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updated 2 days ago

gptoolbox by Alec

Alec (view profile)

Useful functions for geometry processing, constrainted optimization and image processing. (geometry, geometry processing, linear algebra)

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updated 14 days ago

Fast 3D/2D Region Growing (MEX) by Christian Wuerslin

A very fast 2D and 3D region growing algorithm implemented in c++. (region growing, 3d, 2d)

RegionGrowing(dImg, dMaxDif, iSeed)

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updated 3 months ago

Air touch mp3player by molay kumar

control your mp3player without touching or pressing any key (image processing, graphics, figure)

air touch mp3 player.m

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updated 4 months ago

Visualization of multi-modal volume segmentation by Pavel Dvorak

Visualize single- or multi-modal 2D or 3D images and corresponding segmentation (image processing, 3d, image)

evalSegmentation(segm,gt,roiMask)

visualize_segmentation(img,varargin)

demo_visualize_segmentation.m

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updated 4 months ago

exploreRGB by Brett Shoelson

Brett Shoelson (view profile)

Simple utility to view all color planes, grayscale, and colorspace conversions of an RGB image. (circularhough_grd_sl, explore rgb color pla..., rgb)

ExploreRGB

ExploreRGB(input, mode,opts)

customGray(imgin,calledFrom)

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updated 5 months ago

SpriteKit Framework by Steve McClure

Framework for designing animated and interactive Sprites and gameplay (sprite, game, graphics)

Interactive Example

Making a simple animation

Physics.hasCollision(sprite1,sprite2)

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updated 5 months ago

Simple color detection by hue by Image Analyst

Image Analyst (view profile)

Detect colored regions in an image via thresholding in HSV color space. (color detection, color, image processing)

SimpleColorDetectionByHue()

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updated 5 months ago

geom2d by David Legland

David Legland (view profile)

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

Demo Medial Axis

Draw Poisson lines

demoExpandPolygon

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updated 7 months ago

implot- image plot by Nikolay S.

Nikolay S. (view profile)

Add markers to an image Matlab "Plot" style (image processing, image annotation, plot)

[maskIcon, fileIconMask]=icon2mask(iconImg, flagSave, fla...

addMarkerLines2Img.m

assignUserInputs(funcParamsNames, varargin)

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updated 9 months ago

RViewer by Tony Davis

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

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updated 12 months ago

Color auto correlogram by Soumyabrata Dev

It generates the color auto correlogram vector for an input color image (color, correlogram)

[positive_count,total_count]=get_n(n,x,y,color,img_no_dit...

correlogram_vector=color_auto_correlogram(I,distance_vect...

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updated 1 year ago

Two-dimensional Variational Mode Decomposition by Dominique Zosso

Variationally decompose a 2D signal into k band-separated modes. (adaptive filter, band separated, bandwidth)

VMD_2D(signal, alpha, tau, K, DC, init, tol)

VMD_2D_test.m

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updated 1 year ago

Dicom Operator - EsmeProcess by Jun Li

Jun Li (view profile)

EsmeProcess functions dicom image operation including viewing, drawing, writing and statistic. (dicom, mask, header)

EsmeProcess Tutorial

[meanGL1, stdGL1, meanGL2, stdGL2, ...

addmenuitems.m

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updated 1 year ago

Binary Image Processing by Tim Seyler

This tool shows some binary image operations within a GUI (image processing, morphology, dilatation)

binary_image_analyze.m

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updated 1 year ago

Hysteresis thresholding for 3D images (or 2D) by Luke Xie

Luke Xie (view profile)

Segments images based dual thresholding with 2D or 3D connectivity neighborhoods. (image processing, hysteresis, 3d)

[tri,hys]=hysteresis3d(img,t1,t2,conn)

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updated 1 year ago

Two-dimensional trilateral filter by Pekka Astola

Filters a grayscale image with the trilateral filter by P. Choudhury and J. Tumblin (trilateral filter, bilateral filter, filtering)

BilateralGradientFilter(...

DetailBilateralFilter(inputImage,adaptiveRegion,...

buildMinMaxImageStack(gradientMagnitude,maxLevel)

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updated 1 year ago

Fast mutual information, joint entropy, and joint histogram calculation for N-D images by ja

ja (view profile)

Built for 'highest possible' speed. Can handle any number of dimensions, given sufficient memory. (joint histogram, joint entropy, nd)

ent(J,K)

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updated 1 year ago

Graphical editor for 1D Bezier polynomials by Brian B

BEZEDIT(ALPHA) draws the graph of a 1D Bezier polynomial or arbitrary degree. (bezier, plot, impoint)

bezedit(alpha, haxes, color, varargin)

