Refine by Product

Refine by Time Frame

image thumbnail

updated 4 hours ago

Areal, volumetric and textural parameters from 2D and 3D images by Kateryna Artyushkova

GUI for calculating metrics from 2D and 3D images. (image processing, particle analysis, region properties)

imEuler3d.m

imEuler2d.m

Arealporosity(XX)

image thumbnail

updated 23 hours ago

Ncorr - 2D Digital Image Correlation Software by Justin Blaber

2D-DIC program that uses contiguous circular subsets, biquintic B-spline interp, and complex ROIs (digital image correla..., dic, mechanical)

ncorr_alg_addanalysis(plots_u,plots_v,rois,spacing,num_im...

ncorr_alg_convertanalysis(img_new,imgs_old,plots_u_old,pl...

ncorr_alg_convertseeds(plot_u_old,plot_v_old,plot_u_inter...

image thumbnail

updated 2 days ago

imdisp (enhanced version) by Yi Sui

Display multiple images as a montage of subplots (image processing)

addRoiToolbar(fig)

draggable(h,varargin)

enableWL(fh)

image thumbnail

updated 3 days ago

Light Field Toolbox v0.3 by Donald Dansereau

A set of tools for working with light field (aka plenoptic) imagery in Matlab (light field, plenoptic, lytro)

compute_extrinsic_refine.m

compute_extrinsic_init.m

LFBuildLensletGridModel( WhiteImg, GridModelOptions, Debu...

image thumbnail

updated 5 days ago

GIBBON: The Geometry and Image-Based Bioengineering add-On for MATLAB by Kevin Moerman

GIBBON: The Geometry and Image-Based Bioengineering add-On for MATLAB (bioengineering, finite element, meshing)

image thumbnail

updated 5 days ago

Pseudo B-Mode Ultrasound Image Simulator by Debdoot Sheet

Simulate pseudo B-mode ultrasonic images with customized tissue echogenicity maps (image processing, signal processing, medical)

fcnPseudoBmodeUltrasoundSimulator.m

image thumbnail

updated 5 days ago

Brightness Preserving Dynamic Fuzzy Histogram Equalization by Debdoot Sheet

BPDFHE employs fuzzy statistics of digital image to improve graylevel brightness preserved contrast (image enhancement, fuzzy statistics, histogram equalizatio...)

fcnBPDFHE(inputImage, fuzzyMembershipType, parameters)

image thumbnail

updated 5 days ago

Image Procesing and Computer Vision : How MATLAB is helpful for various applications. by Masa Otobe

Script used in MATLAB EXPO 2014 in Japan on Oct. 29, 2014 (image processing, demo, computer vision)

E0_myGear_webCam_func.m

E1_myGear_J.m

E2_myBoltSet23.m

image thumbnail

updated 6 days ago

Averaging Filter without using imfilter by yagnesh

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

avgfilt.m

image thumbnail

updated 6 days ago

Point Processing Techniques without using inbuilt functions by yagnesh

computes image negative,basic thresholding,contrast stretching,graylevel slicing with/without back (point processing tech..., graylevel slicing, thresholding)

point_procce.m

image thumbnail

updated 6 days ago

LTE PDSCH by Hiren Gami

A special case of LTE PDSCH frame simulation at 1.4MHz bandwidth (lte, 4g, pdsch)

LTE_load_parameters.m

LTE_common_gen_Synchronization_Signal.m

LTE_Ref_and_Sync_signal_generation(N_subframes)

image thumbnail

updated 6 days ago

GUI for TE/TM electromagnetic plane waves propagation through multilayered structures by Lorenzo Luini

GUI for the analysis of TE/TM E.M. plane waves propagation through multilayered structures (em, electromagnetic, example)

TE and TM electromagnetic plane waves propagation

PlaneWaveGUI_v2_1.m

image thumbnail

updated 6 days ago

Infrared Image Software (IRIS) by Kevin Hellemans

FTIR Image Data Processing (ftir, gui, chemistry)

backcor.m

IRIS.m

CLUSTERWINDOW

image thumbnail

updated 7 days ago

Fill corners of rotated image by Vlad Atanasiu

Rotate image without making black edges. (image, analysis, geometric transformat...)

imregrotate(varargin)

image thumbnail

updated 7 days ago

Fast Translation Invariant Multiscale Image Denoising (2D, 3D, Poisson, Gaussian images) by MENG

