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updated 2 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 10 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 21 days ago

Plotly | Online MATLAB Graphing by Chris

Publish your MATLAB figures to the web with one line of code. (plot, data export, gui)

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updated 24 days ago

rotationMatrix.zip by Alberto Crivellaro

3D rotation matrix class (rotation, rotation matrix, 3d geometry)

RotationMatrixTest()

RotationMatrix

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updated 1 month ago

sigstar(groups,stats,nosort) by Rob Campbell

Add significance bars and asterisks to various plot types (statistics, plotting, pvalue)

sigstar(groups,stats,nosort)

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updated 1 month 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 1 month ago

PIVlab - time-resolved particle image velocimetry (PIV) tool by William Thielicke

A GUI based tool to preprocess, analyze, validate, postprocess, visualize and simulate PIV data. (water tunnel, aerospace, flow)

nanmin.m

PIVlab_preproc.m

PIVlab_GUI.m

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updated 2 months ago

Fast 'n easy smoothing by Damien Garcia

SMOOTHN allows automatized and robust smoothing in arbitrary dimension w/wo missing values (smooth, curve fitting, image processing)

smoothn(varargin)

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updated 3 months ago

XTICKLABEL_ROTATE by Brian Katz

Rotate XTickLabel to better accommodate long labels and text labels. (annotation, customization, xtick)

xticklabel_rotate.m

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updated 3 months ago

Fitting quadratic curves and surfaces by Levente Hunyadi

Fit ellipses, ellipsoids and other quadratic curves and surfaces to noisy data. (parameter estimation, quadratic curves, quadratic surfaces)

ang2rot(phi, theta, psi)

circlefit(x,y)

eigsm(A,B)

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updated 3 months ago

inputsdlg: Enhanced Input Dialog Box (v2.1.2) by Kesh Ikuma

Predefined dialog box function to accept user inputs of several forms (gui, inputdlg, dialog)

inputsdlg(Prompt, Title, Formats, DefAns, Options)

inputsdlg_demo.m

inputsdlg_demo_contactinfo.m

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updated 3 months ago

PIVsuite by Jiri

package for PIV analysis from a command line (piv, fluid flow, particle image veloci...)

Example 01 - Simple usage of PIVsuite

Example 02 - Standard usage of PIVsuite

Example 03 - Advanced usage of PIVsuite

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updated 5 months ago

Tree data structure as a MATLAB class by Jean-Yves Tinevez

A per-value class that implements a generic tree data structure. (matlab, data structure, tree)

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updated 5 months ago

Mean square displacement analysis of particles trajectories by Jean-Yves Tinevez

A MATLAB class for the mean square displacement analysis of particle trajectories, with a tutorial. (measurement, simulation, statistics)

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updated 6 months ago

Chebfun V4 by Chebfun Team

Numerical computation with functions instead of numbers. (numerical analysis, interpolation, approximation)

A greedy algorithm for choosing interpolation points

A keyhole contour integral

A parameter dependent ODE with breakpoints

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updated 8 months ago

interpmask - interpolate (tween) logical masks by Sven

interpmask interpolates (or tweens) masks to transition smoothly between shapes in masks (mask, interp1, interpolation)

interpmask( varargin )

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updated 8 months ago

SLM - Shape Language Modeling by John D'Errico

Least squares spline modeling using shape primitives (spline, splines, cubic)

slm_tutorial

hermite2slm(harray)

lse(A,b,C,d,solverflag,weights)

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updated 8 months ago

Active geometric shape models by Quan Wang

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

AGSM Canvas

DD=myspline(D,theta)

GI=gaussianBlur(I,s)

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updated 10 months ago

Anisotropic morphological opening by kchrshirai

Anisotropic morphological opening for the denoising of binaly images. (morphology, binary, smoothing)

bwsmooth( I, params )

demo_bwsmooth.m

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updated 1 year ago

quaternion.m by Mark Tincknell

quaternion class, vectorized, converts among rotation representations, numerical Euler propagation (quaternion, rotation, euler)

quaterniondemo( time, sap, DCMin, interval )

quaterniondemo2

quaternion

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updated 1 year ago

Graphical Wrappers by Benoit Charles

Wrappers improve Matlab graphical components. (gui, oop)

