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updated 2 days ago

gptoolbox by Alec

Alec (view profile)

Useful functions for geometry processing, constrainted optimization and image processing. (geometry, geometry processing, linear algebra)

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updated 2 days ago

Find object in image using template (variable image to template size ratio). by sagi eppel

sagi eppel (view profile)

Find object boundaries in image using template match (with template resizing). (computer vision, image analysis, image processing)

Generalized_hough_transform(Is,Itm)

MAIN_find_object_in_image(Is,Itm,Search_Mode,Edge_Type,It...

Resize_binary_edge_image(I,Sy,Sx)

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updated 2 days ago

Simple template match with variable image to template size ratio by sagi eppel

sagi eppel (view profile)

Find template Itm (binary image) in the canny edge image of image Is (Grayscale image). (computer vision, image analysis, object recognitionpat...)

MAIN_find_object_in_image(Is,Itm, Itm_dilation)

Resize_binary_edge_image(I,Sy,Sx)

Template_match(Is,Itm,Itm_dilation)

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updated 6 days 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)

nanstd.m

PIVlab_preproc.m

PIVlab_GUI.m

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updated 7 days ago

Segmentation of 2D Gel Images by Ashutosh Kumar Upadhyay

Segment the images containing protein spots / blob like objects (image processing)

ashu_GaussianEnergy(a,fy1)

ashu_edgegel(a)

ashu_gradient(a)

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updated 7 days ago

subroutines/NeuroFIT by Brad

Brad (view profile)

Cell / Neuron Fluorescent Imaging Toolbox for Matlab (image processing, fluorescent, imaging)

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updated 8 days ago

rotatedObject: Rotate any 2D object by handle, vertex list, or bounding box by Brett Shoelson

Brett Shoelson (view profile)

Easily rotate any 2D object: rectangles, ellipses, imrois, xy-coordinates (rotate object, rotate rectangle, rotate ellipse)

posToVert(posn,closed)

rotatedEllipse(bbox,theta,varargin)

rotatedObject(obj,theta,varargin)

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updated 8 days ago

rysk-t/ezROI by Ryosuke F Takeuchi

interactive imadjust & imfindcircle (GUI) (image processing, gui, guide)

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updated 8 days 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...

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updated 9 days ago

Spatial-Spectral Dimensionality Reduction with Partial Knowledge of Class Labels by Nathan Cahill

Semi-supervised graph-based dimensionality reduction for hyperspectral image data (dimensionality reduct..., laplacian eigenmaps, schroedinger eigenmap...)

adjacencyMatrixBenedetto(varargin)

adjacencyMatrixGillisBowles(varargin)

adjacencyMatrixHZYZ(varargin)

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updated 9 days ago

SLIC Superpixels for Efficient Graph-Based Dimensionality Reduction of Hyperspectral Imagery by Nathan Cahill

Improving graph-based dimensionality reduction techniques for image data to incorporate superpixels (superpixels, dimensionality reduct..., laplacian eigenmaps)

adjacencyMatrixGillisBowlesSuperpixels(varargin)

adjacencyMatrixHZYZSuperpixels(varargin)

adjacencyMatrixShiMalikSuperpixels(varargin)

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updated 12 days ago

TopoToolbox by Wolfgang Schwanghart

A MATLAB program for the analysis of digital elevation models (digital elevation mod..., image processing, earth science)

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updated 12 days ago

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

Brett Shoelson (view profile)

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

addROI(varargin)

cascadeTrainer(varargin)

createButtonLabel(string,varargin)

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updated 14 days ago

SubspaceEM: A Fast Maximum-a-posteriori Algorithm for Cryo-EM Single Particle Reconstruction by Nicha Dvornek

Fast alignment and reconstruction algorithm for cryo-electron microscopy (image processing)

Crop(m,n,isstack,fillval)

DownsampleGeneral(in,nout,mag,maxOversample)

ReadMRC(filename,startSlice, numSlices,test)

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updated 16 days ago

Efficient LLBP (Line Local Binary Pattern) by Nikolay S.