Efficient algorithms to calculate the translation invariant operator for general multiscale approach (multiscale methods, translation invariant, cycle spinning)

Bayes_crp_denoise(x,iter)

Bayes_crp_denoise_noshift(x,beta_soln)

Bayes_crp_denoise_noshift(x,beta_soln)

image thumbnail

updated 7 days ago

Bayesian Multiscale Smoothing for 2-dimensional Gaussian Noised Images by MENG

It contains the functions and a demonstration file. (image processing, bayesian, multiscale)

Bayesian_CRP(obs, sigmahat_method, step, parallel)

CRP(M,dim)

Estimation(obs, tsigma, tau, M)

image thumbnail

updated 8 days ago

t_marigram.m v1.3 by curoi

Tidal analysis (image processing, gui, physics)

t_marigram

f_crop_image(aa,AA,listname,tog,savepath)

f_determine_coords2(aa,AA,year,month,tog,savepath,listname)

image thumbnail

updated 10 days ago

Face recognition using Eigenfaces by Sujeeth Kumaravel

Trains a face recognition system using the Eigenfaces algorithm and performs recognition. (face recognition, eigenface)

IndexOfMinimum(x)

testingEF(testImage,images,H,W,M,m,U,omega)

trainingEF(trainingFolder)

image thumbnail

updated 12 days ago

exploreRGB by Brett Shoelson

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

ExploreRGB

ExploreRGB(input, mode,opts)

customGray(imgin,calledFrom)

image thumbnail

updated 12 days ago

JPEG-based computing by Boris

This is a function to test a JPEG-based encoding/decoding algorithm (compression, demo, image processing)

entropy_cod( input_matrix, n)

get_quantization( q )

huffman_cod( input_matrix)

image thumbnail

updated 14 days ago

Apps and models for teaching numerical sciences and computer science by Emilie Delaherche

Interactive apps and Simulink models for numerical sciences and computer science (data types, audio acquisition, communications)

Data Type Conversion

Graph Traverse

JPEG Compression

image thumbnail

updated 14 days ago

Improved Digital Image Correlation (DIC) by Elizabeth Jones

Calculate full-field displacements and strains from a set of images with a random speckle pattern. (digital image correla..., experimental mechanic..., noncontact)

...

...

...

image thumbnail

updated 14 days ago

Visualization of multi-modal volume segmentation by Pavel Dvorak

Visualize single- or multi-modal 2D or 3D images and corresponding segmentation (image processing, 3d, image)

[Jaccard,Dice,Tanimoto,Accuracy,tpr,tnr,fpr,fnr,tp,tn,fp,...

visualize_segmentation(img,varargin);

demo_visualize_segmentation.m

image thumbnail

updated 18 days ago

WaterMarking based on Fourier Transform by Mehran Kh

Simple Watermarking (watermarking, watermark, image processing)

fft_waterMarking.m

image thumbnail

updated 19 days ago

Impulse Denoising using split Bregman approach by Hemant Kumar Aggarwal

Salt and pepper noise reduction using split-Bregman approach (optimization, image processing)

cpsnr=myPSNR(org,recon,skip)

denoised=FunSynthesisPrior(noisy,p,q,maxiter,lambda,mu1,m...

x=FunDenoiseTV(noisy,p,q,maxiter,lambda,mu1,mu2)

image thumbnail

updated 20 days ago

customGray by Brett Shoelson

Create a custom grayscale image of an RGB--specify weightings or select from predefined versions. (rgb2gray, grayscale, colorspace)

Custom Gray

customGray(imgin,calledFrom)

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

image thumbnail

updated 20 days ago

Algorithm Development With MATLAB by Sumit Tandon

Toolbox will all necessary files to support the Algorithm Development with MATLAB webinar (data import, image processing, image acquisition)

Find Green Object

Green Object Detection APP

BallDetectionAPP(varargin)

image thumbnail

updated 21 days ago

Cascade Trainer: Specify Ground Truth, Train a Detector by Brett Shoelson

Interactively specify rectangular ROIs in a list of images and build new cascade classifiers. (object detection, cascade training gui, ground truth)

Cascade Trainer

addROI(varargin)

cascadeTrainer(varargin)

image thumbnail

updated 22 days ago

Imagine by Christian Wuerslin

4D/3D image visualization and evaluation GUI. (3d, potw, pick of the week)

