandle,morphimhandle,morp...

togglefig(name, clearfig)

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updated 5 days ago

Statistical analysis of fractional order system by block pulse function by Duong Pham

Spectral method for statistical analysis of fractional order system. (control design, simulation, mathematics)

Ad=BIFDfr(T,M,alpha);

Ai=BIFfr(T,M,alpha);

J=stat_Cole1(K);

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updated 5 days ago

Add salt or pepper or random valued impulse noise to image by Sajid Khan

This function add wither salt or pepper or both type or random valued impulse noise to image. (impulse noise, random valued impulse..., image processing)

pepperOrSalt(varargin)

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updated 11 days ago

dicomLUT by Jered Wells

DICOMLUT applies an embedded lookup table to a DICOM image (dicom, imaging, lut)

dicomLUT(filename,varargin)

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updated 11 days ago

Particle Swarm Optimization (PSO) by Pramit Biswas

Searching/Tuning/Optimizing by Particle Swarm Optimization (PSO) method (particle swarm optimi..., pso, particle)

Particle_Swarm_Optimization (Bird_in_swarm, Number_of_qua...

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updated 11 days ago

Adaptive kmeans Clustering for Color and Gray Image. by ankit dixit

Automatically cluster a Color or Gray image. No need for specify number of cluster. (clustering, image segmentation, segmentation)

adaptcluster_kmeans(im)

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updated 13 days ago

Convergent Heterogenous Particle Swarm Optimization by Ngaam

Multi-swarm , convergence analysis, heterogenous search, cooperartion (particle swarm optimi..., heuristic search, convergence)

CHPSO_func(fhd,numIter,param,varargin)

funcRange(fIdx)

objFunc(X, fIdx)

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updated 14 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 17 days ago

MASK2POLY (4/4/14) by Kesh Ikuma

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

mask2poly(mask)

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updated 17 days ago

RViewer by Tony Davis

Image Viewer with Interpolation on Zoom, Multiple Sync (image, display, interpolation)

rview

rviewer

Contents.m

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updated 20 days ago

Particle Swarm Optimization Toolbox by Bhanu Pratap Singh

Vectorized code of Particle Swarm Optimization (optimization, particle swarm optimi..., unconstrained optimiz...)

FoxHoles(x)

ackley(x)

griewank(x)

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updated 20 days ago

DMPSADE by fan qinqin

the procedure of DMPSADE (optimization)

Ackly(Swarm)

Came =CameBack(Swarm)

Ellipsoidal(Swarm)

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updated 25 days ago

Motion blur by pradeep

motion blurred immage (image processing)

motionBlur

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updated 25 days ago

Perspective projection by Adina Stoica

Perspective projection of 3D line onto plane (perspective projectio..., image processing, geometry)

pts=projectLinePerspective(ray,lookAtPt,PLANE)

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updated 25 days ago

Image transformation matrix by Adina Stoica

Find image to camera transformation matrix (camera, image processing, computer vision)

findTransformMatrix(W,H,flen,pan,tilt,roll)

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updated 25 days ago

Camera Tilt and Roll by Adina Stoica

Compute tilt and roll using user-drawn horizon line (camera, image processing)

[tilt,roll]=computeTiltAndRoll(imname,flen)

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updated 25 days ago

Spinning GIF by Adina Stoica

Create a spinning GIF around a 3D model (image processing, 3d, animatedgif)

spinningGIF(fname)

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updated 25 days ago

Animated GIF by Adina Stoica

Really simple code to create animated GIF (animatedgif, image processing)

animatedGIF(fold,fname, delay)

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updated 26 days ago

Access TIFF / TIF stacks - 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 27 days ago

Moving Average Filter (2D) by Ali Jadoon

Apply 2D Moving Average Filter (image processing, audio processing)

[y]=m2_filter(x,hl,vl)

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updated 27 days ago

calc_meshdata by Immanuel Anjam

Calculates the affine transformations for integration in 2D/3D via the unit triangle/tetrahedron. (integration, 2d, unit reference triang...)

[X,W]=inttri(p)

[x,y]=geom(bs,s)

calc_meshdata(dim,p,ef,t)

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updated 28 days ago

The code for solving Wahba's problem by Pieter Reyneke

Code for testing Davenport's (eigen-valued) and Markley's (SVD) solutions to Wahba's problem - 1965 (aerospace, mathematics, optimization)

arrow3D(pos, deltaValues, stemRatio, colorCode)

ccplot3(x,y,z,c,map)

d2e_ypr(dcm, dosymbolic)

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updated 28 days ago

Particle Swarm Optimization Toolbox by Bhanu Pratap Singh

Vectorized code of Particle Swarm Optimization (optimization, particle swarm optimi...)

pop=BoundaryControl(pop,low,up)

pop=GeneratePopulation(popsize,dim,low,up)

pso_nb(fnc,popsize,dim,low,up,epoch)

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updated 28 days ago

Active geometric shape models by Quan Wang

The active geometric shape model is a novel approach for fitting a geometric shape in images. (image processing, mathematics, optimization)

DD=myspline(D,theta)

GI=gaussianBlur(I,s)

R=correctCurve(r,sigma,iter)

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updated 1 month ago

DICOM View by Andrew Bazyk

GUI for viewing DICOM image sets (image processing, image, dicom)

DICOM_View

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updated 1 month ago

Fast 2-D convolution by David Young

Speeds up many 2-D convolutions using the SVD; also finds a fast approximation in other cases. (2d, convolution, filtering)

convolve2(x, m, shape, tol)

exindex(arr, varargin)

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updated 1 month 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)

exindex(arr, varargin)

gradients_n(a, varargin)

gradients_x(x, varargin)

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updated 1 month ago

Noise Level Estimation by Ashish Meshram (Meet)

Single Image Estimate Noise Level (noise level estimatio..., patch, weak texture)

GetFilePath()

NLEstimate(I,ps,maxiter)

directder(H, rps, cps)

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updated 1 month 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 1 month ago

QAV-PET: Quantitative Analysis and Visualization of PET Images by Brent Foster

A Free Software for Quantitative Analysis and Visualization of PET Images (image segmentation, segmentation, image processing)

AP_Segmentation_Parameters(varargin)

AP_segmentation(img, bins, KDthreshold, n, m, smoothing, ...