Nikolay S. (view profile)

The function implements LLBP (Line Local Binary Pattern) (lbp, local binary patterns, texture)

roundnS.m

assignUserInputs(funcParamsNames, varargin)

efficientLBP(inImg, varargin)

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updated 18 days ago

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, image processing, computer vision)

COSFIRE_Application(example)

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

Parameters(type)

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updated 18 days ago

Adaptive Filtering by Paulo S. R. Diniz

MATLAB files to implement all Adaptive Filtering Algorithms in this book. (adaptive filtering, echo, signal processing)

Affine_projection(desired,input,S)

Affine_projectionCM(input,S)

CMA(input,S)

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updated 19 days ago

Parallel Computing with MATLAB demo files (MATLABプログラムの並列・分散処理) by Mizuki

Mizuki (view profile)

files for the webinar, "Parallel Computing with MATLAB" in Japanese (simulation, optimization, demo)

lorentzModel.m

box_jenkins(Parameters, y, R, M)

nonLinConFunc(Parameters, y, R, M)

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updated 19 days ago

Fast seamless image cloning by modified Poisson equation by Masayuki Tanaka

This provides very fast seamless image cloning. (image processing)

Feature2Grad(F)

Feature2Img(F)

Grad2Feature( img, fh, fv )

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updated 19 days ago

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

Kevin Moerman (view profile)

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

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updated 19 days ago

Synthetic Bright-Field Microscopy Image Generator by Patrik Malm

This is a synthetic image generation tool that can create realistic Pap-smear images (simulation, procedural, synthetic)

VoronoiLimit(x,y,crs)

calculate_boundary(bimage)

clothsim(target_shape,cloth_shape,max_iter)

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updated 20 days ago

Imagine by Christian Wuerslin

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

fLiveWireGetPath.m

fLiveWireCalcP.m

ExpGray(iNBins)

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updated 20 days 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 20 days ago

"Introduction to MATLAB" demo files by Andy Thé

Andy Thé (view profile)

Demo files from the "Introduction to MATLAB" webinar (webcam, image processing)

IntruderDetectionApp(varargin)

Segmentation_Fn(img1, img2)

Segmentation_Fn(img1, img2, objThresh, objSize)

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updated 23 days ago

A novel explicit multi-focus image fusion method by Kun Zhan

Kun Zhan (view profile)

Image Fusion (image processing, image fusion, multi focus)

Jihmsp_Kun_Zhan(IA,IB)

Qp_ABF(A,B,F)

main_demo.m

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updated 26 days ago

"Thermal Analysis with MATLAB and FLIR Cameras" demo files by Andy Thé

Andy Thé (view profile)

Demo files from the "Thermal Analysis with MATLAB and FLIR Cameras" webinar (analysis, image processing, computer vision)

multiObjectTracking(VideoFile)

Sensor_Fusion.m

EmissivityMapping.m

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updated 26 days ago

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)

PointInFrustum(p, frustum,varargin)

PointInTriangle(p, a,b,c,varargin)

PointInTriangle3D(p, a,b,c)

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updated 1 month ago

toPPT by Jens Richter

toPPT is a powerful tool for generating powerpoint presentations programmatically defined in matlab. (qr, java, open source)

pptfigure.m

rgb.m

print2eps.m

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updated 1 month ago

Mia 2.5 by Laszlo Balkay

Laszlo Balkay (view profile)

Medical Image Analysis GUI. (mia 24, mia, image processing)

draggable.m

writeanalyzehdr.m

pca_gui.m

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updated 1 month ago

A DWT based lossless gray Image Compression by Said BOUREZG

Said BOUREZG (view profile)

a technique of gray image compression using the discrete wavelet transform is presented in this code (image processing, compression, huffman)

Iabais(x)

abais(x)

irle(x)

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updated 1 month ago

Camera Calibration for Video Surveillance Toolbox by Shengzhe Li

A matlab toolbox for easy camera calibration in video surveillance. (camera calibration, video surveillance, computer vision)

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updated 1 month ago

Bedmap2 Toolbox for Matlab by Chad Greene

Chad Greene (view profile)

Get Bedmap2 data into Matlab. Several tools for data access, interpolation, and plotting. (antarctica, mapping, polar)

bedmap2(mapvar,varargin)

bedmap2_data(zvar,varargin)

bedmap2_interp(lati_or_xi,loni_or_yi,zvar,method)

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updated 1 month ago

License plate(number plate) recognition using neural network by Shreyas Vinayakumar

Automatic license plate recognition using ANN (image processing, neural networks)

ALPR()

edu_createnn(P,T)

edu_imgcrop(bw)

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updated 1 month ago

Mouse pointer controlling using Laser and webcam by Chethan

project enables the users to control presentation using laser as pointing device (laser, color tracking, mouse control)

laser(varargin)

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updated 1 month ago

Shift based LBP by Nikolay S.

