FilmFly by Wing

gammawing@163.com (image processing)

FilmFly

Light Field Toolbox v0.2 by Donald Dansereau

A set of tools for working with light field (aka plenoptic) imagery in Matlab (light field, plenoptic, lytro)

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Colormap solarized for level intensity by Tony Roberts

solarized(m) returns an mx3 color map of level intensity. (image processing)

rgb=solarized(m)

FilmSky by Wing

gammawing@163.com (image processing, gui)

FilmSky

translate_cog by anukriti dureha

translation of centre of gravity of a 2d image to the origin. (mathematics, image processing)

translate_cog(pts)

Circle detector by Morisson C

Fast circle detection via linear (matched filter) transform (image processing, signal processing)

circ_ht(img,rmin,rmax,sens,num)

demo.m

3D image rotation by Ningzhi

imrotate_3D rotates image volume A by angle degrees in a counterclockwise direction around its cen (image processing)

[OutMat]=imrotate_3D(InMat,degree)

Region Adjacency Graph (RAG) by David Legland

Computes the graph of adjacent regions in a labeled image (rag, watershed, graph)

demoImRAG

imRAG(img, varargin)

Algorithm Development with MATLAB by Sumit Tandon

Demo files to go with recorded webinar. (data import, gui, image processing)

Find Green Object

Green Object Detection App

BallDetectionGUI(varargin)

barycentric Coordinates by anukriti dureha

barycentric_coordinates will give the coordinates alpha, beta ,gama of the matrix face_point. (image processing, statistics, mathematics)

barycentric_coordinates( face_point,dt )

Meanthresh local image thresholding by Jan Motl

Meanthresh performs a simple local image thresholding. (binarization, local thresholding, image processing)

averagefilter(image, varargin)

meanthresh(image, varargin)

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)

sobelkernel(size, varargin)

Image Acquisition Through Web Cam ( GUI Preview) by Shahid Ali Murtza

Image Acquiring with the help of Matlab GUI(interface with Cam). A configurable CAM!!!. (image processing, gui, imaqhwinfo)

ImCamCaptureShahid(varargin)

Average Filter by Jan Motl

Average filter performs image smoothing with integral image method. (image, smoothing, image processing)

averagefilter(image, varargin)

averagefilterTest.m

Feng local image thresholding by Jan Motl

Feng binarization method is well suited for ill illuminated or stained documents. (binarization, thresholding, local)

averagefilter(image, varargin)

maxfilt2(X,varargin)

minfilt2(X,varargin)

Verification test for bjontegaard2 function by Serge

Displays results of calculation of original bjontegaard and fixed bjontegaard2 functions (image processing, signal processing)

test_bjontegaard.m

Bjontegaard metric calculation (BD-PSNR) by Serge

Bjontegaard metric allows to compute the average distance between two RD-curves (psnr, bjontegaard, bdpsnr)

bjontegaard2(R1,PSNR1,R2,PSNR2,mode)

STEREO IMAGE TRIANGULATION - LINEAR CASE by Bashar Alsadik

Based on collinearity equations, two image triangulation by bundle is implemented. (image processing, geomatics, photogrammetry)

intersectionlinear.m

image intersect.m

3D Voronoi diagram by Name

Given a list of centroids (.txt), it computes the 2D/3D voronoi diagram. (voronoi, image processing)

VoronoiCells.m

Plot color by Giacomo Alessandroni

PLOT_COLOR draws a dotted graph where the color of every point depends by vector P (plot, color, dotted)

plot_color(X, Y, P, ColorStart, ColorEnd, MarkerSize)

IMComp-Image Compression Software by Saurabh Aggarwal

IMComp is an Image Compression tool useful for compressing digital JPG images. (image processing, signal processing, optimization)

IMComp(varargin)

imagecompression.m

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

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

RegionGrowing(dImg, dMaxDif, iSeed)

Reconstruction of image from projections by Algebraic Reconstruction Technique by Shrinivas

Reference: www.dtic.upf.edu/~afrangi/ibi/ReconstructionFromProjections.pdf‎Cached (image processing, medical image process...)

[r,c,padGIMG]=padG(img)

[r,c,padIMG]=padO(img)

[row_sum,col_sum]=calc_sum(Image,rowsize,z)

Standard deviation filter by Jan Motl

Standard deviation filter for images based on integral images. (standard deviation, variance, image processing)

image=averagefilter(image, varargin)

stdfilter(image, varargin)

Histogram distances by Boris Schauerte

Implementation of some commonly used histogram distances (compatible with the pdist interface) (histogram distance, measurement, statistics)

d=chi_square_statistics(XI,XJ)

d=histogram_intersection(XI,XJ)

d=jeffrey_divergence(XI,XJ)

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)

Niblack local thresholding by Jan Motl

A traditional local image thresholding. (local thresholding, niblack, binarization)

image=averagefilter(image, varargin)

niblack(image, varargin)