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updated 1 year ago

Hiding multiple Text pages into a Color image by Cherma Rajan A

Cherma Rajan A (view profile)

This program can embed/hide maximum of six monochrome Text pages into a Color image without loss. (color, watermarking, text hiding)

HIDING MULTIPLE TEXT PAGES INTO A COLOR IMAGE

altertxt(im_tx1,im_tx2)

extracttxt(im)

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updated 1 year ago

Mix color and black and white in the same picture -custom colormaps by Vijay Swaminathan

This GUI will allow you to take a color image and set regions of it to be black and white. (application, color, image)

ColorMix(varargin)

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updated almost 2 years ago

AdvancedColormap by Andriy Nych

Andriy Nych (view profile)

Performs advaced colormap operations (colormap, plot)

AdvancedColormap(command,varargin)

AdvancedColormapDemo.m

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updated almost 2 years ago

Color Constancy Algorithms (Gray World, White Patch, Modified White Patch, ETC) by Juan

Juan (view profile)

The functions implements several of the color constancy techniques available. (color, constancy, gray world)

colorConstancy(I, algorithm, varargin)

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updated 2 years ago

Active Contours implementation & test platform GUI by Nikolay S.

Nikolay S. (view profile)

Implementation and demonstration of several active contours segmentation methods. (image processing, image segmentation, segmentation)

Active Contours implementation & test platform GUI

ActiveCountorsGUI.m

ActiveContoursWihoutEdges(hObject,mask)

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updated 2 years ago

Digital Vectorscope by Nikolay S.

Nikolay S. (view profile)

Generate a Vectorscope like plot from RGB data. (image processing, color, vectorscope)

assignin_value(name,value)

digitalVectorscope( inRGB, varargin )

fullFileName=filesFullName(inFile, filesExtList, dlgTitle...

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updated 2 years ago

IMPIXEL with FIGURE TOOLS by Divakar Roy

Divakar Roy (view profile)

IMPIXEL_FIGTOOLS Pixel color values with figure tools on. (impixel, image, gui)

ginput_gui(varargin)

impixel_figtools(img)

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updated 2 years ago

GINPUT on GUI (Keeping toolbar features on) & Use of custom pointers by Divakar Roy

Divakar Roy (view profile)

GUI Framework to use GINPUT (keeping all toolbar features on) + Custom pointers for plots and more. (ginput, gui, mouse)

ginput_gui.m

demo_ginput_gui.m

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updated 2 years ago

3D histogram of RGB image by Pavel Rajmic

Creates 3D-histogram from an RGB image in the form of balls within the RGB cube (rgb, image, histogram)

image_hist_RGB_3d(imname,n,gamma)

rgb_noise_image(rows,cols,filename)

demo_image_hist_RGB_3d.m

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updated 2 years ago

Animations by Ankur Pawar

Some animation in MATLAB (animation, graphics, 3d)

[xd,yd]=transform2d(x,y,tx,ty,phi,xr,yr,sx,sy)

epitrochoid(r1,r2,len)

hypotrochoid(r1,r2,len)

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updated 2 years ago

Draw lines with arrows by Sabesan

Sabesan (view profile)

Draw lines with arrows. Multiple optional parameters are given for controlling the arrow and line (draw lines, plot, figure)

draw_line2(p1, p2, varargin)

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updated 2 years ago

Color Checker Chart by Image Analyst

Image Analyst (view profile)

Synthesize a perfect version of the X-Rite Color Checker chart. (image processing, color, bad)

CreateColorCheckerChart.m

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updated 2 years ago

ANIMATOR - animate data by Jiro Doke

Jiro Doke (view profile)

This GUI tool allows you to animate your data with controls for playback speed and looping. (data exploration, animate, movie)

Data Animator

animator(varargin)

animatorApp

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updated 2 years ago

Gabor Filetr GUI by Nikolay S.

Nikolay S. (view profile)

Design apply and learn the Gabor Filter via GUI. (gabor, gabor filters, filter bank)

Gabor Filter GUI

GaborFilterDesighnNik(varargin)

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updated almost 3 years ago

Simple color adjustment sample by Masayuki Tanaka

The color adjustment will be performed, when you pick (click) white pixel. (image processing, color, white balance)

SimpleColorAdjust(varargin)

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updated almost 3 years ago

4D data exploration by Thomas Deneux

Thomas Deneux (view profile)

Navigate through 2D+time or 3D+time data through interactively linked cross-sections, time course pl (data exploration, 4d, crosssections)

fn_4Dview(varargin)

fn_ismemberstr(a,b)

fn_meshclosestpoint(P,p)

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updated 3 years ago

Color Clustering Matlab by GAGAN

GAGAN (view profile)

