Code for calculating root mean squared error for data by Kamlesh Pawar

This is a simple code which accurately calculates RMS error for real or complex data. (image processing, signal processing)

[er]=rms_error(A1,A2)

Histogram Equalization by Devinder

this file implements histogram Equalization on an image (image processing, signal processing, computer vision)

histeq.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)

Comparison between unipolar and bipolar digital transmission by SBAIH Nizar

this M-file gives you the performance of a bipolar transmission over a unipolar transmission. (image processing, signal processing)

Bipolar_vs_Unipolar.m

Bregman Cookbook by Jerome Gilles

This toolbox provides signal/image/3D processing based on Bregman Iterations (signal processing, bregman, sparse)

R=AddCurveletArray(A,B)

R=AddFrameletArray(A,B)

R=ShrinkComplexCurvelet(A,tau)

Empirical Wavelet Transforms by Jerome Gilles

This toolbox proposes the original implementation of Empirical Wavelet Transforms (signal processing, image processing, mathematics)

AnglesLocalMax(f,N)

AnglesLocalMaxMin(f,N)

Angular_sector(theta,radius,theta0,theta1,r0,r1,gammaw,Dthe...

Add Visible Line over Images (Modifed Version of the one in Doug's MATLAB Video Tutorials) by Anand P

This is a modified version of the one shared in Doug's MATLAB Video Tutorials (image processing, signal processing, data export)

cursorLine(x,y,innerThickness, outerThickness)

PCA by Devinder

this implements the PCA algorithm. User can choose/input the no.of features in the reduced Dataset. (pca, image processing, computer vision)

featureNormalize(X)

pca(X,n)

main.m

Simulink Support for Kinect by Takashi Chikamasa

Simulink Support for Kinect is a set of Simulink blocks interfaced with OpenNI and Kinect SDK. (image processing, instrument driver, demo)

checkDeviceBlock(model, maskType)

checkIMAQBlock(model, blk)

corner_detection_viewer(block)

Contour detection by CORF operator by George Azzopardi

The CORF contour operator is based on a computational model of a simple cell in visual cortex. (edge detection, contour detection, visual cortex)

CORF(I, sigma, t)

HybridVel by Pratik Chhatbar

Improved blood velocity measurements with a hybrid image filtering and iterative Radon transform (red blood cells, rbc, radon transform)

hybridvel(inputimg,showimg,saveimg,delx,delt,hi,lineskip,xr...

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...

Reading Philips MR Physiolgy logfiles by Paul Groot

ReadPhilipsScanPhysLog.m reads Philips scanphyslog files, which are created by Philips MRI scanners. (mri, philips, physiological)

ReadPhilipsScanPhysLog(filename, channels, skipprep)

Zernike Moments by Amir Tahmasbi

MATLAB Code for the Fast Calculation of Zernike Moments of order n and repetition m on NxN images. (image processing, signal processing, mathematics)

Zernikmoment(p,n,m)

radialpoly(r,n,m)

Zernike_main.m

Fit 2D Gaussian with Optimization Toolbox by Nathan Orloff

Fit a 2D rotated gaussian. http://en.wikipedia.org/wiki/Gaussian_function (image processing, optimization, signal processing)

fmgaussfit(xx,yy,zz)

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)

...

...

...

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

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)

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

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)

Blend Color by Giacomo Alessandroni

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

blendcolor(from, to, pos)

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)

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)

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)

Gray-scale image segmentation using normalized graphcuts by Mohamed Athiq

Textbook implementation of Normalized graph cut segmentation of gray-scale or intensity images (signal processing, image processing, mathematics)

graphcuts.m

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

Edge Detection by Dhaval Gondaliya

This is simple method of edge detection. (image processing, signal processing)

edgedetectionnormal.m

Closing by Dhaval Gondaliya

It is a basic of image processing tool which consist opening and closing. (image processing, signal processing)

closing.m

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

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)

IEF, Image enhancement factor by Suraj Kamya

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

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

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)

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)

Canny Edge Detector by Mohamed Athiq

Simple implementation of Canny edge detector in matlab and c++ from textbook algorithm. (image processing, signal processing, mathematics)

CannyEdgedetector.m

Marr-Hildreth Edge detector by Mohamed Athiq

Simple matlab implementation of Marr-Hildreth Edge detector and also c++ implementation (image processing, signal processing, mathematics)

mhdetector.m

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...

Tapering of 2D matrices by Christian Jensen

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

mattaper(X,tf,w,s)

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)

Performance Analysis of Z-source Inverter Fed Induction Motor Drive by Amit Tiwari

THIS MODEL IS EQUIPPED WITH CONSTANT BOOST CONTROL USING THIRD HARMONIC INJECTION. (communications, gui, control design)

ZINV1

Legendre wavelets by Hélio de Oliveira

installing Legendre wavelets in the MATLAB wavelet toolbox. (wavelet toolbox, signal processing, image processing)

legdinfo

legdwavf(wname)

MATLAB Quiz by Khuhed

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

MATLAB Quiz

Matalb and OpenCV by BIREM Merwan

How to Connect Matlab with OpenCV to use the different functions offered by OpenCV using mex-files. (image processing, signal processing)

Hierarchical RGB IMage Compression with GUI by Amarjot

The code performs Hierarchical image Compression on RGB image and presents the results with a GUI (image processing, signal processing, communications)

V=downSample (Val)

V=upSample(Val)

[s1,s2,s3]=jpeg(sBmp,quality,showDetail)

Image segmentation using Marr Hilderth Filter by Amarjot

The code compute the edge map of a grayscale image using Marr Hilderth Filter (image processing, signal processing)

[Ioutput]=zerocrossing(Izerosmooth)

filtering(I1)

marrfilter(I)

arithmetic filters by Viswanath

it deals in the arithmetic filters in image processing (arithmetic, image processing, signal processing)

arithmeticop.m