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)

Change Image Coordination by Marco Chak Yan Yu

Change image coordinate from standard image coordinate to polar coordinate, vice versa. (image processing, coordination)

image2polar(IM,xCenter,yCenter,ROT,rrange,rbin,thetabin,INT...

polar2image(IMR,ROT,rrange,rbin,thetabin)

Color Detection By HSV color model by Marco Chak Yan Yu

Detect specific color in an image and output as a Black/White image (image processing, color)

color_detection_by_hue(I,sThresh,vThresh)

Photron MRAW File Reader by SEP

This function reads 16 bit monchrome Photron image data into a structure (photron, mraw, image reader)

readmraw(filename,numimgs)

photron_example.m

Histogram Equalization by Devinder

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

histeq.m

Masked k-order statistic filters for 2D data by Fabio Bellavia

Morphological erosion, dilation, median filter and generic k-order statistic filter implementation (korder statistical fi..., 2d median filter, morphological dilatio...)

r=kordstatfilt2(im,ker,idx)

test.m

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)

Trainable COSFIRE filters for keypoint detection and pattern recognition by George Azzopardi

A COSFIRE filter detects features or patterns of interest, e.g. traffic signs in complex scenes. (feature detection, trainable, feature)

COSFIRE_Application(example)

Gabor(img, lambda, aspectratio, bandwidth, orientation, shi...

Parameters(type)

blob detection and parameters' estimation by Xiaopeng Xu

features (determinant of hessia..., blob, feature)

I1=gauss3(theta,sx,sy,winsz,x0,y0)

gaussianss_doh(I,min_scale,max_scale,S,sigma0)

gaussianss_log(I,min_scale,max_scale,S,sigma0)

Gaussian High Pass Filter by Muhammad Ammad

Implementation of high pass filter without using built-in functions. (high pass filter, edge detection, gaussian)

GaussianHighpass

Kalman Filter demo for Ball Tracking by Bassam Jalgha

This code shows a demo of the kalman filter used to track a white ball. (kalman filter, linear quadratic esti..., linear system)

KalmanFilter.m

ball2.mp4

differential feature by Martin Trapp

Extraction of differential features on 3D Images. (image processing, medical)

differentialFeature( img, features, stepSize )

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

Adjust window level of image using mouse button by Yi Sui

You can adjust the window level using mouse (image processing, window level)

enableWL(hfig)

CIUGRAM by Gholamreza (Shahab) Anbarjafari

Some fancy and cool filters for your images before you upload them to your social networks. (image processing, gui, ciu)

Ciugram(varargin)

INFO(varargin)

Moore-Neighbor Boundary Trace by Joshua

Moore-Neighbor Tracing to provide the trace of an object's boundary in a binary image. (moore, boundary, binary)

traceit( input )

compression of rgb images using wavelet transforms by Anila Ann Varghese

This code can be used to compare compression of RGB images using different wavelet transforms (image processing, image compression, wavelet transforms)

rgbcompression_wavelet_transforms.m

GradUI by gurdy

Evaluate the grating duty cycle and its distribution (grating duty cycle, topdown sem image, dynamic programming)

GradUI

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...

Noises and Filters GUI by CyrilSPA

For a better comprehension of how interact noises with 2D and 3D images and how to filter them. (image processing, gui)

medfilt3(A,siz,padopt,CHUNKFACTOR)

noises_filters_GUI.m

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)

distributePointsOnPolygon by Wouter

This function distributes polygon points evenly across the polygon. (polygon, distribution, points)

distributePointsOnPolygon( varargin )

Search duplicate images in sub folders using histogram by Tharindu Adikari

Finds duplicate images in a folder and in sub-folders using a histogram based method. (image processing, histogram, image)

add_to_db(file_path)

duplicates

scan_folder(folder_path)

Crop image by removing edges with homogeneous intensity by Guilherme Coco Beltramini

Crop image by removing edges with homogeneous intensity and leaving a specified width (image processing)

crop_img(img,border)

Plot a plane from 3 points by Nitish Tripathi

It plots a plane from 3 points. Its returns all the coeff of plane (a, b, c,d) (image processing, statistics, mathematics)

plot_line(p1, p2, p3)

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

SFTA Texture Extractor by Alceu Costa

Implementation of the SFTA algorithm for texture feature extraction. (image descriptors, image processing, computer vision)

findBorders( I )

hausDim( I )

otsurec(I, ttotal)

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)

...

...

...

FilmSky by Wing

gammawing@163.com (image processing, gui)

FilmSky

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)

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)

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

3D Voronoi diagram by Name

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

VoronoiCells.m

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)

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)

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)

histogram Equilization by Muhammad Ali Qadar

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

histequilization.m

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). (huffman, stuffing, encoder)

huffman_ac(vector_zz)

huffman_dc(dc)

encoder_jpeg.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

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)

Valcolor by Jurgen

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

valcolor(varargin)

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)

Imagine App

OptimalColor(iNBins)

fEvalLineFWHM(SData, sSelectionType, 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)

proesmans by Giampiero Campa

Optical flow using the Proesmans method (image processing, optical flow, mex file)