AxesWrapper

ControlWrapper

DemoWrapper.m

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updated 1 year ago

2D and 3D Gabor Filter Creators by Frederick Bryan

Can generate 2D or 3D Gabor filter kernels. Parameters enable almost any kernel to be created. (image processing, signal processing, gabor)

slice_slider(invol)

varargout=gabor3_fwb(aspect,theta,bw,psi,sigma,sz)

varargout=gabor_fwb(aspect,theta,bw,psi,sigma,sz)

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updated 1 year ago

Object tracking with an Iterative Extended Kalman Filter (IEKF) by Lucas Chavez

Matlab implementation of Ted Broida's "Estimation of Object Motion Parameters from Noisy Images" (adaptive filtering, iterative extended ka..., iekf)

f_IEKF(OBSn,xest)

f_Movie(X,OBS,name)

f_Observe(X,noise)

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updated 1 year ago

Kehl, a fast (no loop) method to compute MSD by maxime

Kehl computes the mean squared displacements (MSD), with no loop. Fully vectorized code. (msd, mean squared displace..., diffusion)

Kehl(Trajectory)

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updated 1 year ago

UISplitPane - Split a container (figure/frame/uipanel) into two resizable sub-containers by Yair Altman

Split a container (figure/frame/uipanel) into two resizable sub-containers, like Java's JSplitPane (java, gui, gui tools)

uisplitpane(varargin)

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updated 1 year ago

Fast Eigenvalue Computation of Massive 3-by-3 Real Symmetric Matrices by Max W.K. Law

For multiple 3x3 real symmetric matrices, vectorized matrix operations, support GPU computation (3x3 matrix, eigen, eigendecomposition)

eigenvaluefield33( a11, a12, a13, a22, a23, a33)

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updated 1 year ago

TCP/IP Communications in Matlab by Kevin Bartlett

Sends/receives TCP packets using Matlab's Java interface. Now handles matrices and cell arrays, etc. (communications, network, tcpip)

jtcp(actionStr,varargin)

jtcp(actionStr,varargin)

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updated 1 year ago

Performance in object-oriented matlab code by Dimitrios Korkinof

A very simple example to demonstrate an observation of mine regarding the use of classes in matlab. (demo, performance, oop)

F(N)

C1

C1_h

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updated 1 year ago

Simple 3D mesh to web converter by Benjamin I

A simple script to convert a mesh consisting of faces and vertices to an interactive html document. (mesh, x3dom, 3d)

x3mesh(f,v, varargin)

demo1.m

demo2.m

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updated almost 2 years ago

Circle pixel coordinates using mid-point algorithm by Jean-Yves Tinevez

Return the optimal pixel coordinates of a circle, given its center and radius. (image processing, drawing, center)

getmidpointcircle(x0, y0, radius)

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updated almost 2 years ago

Blended 3D poly2mask by Sven

Creates a 3D mask "lofted" or "tweened" (blended smoothly) from a set of planar polygons. (poly2mask, 3d mask, polygon)

blendedPolymask(curves, xVec, yVec, zVec)

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updated almost 2 years ago

2D/3D image segmentation toolbox by Yan Zhang

2D/3D image segmentation using level-set based active contour/surface with AOS scheme (2d3d image segmentati..., levelset, aos)

ac_ChanVese_model(I, phi, smooth_weight, image_weight, ...

ac_GAC_model(g, phi, countour_weight, expansion_weight, ...

ac_SDF_2D(type, dims, varargin)

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updated almost 2 years ago

Rolling statistics by Jean-Yves Tinevez

Convenience utility made to compute descriptive statistics without storing data. (signal processing, image processing, data exploration)

rollingstats

RollingStatsDemo.m

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updated 2 years ago

Focus Measure by Said Pertuz

A function to measure the relative degree of focus of an image. (image processing, focus measure, autofocus)

fmeasure(Image, Measure, ROI)

