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updated 1 month ago

imshow3D (3D imshow) - new version released: see "imshow3Dfull" by Maysam Shahedi

imshow3D:(3D imshow) Displays 3D images slice by slice.Intensity adjusting & slice browsing by mouse (image processing, gui, 3d image viewer)

imshow3D( Img, disprange )

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updated almost 10 years ago

2D Gabor Filter(Ver1,2,3) by Ahmad Poursaberi

To design 2D Gabor filter and apply it to image. (filtering, gabor filter, image processing)

gaborfilter(I,Sx,Sy,U,V);

gaborfilter(I,Sx,Sy,f,theta);

gaborfilter(I,Sx,Sy,f,theta);

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updated 12 months ago

Fast 2D peak finder by natan

Find local maxima \ peak positions in noisy 2D arrays (peakfind, peak, local maxima)

[cent, varargout]=FastPeakFind(d, thres, filt ,edg, res, ...

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updated 9 years ago

Fingerprint Recognition System by Luigi Rosa

Fingerprint recognition: demo code for performance evaluation (application, fingerprint recogniti..., gabor filter)

deg2rad(ingresso)

codice_au.m

codice_b.m

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updated 2 years ago

Stereo Matching by Wim Abbeloos

A GUI demonstrates an efficient stereo matching algorithm. (stereo, matching, computer vision)

Stereo Matching

polyfit(x,y,n)

stereomatch(imgleft, imgright, windowsize, disparity, spa...

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updated 4 years ago

multimodality non-rigid demon algorithm image registration by Dirk-Jan Kroon

non-rigid 2D and 3D image registration with demon (fluid) algorithm, extended with modality transf. (transforms, nonrigid image regist..., nonrigid)

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

E=strain(Ux,Uy,Uz)

I3=movepixels(I1,Tx,Ty,Tz,mode)

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updated almost 2 years ago

Segmentation by Micael Couceiro

Multiple Image Segmentation using PSO, DPSO, FO-DPSO and exhaustive methods. (segmentation, pso, histogram)

segmentation.m

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updated 1 year ago

Active Contours implementation & test platform GUI by Nikolay S.

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

Active Contours implementation & test platform GUI

ActiveContoursWihoutEdges(hObject,mask)

ActiveCountorsGUI.m

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updated 6 months 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 years ago

image pyramid(Gaussian and Laplacian) by Edward Wiggin

Generate an image pyramid or reconstruct from a pyramid. (image processing, image pyramid, multiresolution)

genPyr( img, type, level )

pyrReconstruct( pyr )

pyr_expand( img )

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updated 1 year ago

Face Recognition Software by Omid Sakhi

Face recognition software using Hidden Markov Models (HMM) and SVD features for education and study. (face recognition soft..., face recognition code, svm)

facerec(filename,myDatabase,minmax)

gendata()

getcam()

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updated almost 4 years ago

Thresholding an image by Image Analyst

GUI with sliders to set a threshold range on an image. Make a binary image. (image processing, threshold, binarize)

threshold(varargin)

threshold_grayscale_image(original_image, min_threshold, ...

demo_script.m

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updated 4 years ago

SimpleColorDetection by Image Analyst

Script to do simple color detection in RGB color space. Finds red objects in the image. (color, color classification, color detection)

SimpleColorDetection()

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updated 6 months ago

Real Time Microphone and Camera data acquisition and audio-video processing by Theodoros Giannakopoulos

This Matlab-code is a demo for real-time audio and image processing. (audio processing, video processing, camera)

realTimeMic(duration, nBlocks, useVideo)

zcr(signal,windowLength, step, fs);

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updated 5 years ago

Chan Vese Active Contours without edges by Yue Wu

Mainly implement three Chan Vese active contour ideas. (image processing, segmentation, active contour)

H=Heaviside(z)

checkstop(old,new,dt)

chenvese(I,mask,num_iter,mu,method)

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updated 1 year ago

Steganography using LSB substitution by Ashish Soni

The term steganography means “cover writing” (image processing, steganography, cryptography)

Steg.m

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updated 1 year ago

Graph Cut for image Segmentation by Amarjot

The code segments the grayscale image using graph cuts. (image processing, signal processing, segmentation)

graphcuts(I,pad,MAXVAL)