Blend Color by Giacomo Alessandroni

BLENDCOLOR - Blend two colours specifying the fractional position (color, interpolation, image processing)

blendcolor(from, to, pos)

Sauvola local image thresholding by Jan Motl

Sauvola binarization method is well suited for ill illuminated or stained documents. (image processing, thresholding, binarization)

image=averagefilter(image, varargin)

output=sauvola(image, varargin)

cofficients of fourier series by davood shaghaghi

This function is written to calculate the cofficients of fourier series. (control design, mathematics, image processing)

[]=fs(x,T0,n,type)

Soft thresholding for image segmentation by SANTIAGO AJA-FERNANDEZ

Image segmentation based on histogram soft thresholding (fuzzy, thresholding, image processing)

M2=shiftmat(M1,des)

[S, MG, Nmax]=seg_fuzzy(I,smooth,rgbImage,Nm,Nth,weighted)

minimizationFunction(y,h,x,Nmax)

Optimally Oriented Flux (OOF) for 3D Curvilinear Structure Detection by Max W.K. Law

Optimally Oriented Flux curvilinear structure descriptor (image processing, signal processing, curvilinear)

oof3response(image, radii, options)

Inpaint over missing data in 1-D, 2-D, 3-D,... N-D arrays by Damien Garcia

Y = INPAINTN(X) computes the missing data in the N-D array X. (missing data, extrapolation, interpolation)

inpaintn(x,n,y0)

OpenCV-Matlab by Boris Schauerte

OpenCV-Matlab is a C++ template library to convert between Matlab and OpenCV images (opencv, mex, conversion)

build_opencv_matlab_mex.m

opencv_matlab_mex_demo.m

Efficient Implementation for Spherical Flux Computation (3D) by Max W.K. Law

Fourier domain based analytical compution of 3D multiradii spherical flux responses (active contour models, curvilinear, flux)

fastflux3.m

Enhanced Compressed Sensing Recovery with Level Set Normals by virgnia estellers

Code for compressed sensing recovery of images. (compressive sensing, image reconstruction, image processing)

CS_TV(R, f, uclean, alpha, rd, verb)

CS_TVN_it(R, f, uclean, unormals, alpha, gamma, rd, mu, ver...

Dgraph(image, graphfile)

Max filter by Dhaval Gondaliya

This code is used for max filter (image processing)

maxfilter.m

histogram Equilization by Muhammad Ali Qadar

histogram Equilization without matlab build function (histeq, image processing, matlab)

histequilization.m

SELCTIVE RECURSIVE TEMPORAL FILTER for video denoising by debasish

Simple temporal filter for 3D video denoising based on motion estimation (video denoising, image processing, temporal filter)

recursive_temp(Y)

Imsplit by Jurgen

Split image or matrix into subparts using simple syntax. (image processing, chunk, parts)

imsplit(I,N,DIMS)

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)

Edge Error by Jesus Emilio

Usando detectores de borde como: canny, sobel... etc (image processing, mathematics)

edgeerrorthres.m

JPEG Baseline Encoder by Jorgenhoc

This baseline uses an encoding scheme based on the Discrete Cosine Transform (DCT). (huffman, stuffing, encoder)

huffman_ac(vector_zz)

huffman_dc(dc)

encoder_jpeg.m

detecting blue region by Tarmizi Mohamad

this coding indicate to select the blue region in an image (image processing)

blueSegment =blueSegment(I,handles)

SpinConv by Paolo de Leva

Conversion from a rotation representation type to another (aerospace, image processing, mathematics)

OUTPUT=SpinCalc(CONVERSION,INPUT,tol,ichk)

testSpinConv(testtype, verbose)

SpinConv.m

"April, 2011 Image Processing with MATLAB" webinar demo files by Takuya Otani

MATLAB demo files used in the image processing webinar held on April, 2011 in Japan. (image processing, biotech)

BinaryClose.m

BinaryOpen.m

BinaryOpenClose.m

twimshow - display and quickly switch between input images/ video sequences by Aram

twimshow provides an easy way to quickly compare two or more images or image sequences (imshow, image, video)

twimshow(z, cmap, datasetNames, curImInd)

Livewire (Intelligent Scissors) ROI Creation by Christian Wuerslin

Implementation of the livewire algorithm for intelligent ROI drawing. Can be used instead of ROIPOLY (delineation, livewire, roi)

fLiveWireGetCostFcn(dImg, dWz, dWg, dWd)

please_mex_me

fLiveWireCalcP.m

Multi-Focus Image Fusion in DCT Domain by Mohammad Haghighat

Simulation of two multifocus image fusion methods in DCT domain: 1.DCT+Variance 2.DCT+Variance+CV (image fusion, dct domain, consistency verificat...)

DctVarFusion(im1, im2)

Identification red objects in live video by Oren berkovicth

This function allows to identify red objects in live video, and painting them . (image processing, image segmentation)

redobject(color)