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updated 2 months ago

MVTec Halcon Wrapper by Dirk-Jan Kroon

MVTec Halcon function mex-wrapper (mvtec, halcon, medianimage)

tline_old;

compile_cpp_code.m

generate_help_files.m

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updated 5 months ago

geom2d by David Legland

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

InterX(L1,varargin)

angle2Points(varargin)

angle3Points(varargin)

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updated 6 months ago

Senz3D Acquisition interface by Dirk-Jan Kroon

Creative Senz3D, Intel Interactive Gesture Camera (Time of Flight), Acquisition interface. (senz3d, gesture, intel)

WorldCoordinates2ColorImage(XYZ, UV,sizeI)

compile_cpp_files.m

example.m

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updated 8 months ago

Patch Curvature by Dirk-Jan Kroon

Principal, Gaussian and Mean Curvature of triangulated mesh (curvature, gaussian, principal)

[Cmean,Cgaussian,Dir1,Dir2,Lambda1,Lambda2]=patchcurvatur...

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updated 1 year ago

Kinect Matlab by Dirk-Jan Kroon

Microsoft Kinect, OpenNI wrapper, Skeleton, Depth (kinect, microsoft, skeleton)

J=imagemax(Iin)

[I_SSD,I_NCC]=template_matching(T,I)

compile_cpp_files(OpenNiPath)

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updated 1 year ago

January 2013 "Computer Vision with MATLAB" webinar demo files by Bruce Tannenbaum

MATLAB code used in the computer vision webinar held on January 29, 2013. (computer vision, image processing, face detection)

y=playControls()

FacePeopleDetection.m

ForegroundDetection.m

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updated 2 years ago

Matrix Inverse using LU factorization by Dirk-Jan Kroon

Example code LU decomposition with partial pivoting, also forward substitution, and Matrix inverse. (lu, lu factorization, lu decomposition)

Ainv=MatrixInverse(A)

C=TriangleBackwardSub(U,b)

C=TriangleForwardSub(L,b)

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updated 2 years ago

Polygon2Voxel by Dirk-Jan Kroon

Convert a triangulated mesh into a voxel volume (discretization, mesh, polygons)

Volume=polygon2voxel(FV,VolumeSize,mode,Yxz)

Volume=polygon2voxel_double(FacesA,FacesB,FacesC,Vertices...

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updated 2 years ago

Tiff Tag Reader by Dirk-Jan Kroon

A one file implementation of Tag-reader for complex Tiff files. (tiff, tif, tag)

[TiffInfo,Img]=tiff_read_header(filename)

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updated 2 years ago

Corresponding Points through MDL by Dirk-Jan Kroon

Minimum Description Length optimization of PCA model for 2D/3D ASM model building (mdl, minimum description l..., pca)

A=imresize3d(V,scale,tsize,ntype,npad)

AffineGradient2D( UpdateAffine,mappingdata,options)

Alpha=UniformLine(nLandmarks)

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updated 2 years ago

March 2012 demo files for "Computer Vision with MATLAB" by Bruce Tannenbaum

Demo files for "Computer Vision with MATLAB" held on March 2012. (computer vision, image processing, video processing)

ReplaceCard()

matching_fcn(ref_features, vid_features, th)

FaceDetection.m

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updated 2 years ago

Active Shape Model (ASM) and Active Appearance Model (AAM) by Dirk-Jan Kroon

Cootes 2D/3D Active Shape & Appearance Model for automatic image object segmentation and recognition (asm, active shape model, active shape)

A=imresize3d(V,scale,tsize,ntype,npad)

AAM_2D_example.m

AAM_3D_train_example.m

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updated 2 years ago

Shape Context Based Corresponding Point Models by Dirk-Jan Kroon

Shape Context based nonrigid registration of 2D/3D objects, to build Active Shape Models (shape context, corresponding point m..., corresponding points)

A=imresize3d(V,scale,tsize,ntype,npad)

A=imresize3d(V,scale,tsize,ntype,npad)

A=imresize3d(V,scale,tsize,ntype,npad)

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updated 2 years ago

Classic AdaBoost Classifier by Dirk-Jan Kroon

Weak threshold classifier boosted to strong Classifier with Adaboost (adaboost, boosting, classifier)

[estimateclasstotal,model]=adaboost(mode,datafeatures,dat...

example.m

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updated almost 3 years ago

Kinect Microsoft SDK by Dirk-Jan Kroon

Video, Audio, Depth Stream and Skeleton tracking (microsoft sdk, 2d, 3d)

compile_cpp_files(MicrosoftSDKPath)

Example.m

ExampleMicrophone.m

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updated almost 3 years ago

Snake : Active Contour by Dirk-Jan Kroon

Snake Segmentation (Kass et al), 2D/3D including GVF and balloon force (Easy to read code) (snakes, active, contour)

B=SnakeInternalForceMatrix2D(nPoints,alpha,beta,gamma)

B=SnakeInternalForceMatrix3D(FV,alpha,beta,gamma)

