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)

JPEG Baseline Encoder by Jorgenhoc

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

Easy 'n fast smoothing for 1-D to N-D data by Damien Garcia

SMOOTHN allows automatized and robust smoothing in arbitrary dimension w/wo missing values (image processing, signal processing, statistics)

smoothn(varargin)

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

Light Field Toolbox v0.1 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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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)

Valcolor by Jurgen

Apply color CLR to colormap entry pertaining to value VAL. Either scaled or indexed figure. (color, colormap, intensity)

valcolor(varargin)

Birthday Cake by Amol Mahurkar

This code bakes a birthday cake for someone special to whom you wanna surprise on his/her birthday (image processing, gui, mathematics)

Birthday_gift()

Calculation of CT MTF and NPS using the ACR accreditation phantom by Saul

This code enables measurements of CT MTF and NPS from images of an ACR accreditation phantom. (computed tomography, ct, modulation transfer f...)

SliceBrowser(varargin)

mtfcalc.m

npscalc.m

Imagine by Christian Wuerslin

4D/3D image visualization and evaluation GUI. (3d, evaluation, image analysis)

OptimalColor(iNBins)

fEvalLineFWHM(SData, sSelectionType, hTexts)

fEvalROIMean(SData, hTexts)

VMAT QA by James Kerns

Analyzes VMAT quality assurance EPID images for routine Varian linac QA. (image processing, medical physics, vmat)

LoadOrSetPref(preferencegroup,preference,default,isGUIobjec...

VMAT(varargin)

VMAT_settings(varargin)

nanmedfilt2 by Roman Voronov

This MATLAB function performs median filtering of the matrix A in two dimensions while ignoring NaNs (medfilt2 nan median f..., image processing)

nanmedfilt2(A, sz)

apply2VideoFrames by Nikolay S.

Apply any image processing function applied to all frames of input video. (avi, graphics import, processing)

assignin_value(name,value)

fileNamesList=filesListFromInput(inputsList, flagGUI, files...

fileNamesList=folderFiles(foldersList, nFolderDepth, filesF...

K means clustering for Image Compression by Vinay Kumar Tadepalli

K-means clustering is a popular vector quantization method for data compression. (image processing, demo, mathematics)

Kmeans_Pre_Post.m

kmeans_clustering.m

Image_kmeans_main.m

Validation Toolbox (Performance Metrics for Remote Sensing Data and Climate Model Simulations) by HRL

Performance Metrics for Evaluation of Remote Sensing Observations and Climate Model Simulations (image processing, measurement, modeling)

ValidationFunction(simulated, observed,trr)

ValidationToolbox.m

imshow3D (3D imshow) by Maysam Shahedi

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

imshow3D( Img, disprange )

binning a point cloud, 3D scattered data, in the X-Y plane by Stephan Koehler

Take a set of XYZ points, and returns average Z values for corresponding bins in X & Y planes. (image processing, signal processing, statistics)

binXYZonXY( x_bin_edges, y_bin_edges, x, y, z, flag4std, to...

Probabilistic Non-Local Means by Yue Wu

This code implements the probabilistic non-local means algorithm for image denoising. (kernel estimation, denoising, signal processing)

PNLM(ObsImg,PatchSizeHalf,WindowSizeHalf,EstSigma,RhoSq)

Colormaps compatible with red-green color perception deficiencies by Matthias Geissbuehler

Colormaps for displaying data compatible with red-green color perception deficiencies (colormap, colormaps, linearincreasing brig...)

cmap=ametrine(n,varargin)

cmap=isolum(n,varargin)

cmap=morgenstemning(n,varargin)

kmeans by wang

kmeans algorithm complement (image processing, statistics)

kmeans(X,k)

imtool3D by Justin Solomon

This is a image slice viewer with built in scroll, contrast, zoom and ROI tools. (image processing, medical imaging, 3d images)

imtool3D

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

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

colorConstancy(I, algorithm, varargin)

IEF, Image enhancement factor by Suraj Kamya

Image enhancement factor (ief, image enhancement fac..., image processing)

[out]=IEF(orgimg,nimg,dimg)

Simulation of DCT, Walsh, Hadamard, Haar and Slant transform using variable block sizes by Cavin Dsouza

Performs non sinusoidal image transforms on gray-scale images and DCT using the dct matrix. (image processing, image compression)

H=haarmtx(n)

dstmtx(n)

getg(i)

BER, Bit error rate by Suraj Kamya

Bit Error Rate (ber, bit error rate, quality measure)

