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)

Drive the induction motor with minimum losses by KATHIM Alrifai

Loss Minimization in Induction Motor Drives Using Genetic Algorithms (control design, optimization, mathematics)

Drive The Induction motor with Minimum Losses

FindCirclesGUI by Brett Shoelson

Launches a GUI environment for the detection of circles in an image. (circle detection, imfindcircles, find circles)

FindCirclesGUI

expandAxes(hndls,rotEnable)

imgformats(augment)

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

Joint entropy and histogram calculation for 3D+ images by ja

Reasonably fast. Build for any number of dimensions. (joint histogram, joint entropy, 3d)

ent(J,K,t,xyz)

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)

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)

Fast 2D peak finder by natan

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

[cent, varargout]=FastPeakFind(d, threshold, filt ,edg, fid...

DWT - SVD robust and secure watermarking scheme by Chez

Watermarking scheme based on DWT and SVD techniques. (watermarking, tamperproofing, steganography)

DWT - SVD robust and secure watermarking scheme

eegplot by Ikaro Silva

Uses scattered data points to interpolate pixel values of a head image. (medical, eeg, interpolation)

[z,map]=eegplot(mag,ch,unorm,ch_disp,method,color_res)

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

AdvancedColormap by Andriy Nych

Performs advaced colormap operations (colormap, plot)

AdvancedColormap(command,varargin)

AdvancedColormapDemo.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)

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)

...

...

...

Multi-Focus Image Fusion in DCT Domain by Mohammad Bagher Akbari Haghighat

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

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)

Image Index Analysis GUI by Aristidis Vaiopoulos

This GUI measures the image quality/error between 2 or more images (original,test1/test2/.../testn). (gui, image index, index analysis)

bias3d(x, y, ws, absval)

bias_fs(x,y,ws,absval)

ccc3d(x, y, ws)

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)

Fast morphological reconstruction of large logical masks. by Sven

MATLAB's imreconstruct is slow for large 3D logical masks. bwreconstruct is a faster replacement. (imreconstruct, bwselect, logical)

bwreconstruct(marker, mask, conn)

4D Volume Visualization by Joshua Stough

4D (3D+1) volume visualization with windowing, custom colormaps, and component selection (4d, vectorvalued volumetr..., visualization)

vis4d(I, mycmaps, figName)

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

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 )

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)

Dilation without using imdilate by shivangi patel

code works perfectly on any binaryimage. (image processing, binary image, morphological image p...)

dilclg.m

face detection based doorbell (gmail n facebook) by Nishant Kumar

you can see the faces of the peoples who are on your doors using g mail n Facebook! (face detection, image acquisition, image processing)

faceOnFB_Gmail.m

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)

Steganography using LSB substitution by Ashish Soni

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

Steg.m

Straighten image by Jan Motl

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

horizon(image, varargin)

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)

PTVlab (Particle Tracking Velocimetry - lab) by Phantom2040

A GUI based tool to preprocess, analyze, validate, postprocess, visualize and simulate PTV data. (gui, particle tracking vel..., flow)

(nn(:,1)<1)|(nn(:,1)>n)|(nn(:,2)<1)|(nn(:,2)>m); nn(L,:)...

PTVlab_detection (in,roirect,submean,gaussdetecmark,corrthr...

TrackID=lagranpath(resultslistptv)

Point Processing Techniques without using inbuilt functions by yagnesh

computes image negative,basic thresholding,contrast stretching,graylevel slicing with/without back (graylevel slicing, thresholding, global thresholding)

point_procce.m

SegmentTool: An Interactive GUI for Segmenting Images by Brett Shoelson

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

SegmentTool

cellfind(z)

createButtonLabel(string,varargin)

Averaging Filter without using imfilter by yagnesh

Filters the image nicely without using imfilter (gaussian noise, gaussian filter, averaging filter)

avgfilt.m

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)

image zooming by Shitanshu desai

any image can be zoomed by any replication factor. (image processing)

zoom.m

James Stein Type Center Pixel Weights for Non-Local Means by Yue Wu

This code implements the James Stein type shrinkage estimation for non-local mean denoising. (image denoising, statistical shrinkage, adaptive algorithm)

NLM_JSCPW(NoisyImg,PatchSizeHalf,SearchSizeHalf,Sigma,Block...

exploreRGB by Brett Shoelson

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

ExploreRGB

ExploreRGB(input, mode,opts)

expandAxes(hndls,rotEnable)

Mean shift pixel cluster by Yue Wu

This toy code implements the classic and basic pixel clustering using mean shifts (image processing, clustering, statistics)

meanShiftPixCluster(x,hs,hr,th,plotOn)

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)

imArea(img, varargin)

imAreaDensity(img, varargin)

imAreaEstimate(img, varargin)

MATLAB Quiz by Khuhed

MATLAB Quiz (100 Questions) (control design, image processing, signal processing)

MATLAB Quiz

Gaussian FIlter in Frequency Domain by Kushal Khandelwal

This filter use to create a Gaussian Filter to be used in frequency domain filterin. (image processing)

gaussian.m

March 2013 Japanese webinar "Introduction to Image Processing and Computer Vision with MATLAB" by Masa Otobe

Script used in the Japanese webinar for image processing and computer vision held on Mar. 01, 2013. (demo, image processing, computer vision)

S1_1_Index.m

S1_2_Thresholding_morph_coin_rice.m

S1_3_filtering.m

MAGIC - MATLAB Generic Imaging Component by Mark Hayworth

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

MoveMask(varargin)

magic_gui(varargin)

Bot controller by Suvayan Nandi

This code detects red green blue and white as LEFT, RIGHT, STRAIGHT and STOP respectively from video (robot, image processing, automotive)

bot_controller.m