ExternalForceImage2D(I,Wline, Wedge, Wterm,Sigma)

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updated almost 3 years ago

Web Server by Dirk-Jan Kroon

HTTP Matlab Web Server, allows m-files to be executed in a browser (http, server, matlab)

[TCP,data]=JavaTcpServer(action,TCP,data,config)

header=make_bin_http_header(html,found)

header=make_html_http_header(html,found)

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updated almost 3 years ago

2D Line Curvature and Normals by Dirk-Jan Kroon

Accurate Curvature and Normals of a line/contour consisting of 2D points (normals, normal, curvature)

N=LineNormals2D(Vertices,Lines)

k=LineCurvature2D(Vertices,Lines)

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updated almost 3 years ago

Wavefront OBJ toolbox by Dirk-Jan Kroon

Read and Write Wavefront OBJ geometry and MTL files (obj, wavefront, wobj)

OBJ=read_wobj(fullfilename)

write_wobj(OBJ,fullfilename)

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updated 3 years ago

Matlab 3D figure to 3D (X)HTML by Dirk-Jan Kroon

Converts 3D objects of a Matlab figure to XHTML embedded X3D file. Interactive 3D website graphics. (xhtml, x3d, webgl)

[F,V,Cface,Cedge,E,T]=surf2FV(Obj)

[data,loc]=XMLaddNode(name,data,loc)

[data,loc_body]=XHTMLheader(options)

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updated 3 years ago

Showvol Isosurface Render by Dirk-Jan Kroon

GUI to show Isosurface of volume data, with fast preview render (isosurface, iso, surface)

showvol(varargin)

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updated 3 years ago

Demos from "Computer Vision with MATLAB" webinar by Bruce Tannenbaum

Demo files for the "Computer Vision with MATLAB" webinar held on April 19, 2011. (image processing, statistics, computer vision)

FeatureBasedRegistration.m

StereoDisparityMap.m

TextureClassification.m

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updated 3 years ago

Dicom Toolbox by Dirk-Jan Kroon

Search/Read/Write dicom folders and dicom volumes (dicom, read, write)

V=dicom_normalize(V,info)

choose_from_list(varargin)

datasets=dicom_folder_info(link,subfolders)

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updated 3 years ago

B-spline Grid, Image and Point based Registration by Dirk-Jan Kroon

B-spline registration of two 2D / 3D images or corrsp. points, affine and with smooth b-spline grid. (geometric transformat..., image registration, registration)

A=imresize3d(V,scale,tsize,ntype,npad)

Dlocal=jacobiandet_transform_2d_double(Ox,Oy,Isize,dx,dy)

E=strain(Ux,Uy,Uz)

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updated 3 years ago

Isocontour by Dirk-Jan Kroon

Find ISO-contour geometry in a 2D image using marching-squares, and sort the contour objects (isocontour, iso, contour)

[Lines,Vertices,Objects]=isocontour(I,isovalue)

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updated 3 years ago

Dicom Tags Read and Write by Dirk-Jan Kroon

Read / Write raw Dicom tags with large dictionary, for small file manipulations, like anonymize (dicom, dcm, tags)

CreateDicomDict(filename)

WriteDicomElementList(Elements,fname)

elementlist=ReadDicomElementList(fname)

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updated 3 years ago

Read Medical Data 3D by Dirk-Jan Kroon

GUI to open most Medical file-formats: Dicom, V3D, ISI, NifTI, Analyze and other formats (dicom, dcm, v3d)

ErrorData3D(varargin)

InfoData3D(varargin)

ReadData3D(varargin)

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updated 3 years ago

Fast/Robust Template Matching by Dirk-Jan Kroon

Template Matching with SSD Block Matching and Normalized CC, (color) 2D and 3D (template, template matching, matching)

[I_SSD,I_NCC,Idata]=template_matching(T,I,IdataIn)

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updated 3 years ago

HistConnect by Dirk-Jan Kroon

Smooth histograms for sparse sampled signals and images, using low-frequency assumption. (histogram, hist, linear interpolation)

H=HistConnect(X,B,R)

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updated 3 years ago

List Video Codecs, FourCC by Dirk-Jan Kroon

Lists all available video compressors for usage with avifile in Matlab (fourcc, cc, four)

varargout=getfourcc

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updated 3 years ago

Viewer3D by Dirk-Jan Kroon

MIP, Color, Slice and Shaded 3D (shearwarp) Volume Rendering, interactive 3D view/measurement GUI (volume render, volume rendering, mip)

B=SnakeInternalForceMatrix2D(nPoints,alpha,beta,gamma)

B=SnakeInternalForceMatrix3D(FV,alpha,beta,gamma)

ErrorData3D(varargin)

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updated 3 years ago

Plot to Bitmap by Dirk-Jan Kroon

Plot lines (and text) directly into a bitmap, including filled polygons. (bitmap, image, text)

I=bitmapplot(x,y,Ibackground,options)

I=bitmaptext(lines,I,pos,options)

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updated 3 years ago

Accurate Fast Marching by Dirk-Jan Kroon

Multistencils second order Fast Marching 2D and 3D including rk4 shortest path and skeletonize (msfm, multistencils, multi stencils)

S=skeleton(I,verbose)

ShortestLine=shortestpath(DistanceMap,StartPoint,SourcePo...