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updated almost 4 years ago

Gabor filter by Gao Yang

Generates Gabor filters using bandwidth, aspect ratio, phase, wavelength and angle as parameters. (gabor filter, image processing, gabor filtergabor_exa...)

gabor_example()

gb=gabor_fn(bw,gamma,psi,lambda,theta)

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updated 6 years ago

3D Stereo Disparity by Shawn Lankton

Compute 3D depth map from 2D images (image analysis, stereo, vision)

Luv2RGB(luvim)

RGB2Luv(im)

edison_wrapper(rgbim, featurefun, varargin)

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updated 3 years ago

RANSAC algorithm with example of finding homography by Edward Wiggin

RANSAC algorithm with example of line fitting and finding homography of 2 images (image processing, ransac, line fitting)

findHomography(pts1,pts2)

genRansacTestPoints( ptNum,outlrRatio,inlrStd,inlrCoef )

randIndex(maxIndex,len)

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updated 4 years ago

Image segmentation using statistical region merging by Sylvain Boltz

Very simple and fast image segmentation code using statistical region merging. (image processing, image segmentation, clustering)

[maps,images]=srm(image,Qlevels)

srm_getborders(map)

srm_imgGrad(I)

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updated 7 months 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 almost 9 years ago

Character Recognition Example (I&II): Pre-processing of Image by Tan Chin Luh

This demo shows some examples for image pre-processing before the recognition stage. (application, image processing, character recognition)

char1.m

char2.m

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updated 3 years ago

Face Recognition System Using Kekre Transform by Pavan Bhat

This code will provide you with feature extraction using Kekre Transform for Face Recognition. (image processing, face, face recognition syst...)

Face(varargin)

[]=olc1()

olc.m

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updated 2 years ago

JPEG Compression (DCT) by Vinay Kumar Tadepalli

JPEG compression using Discrete Cosine Transform Technique (image processing, simulation, signal processing)

dct1.m

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updated 3 years ago

Fingerprint matching algorithm using shape context and orientation descriptors by Joshua Abraham

Fingerprint matching code using a hybrid descriptor. EER < 1% (approx. 0.75%) on FVC2002 Db1_A. (fingerprint, fingerprint matching, fvc2002)

...

FindOrient(img, x, y)

FindTheta(img, x, y, CN)

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updated 7 years ago

Shape Recognition by Ahmed Samieh

differentiate Square, Rectangular, Circle from others (image analysis, shape properties, analysis)

Classify(ImageFile)

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updated 10 months ago

3D Slicer by David Legland

Slicer for exploring 3D images (grayscale, color or vectorial) through planar or 3D slices. (slice, viewer, 3d)

computeSliceRGB(slice, displayRange, lut)

createRGBStack(img1, img2, img3)

cropStack(img, box)

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updated 1 year ago

Medical Image Processing Toolbox by Alberto Gomez

Classes and functions for N-dimensional medical image processing, inspired by ITK (image processing, data export, data import)

[img info]=read_mhd(filename)

circle3DMesh(c,r,d,varargin)

coneImage(points_axis, points_side, ref_im)

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updated 6 days ago

Geometric measures in 2D/3D images by David Legland

Measure of geometric parameters in 2D or 3D images (surface area, perimeter, Euler Number...) (image analysis, particle analysis, region properties)

angle3Points(varargin)

angle3d(varargin)

anglePoints3d(varargin)

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updated 4 years ago

Image Edge Enhancing Coherence Filter Toolbox by Dirk-Jan Kroon

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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updated 3 years ago

Color segmentation by Delta E color difference by Image Analyst

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 8 years ago

Automatic Image Registration using (Normalized) Mutual Information for users of IP toolbox by Kateryna Artyushkova

Rigid (translation and rotation) automatic registration of images using normalized mutual informati (geometric transformat..., image registration, automatic image regis...)