Computes the clusters of Pixels based upon their color. (color, color matlab, clustering)

binary_quant.m

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updated 3 years ago

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

Dirk-Jan Kroon (view profile)

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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updated 3 years ago

Snake : Active Contour by Dirk-Jan Kroon

Dirk-Jan Kroon (view profile)

Snake Segmentation (Kass et al), 2D/3D including GVF and balloon force (Easy to read code) (snakes, active, contour)

B=SnakeInternalForceMatrix2D(nPoints,alpha,beta,gamma)

B=SnakeInternalForceMatrix3D(FV,alpha,beta,gamma)

ExternalForceImage2D(I,Wline, Wedge, Wterm,Sigma)

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updated 3 years ago

Fetch Hue color by Prashant Somani

This function returns hsv image by entering H,S and V ranges in in function (hsv, image processing, color)

[im_col]=getcolor(imh,h1,h2,s1,s2,v1,v2)

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updated almost 4 years ago

Color segmentation by Delta E color difference by Image Analyst

Image Analyst (view profile)

User draws region and this finds pixels in the image with a similar color, using Delta E. (image processing, color, segmentation)

DeltaE()

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updated 4 years ago

B-spline Grid, Image and Point based Registration by Dirk-Jan Kroon

Dirk-Jan Kroon (view profile)

B-spline registration of two 2D / 3D images or corrsp. points, affine and with smooth b-spline grid. (geometric transformat..., image registration, registration)

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

Dlocal=jacobiandet_transform_2d_double(Ox,Oy,Isize,dx,dy)

E=strain(Ux,Uy,Uz)

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updated 4 years ago

ReversePlot by Jordi Palacin

Jordi Palacin (view profile)

To create a new plot from a scanned image file (data exploration, scanned plot, ocr plot)

reverseplot20.m

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updated 4 years ago

Generate maximally perceptually-distinct colors by Tim Holy

Tim Holy (view profile)

Choose a set of n colors that can be readily distinguished from each other (color, legend, labels)

distinguishable_colors(n_colors,bg,func)

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updated 4 years ago

Viewer3D by Dirk-Jan Kroon

Dirk-Jan Kroon (view profile)

MIP, Color, Slice and Shaded 3D (shearwarp) Volume Rendering, interactive 3D view/measurement GUI (volume render, volume rendering, mip)

B=SnakeInternalForceMatrix2D(nPoints,alpha,beta,gamma)

B=SnakeInternalForceMatrix3D(FV,alpha,beta,gamma)

ErrorData3D(varargin)

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updated 4 years ago

Plot to Bitmap by Dirk-Jan Kroon

Dirk-Jan Kroon (view profile)

Plot lines (and text) directly into a bitmap, including filled polygons. (bitmap, image, text)

I=bitmapplot(x,y,Ibackground,options)

I=bitmaptext(lines,I,pos,options)

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updated 4 years ago

Figure to play and analyze videos with custom plots on top by Joao Henriques

A figure ready to scroll through and play videos. You can also draw any custom graphics on it. (figure, video analysis, video processing)

videofig.m

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updated 4 years ago

Viola Jones Object Detection by Dirk-Jan Kroon

Dirk-Jan Kroon (view profile)

Viola Jones Object detection using OpenCV trained classifiers (opencv, xml, face)

ConvertHaarcasadeXMLOpenCV(filename)

GetIntergralImages(Picture,Options)

HaarCasadeObjectDetection(IntegralImages,HaarCasade,Optio...

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updated 4 years ago

Color Image Histogram by Jeff Mather

Jeff Mather (view profile)

Display a histogram showing the color balance of an image. (color, rgbhist imhist color ..., invalid handle object)

rgbhist(I)

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updated 4 years ago

Spectral and XYZ Color Functions by Jeff Mather

Jeff Mather (view profile)

Label plots with spectra. Convert wavelengths to RGB. Functions for color matching and illuminants. (color, spectrum label color ...)

colorMatchFcn(formulary)

createSpectrum(matchingFcn)

illuminant(theIlluminant)

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updated 4 years ago

Custom-shaped histogram by Image Analyst

Image Analyst (view profile)

Transform an image to have any histogram you want. (image processing, demo, segmentation)

shaped_histogram()

threshold(varargin)

threshold_grayscale_image(original_image, min_threshold, ...

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updated 4 years ago

Image Edge Enhancing Coherence Filter Toolbox by Dirk-Jan Kroon

Dirk-Jan Kroon (view profile)

Advanced 2D/3D noise removal and edge enhancing with anisotropic diffusion filtering ( Weickert ) (scheme, diffusion scheme, diffusion)

CoherenceFilter(u,Options)

D=derivatives(I,option)

I=imgaussian(I,sigma,siz)

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