Nikolay S. (view profile)

The function implements LBP (Local Binary Pattern analysis), in a shift based manner. (lbp, local binary pattern, image processing)

roundnS.m

assignUserInputs(funcParamsNames, varargin)

efficientLBP(inImg, varargin)

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updated 1 month ago

Image denoising by Total (Generalized) Variation via FFT by kchrshirai

A fast calculation method for the TGV regularizer (image processing, optimization)

imtgvsmooth( Y, alpha, beta, nite )

rgb2ycocg( I )

ycocg2rgb( I )

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updated 1 month ago

deprecated -- Light Field Toolbox v0.3 -- v0.4 now available 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...

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updated 1 month ago

Light Field Toolbox v0.4 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

LFBuild2DFreqFan( LFSize, Slope1, Slope2, BW, FiltOptions )

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updated 1 month ago

Rubik's Cube® Solver using an Arduino and MATLAB by MathWorks MATLAB Hardware Team

Solve Rubik’s Cube® using image processing and Arduino-controlled servo motors (arduino, image processing)

ExecuteMove(cube_state, move, servo_front, servo_back)

FlipCubeForward(cube_state, servo_back)

GetCorners(R,varargin)

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updated 1 month ago

Crop video to sub elements by Nikolay S.

Nikolay S. (view profile)

This function divides the input video to several parts/sub videos. (avi, compare videos, concat)

filesFullName(inFile, filesExtList, dlgTitle, isErrMode)

videoMultiCrop(varargin)

waitbarTimeRemaining2(waitbarProgress, waitBarTitle)

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updated 1 month ago

embedVideo2Video.zip by Nikolay S.

Nikolay S. (view profile)

This function allows embedding one video into a another Main video, with many options. (video processing, video, photomontage)

assignUserInputs(funcParamsNames, varargin)

assignin_value(name, value)

embedVideo2Video(varargin)

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updated 1 month ago

DSTMTX Discrete sine transform matrix by Said BOUREZG

Said BOUREZG (view profile)

DSTMTX (image processing, signal processing, simulation)

dstmtx(n)

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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)

fcn_ksvdsdiclrn(params)

mytest(testCaseStr)

saivdr.dictionary.nsolt.mexsrcs.fcn_AtomConcatenationHori...

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updated 1 month ago

Tools for 2-D Tomographic Reconstruction by Ligong Han

Tools for nonlinear filters & 2-D tomographic reconstruction (signal processing, image processing, reconstruction)

anisodiff(u, n_iter, tao, lambda, option)

bilateral_filter(u, n_iter, gn, lambda_s, lambda_r, option)

bpf(f, sf, BL, BH)

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updated 1 month ago

Noise Level Estimation from a Single Image by Masayuki Tanaka

It can precisely estimate noise level from a single image. (pick of the week, potw, image processing)

NoiseLevel(img,patchsize,decim,conf,itr)

WeakTextureMask(img, th, patchsize)

demo.m

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updated 1 month ago

Create and Output Montage of Images by Brett Shoelson

Brett Shoelson (view profile)

Create a montage of images; optionally include image names (image montage, image names, createmontage)

createMontage(cellArrayOfImages,varargin)

linewrap(s, maxchars)

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updated 1 month ago

Embed image to video by Nikolay S.

Nikolay S. (view profile)

Embedding single image along video frames, with many options. (image processing, video processing, embedding)

assignin_value(name,value)

embedImg2Video(inVideo, varargin)

imagesMixture(mainImg, blendImg, coords, varargin)

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updated 1 month ago

Detect & Present movements. Mammal Visual system by Nikolay S.

Nikolay S. (view profile)

This function tracks and presents moving regions in real time from still camera or file. (object tracking, movement detection, visual system)

findInstalledDevices()

markMovesInCamera(videoSource, moveTresh, strelOpen, stre...

markMovesInVideo(inVideo, moveTresh, strelOpen, strelClose)

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updated 2 months ago

Image Encryption Using Secure Force (64-bit) Algorithm by Shujaat Khan

Shujaat Khan (view profile)

This submission is the implementation of Secure Force (SF) Encryption Algorithm on images. (security, algorithm, encryption)

Binary2Dec( binary )

Binary2Hex( binary )

Dec2Bin( dec )

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updated 2 months 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)

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