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updated 7 hours ago

get_linewindow.m by Baba Dash

Line draw at different directions in an image (image processing)

get_linewindow(theta,L)

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updated 1 day ago

Two point correlation function of a finite 2D lattice by Ilya Valmianski

Compute the two point correlation function of a finite 2D lattice. (lattice, image processing, statistics)

twopointcorr( x,y,dr,blksize,verbose)

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updated 1 day ago

SC - powerful image rendering by Oliver Woodford

Useful tool for rendering and outputting information rich images (plotting, image, overlay)

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updated 3 days ago

Rotate an image around a point by Jan Motl

Performs rotation of an image around any point inside of the image. (image processing, rotation, image)

output=rotateAround(image, pointY, pointX, angle, varargin)

rotateAround_test.m

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updated 3 days ago

2-D Fast DOST Decompotion and Reconstruction by Yanwei Wang

This is the 2-D Fast DOST Decomposition and reconstruction. The computational complexity is O(NlnN) (image processing, signal processing, mathematics)

FOST_2D_DEC(S_input)

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updated 6 days ago

Diffeomorphic Log Demons Image Registration by Herve Lombaert

Simple matlab code for 2D and 3D image registration using the diffeomorphic log-demons algorithm (image processing, image registration, 2d)

compose(ax,ay,az, bx,by,bz)

demons

demons

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updated 6 days ago

MRiLab v1.2 by Fang Liu

A Numerical Simulation Platform for Magnetic Resonance Imaging (MRI) (medical imaging, medical, mri)

ADCRadial.m

AboutMRiLab(varargin)

About_MU(varargin)

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updated 6 days ago

Feature-Based Image Registration by Brett Shoelson

An interactive app for registering images using a feature-based (computer-vision) workflow (computer vision, image processing, image registration)

Feature-Based Image Registration

expandAxes(hndls,rotEnable)

featureBasedImageRegistration.m

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updated 7 days ago

ndwmean by Russell

Up to n-dimensional weighted mean or average of an array with NaN support (weighted mean, weighted sum, weighted average)

ndwmean(array,weights,directions)

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updated 7 days ago

Image Morphology Tutorial by Brett Shoelson

An interactive, animated tutorial that explains image morphology (image processing, image morphology, tutorial)

InitializeImage(rule,shape)

animatedMorphologyTutorial(im,imhandle,morphimhandle,morp...

togglefig(name, clearfig)

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updated 8 days ago

2D Fourier Transform of a cosine pulse using MATLAB inbuilt 2D FFT2 function. by Sathyanarayan Rao

Two dimensional cosine pulse and its Fourier transform is computed and visualized. (2d fft, 2d fourier transform, single sided frequenc...)

cosine_2d.m

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updated 8 days ago

Add salt or pepper or random valued impulse noise to image by Sajid Khan

This function add wither salt or pepper or both type or random valued impulse noise to image. (impulse noise, random valued impulse..., image processing)

pepperOrSalt(varargin)

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updated 10 days ago

Radial Basis Function with K Mean Clustering by Shujaat Khan

Radial Basis Function with K Mean Clustering using Pseudo inverse method (kmean, clustering, rbf)

[C]=K_Means(X,M,D)

[Class_IDS]=Class_IDs(NC,NS);

[K]=Kernel(X,C)

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updated 10 days ago

MatrixUser v2.1.1 by Fang Liu

A Multi-functional, GUI-based Program for Image (Matrix) Processing and Analysis (image processing, image analysis, medical)

About_MU(varargin)

Flag=MU_load_matrix(matrixName, matrix, newWindowOpenFlag)

MU_3D_Render(varargin)

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updated 15 days ago

Image Measurement Utility by Jan Neggers

Interactive tool allowing the measurement of distances, radii, and angles in images (image processing, measurement, microscope)

Image Measurement Utility

measuretool(varargin)

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updated 15 days ago

Directional Discrete Cosine Transform and Principal Component Analysis based Image Fusion by VPS Naidu

Image fusion by DDCT and PCA: A hybrid imafe fusion algorithm (image fusion, image processing, pca)

DDCT.m

DDCTIFav.m

DDCTIFek.m

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updated 16 days ago

Image blocks toggle by sreedevi

A fun application to toggle between two images divided into blocks (image processing, image, image segmentation)

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updated 17 days ago

Gabor Feature Extraction by Mohammad Haghighat

This program generates a custom Gabor filter bank; and extracts the image features using them. (image processing, computer vision, pattern recognition)

gaborFeatures(img,gaborArray,d1,d2)

gaborFilterBank(u,v,m,n)

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updated 17 days ago

record video from webcam using matlab by zetad yosif

record video from webcam using matlab (matlab, webcam, video)

recording_video.m

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updated 20 days ago

PCA Based Face Recognition System Using ORL Database by Shujaat Khan

This Package implements 'Eigenface' PCA based face recognition technique. (appearance based face..., eigenface, face recognition)

Image_Projection(T,M,Eigenfaces )

PCA_Core(Tr,M,dimensions)

PCA_NEW(Tr,Ts,TrNum,TsNum,dimensions,sno)

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updated 22 days ago

Leaf Area by Ngo Nguyen

Calculate a leaf's area (area, leaf, image processing)

Leaf.m

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updated 22 days ago

SIFT KEY POINT DETECTOR IN MATLAB by Hossein

finds the key points in SIFT algorithm (image processing, image registration, image analysis)

exterma=key_points(I)

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updated 22 days ago

Normalize columns of matrix to unit lenght by Kamlesh Pawar

Usage : Takes 2D-matrix x and returns y such that each columns of y have unit length (signal processing, image processing, image analysis)

normalize_column(x)