[out]=Biter(orgsig,exsig)

TAF,Tamper Assessment Function by Suraj Kamya

Tamper Assessment Function (taf, tamper assessment fun..., quality measure)

[T]=TAF(w,wex)

PSNR, Peak Signal to Noise Ratio by Suraj Kamya

Peak Signal to noise ratio (psnr, peak signal to noise ..., quality measure)

[out]=PSN(orgimg,mimg)

MATLAB to Point Cloud Library by Peter Corke

matpcl is pure MATLAB code that allows interfacing with the Point Cloud Library (PCL) tools (data import, image processing, pcl)

loadpcd(fname)

lspcd(name)

lzfd(in, outlen)

Straighten image by Jan Motl

The function finds the document orientation. (image, horizon, tilted)

horizon(image, varargin)

Basis Images generation of 4*4 order of DCT, DST, Walsh, Hadamard , Haar and Slant by Cavin Dsouza

Generates 4*4 order basis images of sinusoidal and non sinusoidal transforms (image processing)

H=haarmtx(n)

dstmtx(n)

getg(i)

Enhanced Dicom Viewer by Yi Sui

A enhanced version of DICOMViewer (gui, dicom, image processing)

DICOMViewer(varargin)

draggable(h,varargin)

dragdemo.m

Speckle Noise Reduction in Ultrasound Images by Ashish Meshram (Meet)

This project implements various filters for Speckle Noise Reduction in Ultrasound Images. (image processing, wavelet, butterworth filter)

GetFilePath()

Preprocess(I)

dftuv(M, N)

Add an ROI toolbar to your figure by Yi Sui

This function adds an ROI toolbar to your figure. (roi, image processing)

addRoiToolbar(fig)

draggable(h,varargin)

imdisp(I, varargin)

Finds edges in a binary image by Nazar Petruk

Function "EDGE2" is an alternative to function "EDGE". Function is compact and fast. (image processing)

edge2(IN)

CellSort by Eran Mukamel

Toolbox for automated sorting of cellular calcium signals from optical imaging data. (independent component..., signal processing, image processing)

CellsortApplyFilter(fn, ica_segments, flims, movm, subtract...

CellsortChoosePCs(fn, mixedfilters)

CellsortFindspikes(ica_sig, thresh, dt, deconvtau, normaliz...

MATLAB for CUDA Programmers by Daniel Armyr

This is the code used during the MATLAB for CUDA Programmers webinar (gpu, parallel computing to..., image processing)

whitebalance(imageData)

whitebalance(imageData)

whitebalance(imageData)

Noise adaptive fuzzy switching median filter for salt-and-pepper noise reduction by xu jinsheng

a NAFSM filter for effective removal of salt-and-pepper noise is presented. (image processing, fuzzy reasoning, histogram)

NAFSM(x)

Tapering of 2D matrices by Christian Jensen

Performs gradual tapering of matrices (image processing, signal processing, statistics)

mattaper(X,tf,w,s)

SegmentTool: An Interactive GUI for Segmenting Images by Brett Shoelson

Interactively find the best approach to segmenting (masking) your image (app, image, gui)

cellfind(z)

createButtonLabel(string,varargin)

distributeObjects(nobjects,startpos,endpos,gap,warnoff)

Color-balance demo with GPU computing by Kye Taylor

Use GPU in MATLAB to perform white-balance operation to input image. (graphical processing ..., gpu, high performance comp...)

whitebalance(imageData)

whitebalance_cuda(imageData)

whitebalance_gpu(imageData)

Polar Onion Peeling by natan

Apply polar onion peeling method for analyzing velocity map imaging (VMI) data. (onion peeling, physics, chemistry)

s=POP(im,RT)

Brain Message v 1.0 to write secret messages into fMRI by Vanessa

Write secret messages in fMRI data to be uncovered with independent component analysis (fmri, ica, independent component...)

BrainMessage(message,outname)

Image Sample cropping tool by Vignesh Ramkrishnan

This is a script which enables you to interactively crop image samples from a directory of images (image processing, computer vision, machine learning)

imcrop_tool(dirname,output_path)

Bradley local image thresholding by Jan Motl

A fast an well performing local image thresholding method. (binarization, local thresholding, image processing)

bradley(image, varargin)

image=averagefilter(image, varargin)

Magic kernel resizing by Jan Motl

The “magic kernel” is a method of resampling images that gives clear results free of artifacts. (image processing, shrinking, enlarging)

output=magickernel(image, varargin)