[h,im_matched, theta,I,J]=image_registr_MI(image1, image2...

h=MI2(image_1,image_2,method)

h=joint_h(image_1,image_2)

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updated 3 years ago

image mosaic using SIFT by Edward Wiggin

Automatic image mosaic using SIFT, RANSAC and homography. (image processing, image mosaic, sift)

appendimages(image1, image2)

findHomography(pts1,pts2)

imMosaic.m

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updated almost 4 years ago

Color Image Histogram by Jeff Mather

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

rgbhist(I)

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updated 2 years ago

Image Processing GUI by Theodoros Giannakopoulos

A simple GUI with basic image processing functionalities. (image processing, gui, color filtering)

Image Processing GUI

changeBrightness(RGB, brightness, contrast)

filterColors(RGB, T1, T2, T3,nPoints)

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updated almost 3 years ago

Rubik's Cube Simulator and Solver by Joren Heit

This program simulates, manipulates and solves all rubik's cubes. Includes webcam recognition. (rubik, cube, game)

GetCorners(R,varargin)

GetCorners2(R)

GetEdges(R,varargin)

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updated 28 days ago

Reversi by Masoud Hosseiny

Reversi game application for MATLAB (reversi, board game)

Reversi

[x,y]=ComFun1(board,PossibleMove)

[x,y]=ComFun2(board,PossibleMove)

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updated 2 years ago

Video Sudoku Solver by Teja Muppirala

Solves a sudoku with a web camera and then displays it while tracking the original video feed. (video processing, sudoku, image processing)

drawsudoku(M)

identifynumbers_fun(pts,Pnew,NT,IBW)

mysudokusolver(filename)

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updated 6 years ago

GrowCut Image Segmentation by Shawn Lankton

GrowCut Image Segmentation for binary segmentation, implemented in Matlab/C++ with mex (morphology, segmentation, computer vision)

growcut(img, labels)

growcut_test.m

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updated 3 years ago

Retinal Blood Vessel Extraction by Athi

Extracts blood vessels from a retina image using Kirsch's Templates (image processing, medical imaging, retina)

VesselExtract(inImg, threshold)

Main.m

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updated 9 months ago

Face Detection System for MATLAB 2013a by Omid Sakhi

Face Detection using Gabor feature extraction and neural network (face detection, object detection, neural networks)

create_gabor

create_net

draw_rect (in,w)

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updated 26 days ago

Plate_recognation.zip by Oren berkovicth

Yellow License Plate Recognition (image processing, image analysis, image segmentation)

Numcorrel(varargin)

Recar

[RgbPlat]=LocatPlat(RGBimage,NumColor)

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updated almost 9 years ago

Image Restoration by Prateek Garg

Restore images degraded due to degradation factors such as motion blur and noise. (application, image restoration, degrade)

EstAngle(ifbl, expertstatus, handle)

EstAngle(ifbl, expertstatus, handle)

EstLen(ifbl, THETA, expertstatus, handle)

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updated 3 years ago

Fingerprint Minutiae Extraction by Athi

This program extracts ridges and bifurcations from a fingerprint image. (image processing, fingerprint, minutiae)

Minutuae_Extraction.m

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updated 6 years ago

Fourier Mellin Image Registration by Robinson Laundon

An implementation of Fourier Mellin Phase Correlation for Image Registration (geometric transformat..., image registration, image registration fo...)

RegnisterFourierMellin()

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updated 2 years ago

Interactive DICOM 3D Viewer by Eric Johnston

Viewer allows user to look through cross sections of a dicom image set. (dcm, dicom, 3d viewer)

Interactive DICOM 3D Viewer

dcm3DViewer

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updated 1 year ago

MAGIC - MATLAB Generic Imaging Component by Mark Hayworth

Tutorial GUI to demonstrate basic functionality of various controls on the GUI (image processing, demo, gui)

MoveMask(varargin)

magic_gui(varargin)

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updated 3 months ago

Fast Bilateral Filter by Kunal Chaudhury

Fast O(1) implementation of the bilateral and the joint (or cross) bilateral filter. (bilateral filter, nonlinear diffusion, edgepreserving diffus...)

maxFilter(inImg , w)

shiftableBF(inImg, sigmaS, sigmaR, w, tol)

shiftable_jointBF(inImg, rangeImg, sigmaS, sigmaR, w, tol)

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updated 3 years ago

Spatial Fuzzy Clustering and Level Set Segmentation by ABing

Integrating spatial fuzzy clustering with level set methods for automated medical image segmentation (adaptive clustering, medical image segment..., level set methods)

SFCM2D.m

[imgls,opts,sls]=FCLSM(img,imgfcm,beta)

[imgls,sls]=fuzzyLSM(img,imgfcm,beta)

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