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updated 23 days ago

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)

deghost.m

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updated 23 days ago

fractal Image compression using Quadtree decomposition and huffman coding by Arun Kumar

Quadtree decomposition and Huffman techniques can be applied for achieving high compression ratio (image compression, image processing, quadtree decompositio...)

main.m

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updated 23 days ago

imoverlay by Matt Smith

Create a color overlay of two images. Allows transparency and thresholding. (overlay, medical, image processing)

imoverlay(B,F,climF,climB,cmap,alpha,haxes)

imoverlay_tool

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updated 27 days ago

xyimagesc.m by Anthony Bathgate

Same as imagesc but works when X and Y are not evenly spaced. (image, imagesc, imagescnan)

xyimagesc( X, Y, C, varargin )

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updated 28 days ago

Motion blur by pradeep

motion blurred immage (image processing)

motionBlur

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updated 28 days ago

Perspective projection by Adina Stoica

Perspective projection of 3D line onto plane (perspective projectio..., image processing, geometry)

pts=projectLinePerspective(ray,lookAtPt,PLANE)

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updated 28 days ago

Image transformation matrix by Adina Stoica

Find image to camera transformation matrix (camera, image processing, computer vision)

findTransformMatrix(W,H,flen,pan,tilt,roll)

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updated 28 days ago

Camera Tilt and Roll by Adina Stoica

Compute tilt and roll using user-drawn horizon line (camera, image processing)

[tilt,roll]=computeTiltAndRoll(imname,flen)

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updated 28 days ago

Spinning GIF by Adina Stoica

Create a spinning GIF around a 3D model (image processing, 3d, animatedgif)

spinningGIF(fname)

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updated 28 days ago

Animated GIF by Adina Stoica

Really simple code to create animated GIF (animatedgif, image processing)

animatedGIF(fold,fname, delay)

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updated 29 days ago

Access TIFF / TIF stacks - lazy loading by Dylan Muir

Read a TIFF stack as a memory-mapped tensor. Handles a large range of internal TIFF formats. (tiff, tif, image manipulation)

TIFFStack

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updated 29 days ago

3D Voronoi diagram by Name

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

VoronoiCells.m

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updated 30 days ago

Remove image white margin by Quan Wang

This script removes the wide margins of images generated when saving Matlab figures (image processing)

RemoveImageWhiteMargin.m

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updated 30 days ago

Moving Average Filter (2D) by Ali Jadoon

Apply 2D Moving Average Filter (image processing, audio processing)

[y]=m2_filter(x,hl,vl)

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updated 30 days ago

Removing periodic noise from an image using notch filter by Krishna Kumar P

This program denoise an image corrupted by periodic noise using a band reject filter(notch filter). (image denoising, periodic noise, band reject filter)

moonlanding.m

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updated 1 month ago

Active geometric shape models by Quan Wang

The active geometric shape model is a novel approach for fitting a geometric shape in images. (image processing, mathematics, optimization)

AGSM Canvas

DD=myspline(D,theta)

GI=gaussianBlur(I,s)

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updated 1 month ago

DICOM View by Andrew Bazyk

GUI for viewing DICOM image sets (image processing, image, dicom)

DICOM_View

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updated 1 month ago

Fast 2-D convolution by David Young

Speeds up many 2-D convolutions using the SVD; also finds a fast approximation in other cases. (2d, convolution, filtering)

convolve2(x, m, shape, tol)

exindex(arr, varargin)

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updated 1 month ago

Gradients with Gaussian smoothing by David Young

Grey-level gradients are estimated using Gaussian smoothing followed by symmetric differencing. (image processing, image smoothing, gaussian smoothing)

exindex(arr, varargin)

gradients_n(a, varargin)

gradients_x(x, varargin)

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updated 1 month ago

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)

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updated 1 month ago

Noise Level Estimation by Ashish Meshram (Meet)

Single Image Estimate Noise Level (noise level estimatio..., patch, weak texture)

GetFilePath()

NLEstimate(I,ps,maxiter)

directder(H, rps, cps)

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updated 1 month ago

Feature Mutual Information (FMI) Image Fusion Metric by Mohammad Haghighat

A non-reference image fusion metric based on mutual information of image features (image fusion, metric, image fusion metric)

fmi(ima, imb, imf, feature, w)

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updated 1 month ago

QAV-PET: Quantitative Analysis and Visualization of PET Images by Brent Foster

A Free Software for Quantitative Analysis and Visualization of PET Images (image segmentation, segmentation, image processing)

AP_Segmentation_Parameters(varargin)

AP_segmentation(img, bins, KDthreshold, n, m, smoothing, ...

Fused_SUV(varargin)

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updated 1 month ago

Moving Average Filter by Ali Jadoon

This function applies moving average filter (image processing, audio processing)

[y]=m_filter(x,m1,m2,flag)

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updated 1 month ago

GMM-HMRF by Quan Wang

GMM-Based Hidden Markov Random Field for Color Image and 3D Volume Segmentation (image processing, optimization, pattern recognition)

GI=gaussianBlur(I,s)

GMM=get_GMM(X,Y,g)

GMM=get_GMM(X,Y,g)

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updated 1 month ago

Fast Gradient Vector Flow (GVF) by Quan Wang

This package implements the Gradient Vector Flow (GVF) in C++/MEX. (image processing, image segmentation, pattern recognition)

GI=gaussianBlur(I,s)

demo.m

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updated 1 month ago

SaivDr Package by Shogo Muramatsu

System object definitions for sparsity-aware image (and volume data) restoration (image processing, nsolt, ista)

Quickstart of SaivDr Package

fcn_ksvdsdiclrn(params)

mytest(testCaseStr)

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