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updated 8 hours ago

2-D Fast DOST Decompotion and Reconstruction by Yanwei Wang

This is the 2-D Fast DOST Decomposition and reconstruction. The computational complexity is O(NlnN) (image processing, signal processing, mathematics)

DOST_1D_CON(D_input)

DOST_1D_DEC(S_input)

DOST_2D_CON(DOST_2D_Coeff)

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updated 1 day ago

Dynamics of Some Classical System Models by Howard Wilson

Animated response of some classical systems. (mechanical modeling, mathematics, animated response)

[Y,T,X]=strngwave(t,x,xd,yd,len,a)

[r,errmax]=beszeros(n,k,iter)

[t,x,y,r]=beamwave

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updated 1 day ago

Diffeomorphic Log Demons Image Registration by Herve Lombaert

Simple matlab code for 2D and 3D image registration using the diffeomorphic log-demons algorithm (image processing, image registration, 2d)

compose(ax,ay,az, bx,by,bz)

demons

demons

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updated 1 day ago

MRiLab v1.2 by Fang Liu

A Numerical Simulation Platform for Magnetic Resonance Imaging (MRI) (medical imaging, medical, mri)

ADCRadial.m

AboutMRiLab(varargin)

About_MU(varargin)

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updated 1 day 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 2 days ago

Hydraulic Valve Parameters From Data Sheets and Experimental Data by Steve Miller

Models and white paper on obtaining realistic parameter values from data sheets and measured data. (hydraulic, valve, optimization)

...

...

...

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updated 2 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 3 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 3 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 3 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 4 days ago

Complex Zeros of Functions by Howard Wilson

Complex zeros of a function of z=x+i*y are computed using graphics and Muller's method. (mathematics, complex variables, zeros of nonlinear fu...)

[Zeros,Fzeros]=muller(fn,nprev,maxit,ep1,ep2,fnreal,Zeros)

[rts,frts,rtsm,frtsm,func]=interact(func,xlim,ylim)

f=zetac(x)

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updated 5 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)

[C]=K_Means(X,M,D)

[Class_IDS]=Class_IDs(NC,NS);

[K]=Kernel(X,C)

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updated 5 days ago

MatrixUser v2.1.1 by Fang Liu

A Multi-functional, GUI-based Program for Image (Matrix) Processing and Analysis (image processing, image analysis, medical)

About_MU(varargin)

Flag=MU_load_matrix(matrixName, matrix, newWindowOpenFlag)

MU_3D_Render(varargin)

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updated 9 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 9 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 9 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 10 days ago

Image Measurement Utility by Jan Neggers

Interactive tool allowing the measurement of distances, radii, and angles in images (image processing, measurement, microscope)

measuretool(varargin)

Image Measurement Utility

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updated 10 days ago

Directional Discrete Cosine Transform and Principal Component Analysis based Image Fusion by VPS Naidu

Image fusion by DDCT and PCA: A hybrid imafe fusion algorithm (image fusion, image processing, pca)

DDCT.m

DDCTIFav.m

DDCTIFek.m

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updated 11 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 12 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 13 days ago

Vibration Modes of an Elliptic Membrane by Howard Wilson

Elliptic membrane frequencies and mode shapes are analyzed using Mathieu functions. (mechanical modeling, mathematics, vibration modes)

[a,c,v]=matue(q,order,ftype,ntrms)

[f,args]=Mc1v(z,m,q,ntrms)

[f,args]=Mc2v(z,m,q,ntrms)

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updated 15 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 15 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)

Image_Projection(T,M,Eigenfaces )

PCA_Core(Tr,M,dimensions)

PCA_NEW(Tr,Ts,TrNum,TsNum,dimensions,sno)

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updated 15 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 16 days ago

Pareto Set by Yi Cao

find the pareto set from n points with k objectives (optimization, multiobjective optimi..., pareto set)

membership=paretoset(X)

paretoset_examples.m

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updated 16 days ago

Lotka-Volterra Predator Prey Model by James Adams

Plots a phase portrait and time series of the Lotka-Volterra model (predator, prey, runge kutta)

LotkaVolterra_JA

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updated 17 days ago

SIFT KEY POINT DETECTOR IN MATLAB by Hossein

finds the key points in SIFT algorithm (image processing, image registration, image analysis)

exterma=key_points(I)

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updated 17 days ago

Normalize columns of matrix to unit lenght by Kamlesh Pawar

Usage : Takes 2D-matrix x and returns y such that each columns of y have unit length (signal processing, image processing, image analysis)

normalize_column(x)

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updated 18 days ago

geom2d by David Legland

Geometry library for matlab. Performs geometric computations on points, lines, circles, polygons... (geometry, computational geometr..., display)

InterX(L1,varargin)

angle2Points(varargin)

angle3Points(varargin)

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updated 18 days ago

Remove ghosts from binarized images by Jan Motl

This method removes speckles in the binarized images. (binarization, thresholding, image processing)

averagefilter(image, varargin)

bradley(image, varargin)

deghost.m

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updated 18 days ago

Another Particle Swarm Toolbox by Sam

Implementation of a PSO algorithm with the same syntax as the Genetic Algorithm Toolbox. (optimization, particle swarm, pso)

...

...

...

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updated 18 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 19 days ago

imoverlay by Matt Smith

Create a color overlay of two images. Allows transparency and thresholding. (overlay, medical, image processing)

imoverlay(B,F,climF,climB,cmap,alpha,haxes)

imoverlay_tool

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updated 19 days ago

DMPSADE by fan qinqin

the procedure of DMPSADE (optimization)

Ackly(Swarm)

Came =CameBack(Swarm)

Ellipsoidal(Swarm)

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updated 23 days ago

xyimagesc.m by Anthony Bathgate

Same as imagesc but works when X and Y are not evenly spaced. (image, imagesc, imagescnan)

xyimagesc( X, Y, C, varargin )

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updated 23 days ago

Motion blur by pradeep

motion blurred immage (image processing)

motionBlur

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updated 23 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 24 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)

[c,lg]=paretopoint5(lg,figura)

buildlgstruct5.m

classbypreference5.m

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updated 24 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 24 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 24 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 24 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 25 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 25 days ago

EzyFit 2.42 by Frederic Moisy

A free curve fitting toolbox for Matlab (approximation, interpolation, curve)

[eqml,param]=eq2ml(eq,xvar)

delseldata

findword(inputstr,delim)

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updated 25 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 25 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 26 days ago

Scale bar for 2D axes by Amanda

Creates a scale bar in a 2D axes. The length, location and colour of the scale bar are customisable. (scalebar, axis, graphics)

scalebar(varargin)

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updated 26 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 26 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 26 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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