Fused_SUV(varargin)

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updated 1 month ago

Moving Average Filter by Ali Jadoon

This function applies moving average filter (image processing, audio processing)

[y]=m_filter(x,m1,m2,flag)

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updated 1 month ago

Cubehelix Colormaps by Stephen Cobeldick

Attractive full-color colormaps that also print in grayscale (keeping the sequence information). (colormap, color scheme, color)

cubehelix(N,start,rots,hue,gamma,rng)

cubehelix_find(map)

cubehelix_view(start,rots,hue,gamma,rng)

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updated 1 month ago

GMM-HMRF by Quan Wang

GMM-Based Hidden Markov Random Field for Color Image and 3D Volume Segmentation (image processing, optimization, pattern recognition)

GI=gaussianBlur(I,s)

GMM=get_GMM(X,Y,g)

GMM=get_GMM(X,Y,g)

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updated 1 month ago

HMRF-EM-image by Quan Wang

Implementation of the Hidden Markov Random Field Model and its Expectation-Maximization Algorithm (markov random field, expectationmaximizati..., image segmentation)

GI=gaussianBlur(I,s)

[X mu sigma]=HMRF_EM(X,Y,Z,mu,sigma,k,EM_iter,MAP_iter)

[X mu sigma]=image_kmeans(Y,k)

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updated 1 month ago

Fast Gradient Vector Flow (GVF) by Quan Wang

This package implements the Gradient Vector Flow (GVF) in C++/MEX. (image processing, image segmentation, pattern recognition)

GI=gaussianBlur(I,s)

demo.m

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updated 1 month ago

SaivDr Package by 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

ODE Solver through Galerkin Method by Marcos Cesar Ruggeri

This program solves Ordinary Differential Equations by using the Galerkin method. (differential equation..., ode, galerkin)

[approx,exac,err]=odegalerkin(poly,bc,n)

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updated 1 month ago

find_pareto_frontier by Sisi Ma

This function identifies the pareto frontier of a set of points (assuming smaller values are more (optimization)

[membership, member_value]=find_pareto_frontier(input)

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updated 1 month ago

TV denoising using structural information by Daniil Kazantsev

How to ehance edges of the degraded image A while using information from the image B (image processing, total variation, image fussion)

ImageRecovTV_Struct(u0, magn_gradImR, sigma1, nR1, nR2, i...

TV_StructDemo.m

compile_mex_strtv.m

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updated 1 month ago

lagrange interpolation(Numerical analysis) by Qazi Ejaz

Lagrange Interpolation (Numerical Analysis) (mathematics)

lagrange(x,y,xi)

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updated 1 month ago

sie2mat by Joachim Stallmann

The program sie2mat( SIE 2(to) MATlab ) reads binary SIE files and saves the data as a mat files (data import, image processing, measurement)

convert2vid( vid_data, varargin )

sie2mat( sie_flnme, varargin )

run_sie2mat.m

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updated 1 month ago

JuliaNFireworks 0.1 by Martin Josemaria Vuelta Rojas

Julia set Generator (guide, iamges, fractal)

JuliaNFireworks(varargin)

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updated 1 month ago

Decision Tree and Decision Forest by Quan Wang

This software implements decision tree/forest classifier in C++/MEX. (image processing, pattern recognition, machine learning)

TrainDecisionForest(X,Y,forestPath,forestSize,depth,noc)

[Y,P]=RunDecisionForest(X,forestPath)

demo.m

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updated 1 month ago

DUAL QUATERNION SYMBOLIC TOOLBOX by Hanfucius

can be used for formula deduction represented by dual quaternion algebra (dual, quaternion, symbolic)

av2dq(AV)

dnmult(dn0,dn1)

dq2av(dq)

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updated 1 month ago

Arc-length method by George Papazafeiropoulos

Finds the roots of a function using the arc-length method (arc length method, nonlinear equation, aders)

[R,Q,K]=function1(t)

[R,Q,K]=function2(t)

[f,J]=function3(x)

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updated 1 month ago

Binary tree coding with adaptive scanning order by Ke-Kun Huang

The matlab source code for binary tree coding with adaptive coding(BTCA) algorithm. (image processing)

func_Dec(codeList,i,Tk)

func_Dec_lev(codeList,Tk)

func_Enc(i,Tk)

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updated 1 month ago

Canny edge detection in 2-D and 3-D by David Young

A Canny edge detector for two-dimensional image and three-dimensional volume data. (canny, edge detection, 3d)

canny(im, varargin)

checkattributes(a, classes, attributes)

exindex(arr, varargin)

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updated 1 month ago

Corner Detection by Seyed Mostafa Mousavi Kahaki

Detect Corner Points Using Mean Projection Transform (corner detection, corner detector, harris)

cornerDetection(varargin)

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