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updated 2 years ago

cprintf - display formatted colored text in the Command Window by Yair Altman

Displays sprintf-formatted strings in the Command Window using the specified color/underline style (java, desktop, gui)

cprintf.m

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updated 2 years ago

DTI Fiber Tractography (Streamline Tracking Technique) by Chang Chia-Hao

Diffusion MRI, DTI, Fiber Tracking, Diffusion Tensor Calculation, Fiber Visualization (diffusion mri, dti, fiber tractography)

DICOMViewer(varargin)

DiffusionTensorCalculation

DtiSearch.m

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updated 2 years ago

XKCDIFY by Stuart Layton

Redraw existing plots to look like XKCD style plots (plotting, comics, graphics)

xkcdify(axHandle)

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updated 2 years ago

Scalable Vector Graphics (SVG) Export of Figures by Juerg Schwizer

Converts 3D and 2D MATLAB plots to the scalable vector format (SVG). (specialized, plotting, svg)

demo_svg_water

plot2svg.m

simulink2svg

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updated 2 years ago

Active contour platform by olivier bernard

Compare the performance of different level sets and active contours methods. (active contours, image processing, level sets)

Active contour platform

creaseg()

creaseg_bernard(img,init_mask,max_its,scale,thresh,color,...

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updated 2 years ago

Simple Tracker by Jean-Yves Tinevez

Simple multiple particle tracker with gap closing. (tracking, image processing, particle linking)

Test script for the Simple Tracker function

hungarianlinker(source, target, max_distance)

munkres(costMat)

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updated 2 years ago

MATLAB/Simulink for Digital Signal Processing by Won Yang

More MATLAB programs DSP than any books with similar titles to explain things using MATLAB/figures (signal processing, simulation, simulink)

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updated 2 years ago

queryMySQL by Jonathan Karr

Platform independent MySQL database solution with blob support. (data export, data import, mysql)

db2mat(db,indices,imps)

mat2db(fileName,db,indices,imps)

edu.stanford.covert.db.Database

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updated 2 years ago

Violin Plots for plotting multiple distributions (distributionPlot.m) by Jonas

Function for plotting multiple histograms side-by-side in 2D - better than boxplot. (plotting, distributions, histogram)

colorCode2rgb(c)

countEntries(m,isRow, keepNaN)

distributionPlot(varargin)

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updated 2 years ago

plot spread points (beeswarm plot) by Jonas

plotSpread plots distributions of data points, adding jitter to the points to avoid overlap. (distributions, histograms, plotting)

distinguishable_colors(n_colors,bg,func)

isEven(in)

myErrorbar(varargin)

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updated 2 years ago

Circular Statistics Toolbox (Directional Statistics) by Philipp Berens

Compute descriptive and inferential statistics for circular or directional data. (statistics, probability, circular statistic)

circ_ang2rad(alpha)

circ_axial(alpha, p)

circ_axialmean(alphas, m, dim)

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updated 2 years ago

fig- the exact figure size and no white space by Reza

Create publication-quality figures; easily define the figure's size, font of all labels, titles... (figure, fonts, size)

fig.m

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updated 2 years ago

Manual Curve Fit by Henning Francke

Draw line manually over plot and retrieve coordinates (trend line, manual draw, move point)

splinedraw(x)

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updated almost 3 years ago

Making MATLAB Swing More by Malcolm Lidierth

Import of Java Swing GUIs from Eclipse, NetBeans, IntelliJ etc (gui, swing, java)

obj=GXJFrame(target, title, contents, alpha)

GImport

jcontrol.m

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updated almost 3 years ago

PathFinding by Wasit Limprasert

Dijkstra's pathfinding algorithm: computing a shortest path between an initial node to a final node. (pathfinding, optimization, oop)

Edge

Graph

Node

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updated almost 3 years ago

Active Shape Model (ASM) and Active Appearance Model (AAM) by Dirk-Jan Kroon

Cootes 2D/3D Active Shape & Appearance Model for automatic image object segmentation and recognition (asm, active shape model, active shape)

A=imresize3d(V,scale,tsize,ntype,npad)

AAM_2D_example.m

AAM_3D_train_example.m

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