Imagine

fLiveWireCalcP.m

fLiveWireGetPath.m

image thumbnail

updated 22 days 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)

checkattributes(a, classes, attributes)

exindex(arr, varargin)

gradients_n(a, varargin)

image thumbnail

updated 23 days ago

Three-dimensional reconstruction from planar slices. by Doug Hull

Solid object reconstructed from slice images in parallel planes. (three dimensional rec..., reconstruction, slices)

best_correlation_index(indices_by_radius, params)

image2angularintesity(vi, I, params)

isodd(n)

image thumbnail

updated 24 days ago

Multi-Focus Image Fusion in DCT Domain by Mohammad Haghighat

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

dctVarFusion(im1, im2)

image thumbnail

updated 24 days 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)

image thumbnail

updated 24 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)

image thumbnail

updated 24 days ago

Gabor Wavelets 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)

image thumbnail

updated 24 days ago

Multi-Focus Image Fusion for Visual Sensor Networks in DCT Domain by Mohammad Haghighat

Simulation of two multi-focus image fusion methods in DCT domain: 1.DCT+Variance 2.DCT+Variance+CV (book database, clock database, pepsi database)

dctVarFusion(im1, im2)

image thumbnail

updated 27 days ago

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

image thumbnail

updated 27 days ago

Mutual_Information && joint_entropy by Amir Pasha Mahmoudzadeh

Takes two images and return the mutual information and joint entropy (image processing, interpolation, registration)

[Mutual_Information,joint_entropy]=MutualInformation(x,y)

image thumbnail

updated 27 days ago

GDS-840C Oscilloscope Waveform Digitiser by Ben Thomas

Given a bitmap image obtained from GDS-840C oscilloscope, the traces are extracted and saved (gds840c, oscilloscope)

DigitiseGraph(PathName,FileName)

Digitiser.m

image thumbnail

updated 28 days ago

DavidMercier/NIMS by David MERCIER

A Matlab GUI to plot and to analyze (nano)indentation data (obtained with conical indenters) (gui, data import, data export)

image thumbnail

updated 28 days ago

getNearestNeighborDistances.m by Paul Fricker

Compute nearest-neighbor distances for the regions in a Boolean image. (distance, regionpropsimage anal...)

getNearestNeighborDistances(bw)

image thumbnail

updated 1 month ago

Digraph Datatype with Vertex labels by Steve McClure

Compute/manipulate directed graph while retaining vertex labels (dijkstra, graph theory, digraph)

Manipulating digraphs with Vertex labels

MsgCatalog(ID,varargin)

addEdge(obj, tail, head)

image thumbnail

updated 1 month ago

SpriteKit Framework by Steve McClure

Framework for designing animated and interactive Sprites and gameplay (sprite, game, graphics)

Interactive Example

Making a simple animation

Physics.hasCollision(sprite1,sprite2)

image thumbnail

updated 1 month ago

Simple color detection by hue by Image Analyst

Detect colored regions in an image via thresholding in HSV color space. (color detection, color, image processing)

SimpleColorDetectionByHue()

image thumbnail

updated 1 month ago

POCShift by Jérémie Guignard

Estimates the translation between two noisy images with phase-only correlation. (image processing, image registration, noise)

POCShift(fixed, moving, varargin)

image thumbnail

updated 1 month 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

image thumbnail

updated 1 month ago

geom2d by David Legland

Geometry library for matlab. Performs geometric computations on points, lines, circles, polygons... (color, mathematics, computational geometr...)

Demo Medial Axis

Draw Poisson lines

demoExpandPolygon

image thumbnail

updated 1 month ago

Financier by Reza Rahemi

Financial portfolio management (finance, portfolio, optimization)

image thumbnail

updated 1 month ago

Normalizing data by abdulkader helwan

this code is for normalizing a matrix N*M (image processing, matlab)

normalizing.m

image thumbnail

updated 1 month ago

PIVlab - time-resolved particle image velocimetry (PIV) tool by William Thielicke

A GUI based tool to preprocess, analyze, validate, postprocess, visualize and simulate PIV data. (water tunnel, aerospace, flow)

nanmin.m

PIVlab_preproc.m

PIVlab_GUI.m

Contact us