[Fy,Fx,Fz]=pointmin(I)

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updated 3 years ago

MenuBar by Dirk-Jan Kroon

Create Menu Bar (s) on any location in a figure window (menubar, uipanel, uicontextmenu)

menubar(varargin)

test(varargin)

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updated 3 years ago

structfind by Dirk-Jan Kroon

Search for a value, cell or string inside a Matlab struct (structfind, struct, find)

index=structfind(a,field,value)

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updated 3 years ago

GPUCONV2 by Dirk-Jan Kroon

Example, Matlab R2010B Cuda CONV2 on GPU using Cuda kernels (cuda, conv2, gpu)

gpuconv2(A,B,SHAPE)

nvcc(varargin)

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updated 3 years ago

NVCC cuda compiler wraper by Dirk-Jan Kroon

Compile cuda kernels in Matlab, like nvcc('example.cu') (cuda, kernel, cuda kernel)

nvcc(varargin)

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updated almost 4 years ago

Viola Jones Object Detection by Dirk-Jan Kroon

Viola Jones Object detection using OpenCV trained classifiers (opencv, xml, face)

ConvertHaarcasadeXMLOpenCV(filename)

GetIntergralImages(Picture,Options)

HaarCasadeObjectDetection(IntegralImages,HaarCasade,Optio...

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updated almost 4 years ago

Reset M-lint files by Dirk-Jan Kroon

Removes, M-lint caused your previous MATLAB session to terminate unexpectedly (red, mlint, r2010a)

ResetMlint

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updated almost 4 years ago

FMINLBFGS: Fast Limited Memory Optimizer by Dirk-Jan Kroon

Quasi newton limited memory BFGS and Steepest decent optimizer for large amount of unknowns (optimization, optimizer, bfgs)

fminlbfgs.m

myfun(x)

example.m

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updated almost 4 years ago

HexCompare by Dirk-Jan Kroon

Basic hex editor for viewing and comparing files (hexedit, hex, edit)

hexcompare(varargin)

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updated almost 4 years ago

Fast Non-Local Means 1D, 2D Color and 3D by Dirk-Jan Kroon

NL-means image and signal denoising filter based on similarity between pixel patches (nonlocal, means, nlmeans)

J=NLMF(I,Options)

NLMF2Dtree(I, Options)

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updated almost 4 years ago

Image Edge Enhancing Coherence Filter Toolbox by Dirk-Jan Kroon

Advanced 2D/3D noise removal and edge enhancing with anisotropic diffusion filtering ( Weickert ) (scheme, diffusion scheme, diffusion)

CoherenceFilter(u,Options)

D=derivatives(I,option)

I=imgaussian(I,sigma,siz)

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updated almost 4 years ago

OpenSURF (including Image Warp) by Dirk-Jan Kroon

SURF (Speeded Up Robust Features) image feature point detection / matching, as in SIFT (registration, surf, opensurf)

D=FastHessian_BuildDerivative(r,c,t,m,b)

Iout=affine_warp(Iin,M,mode)

PaintSURF(I, ipts)

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updated 4 years ago

Demo files from Image Processing Webinar by Robert Bemis

This package contains demos that were used during an Image Processing webinar (tutorial, example, image processing)

demo1_segment_rice.m

demo2_wshed_segment_afm.m

demo3_morph_segment_cell.m

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updated 4 years ago

Separate Kernel in 1D kernels by Dirk-Jan Kroon

Decompose an arbitrary N dimensional filtering kernel into 1D kernels, for faster filtering (image, 2d, 3d)

[K1 KN ERR]=SeparateKernel(H)

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updated 4 years ago

Read Truevision TARGA images by Dirk-Jan Kroon

Truevision TARGA file-format image reader, for extensions TGA, VDA, ICB VST (truevision, targa, tga)

tga_read_header(fname)

tga_read_image(info)

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updated 4 years ago

Texture Patch by Dirk-Jan Kroon

Show a 3D triangulated mesh ( patch ) with a texture (texture, patch, 3d)

mouse3d(varargin)

patcht(FF,VV,TF,VT,I,Options)

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updated 4 years ago

mouse3d by Dirk-Jan Kroon

Easily zoom, pan, rotate the camera in a Matlab axis with left/center/right mouse button (mouse, mouse control, 3d)

mouse3d(varargin)

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updated 4 years ago

Mesh2Tetra by Dirk-Jan Kroon

Convert a closed triangulated mesh to a tetrahedron volume ( like constrained Delaunay ) (constrained delaunay, delaunay, delaunayn)

C=PointToClosestPointOnPlane(A,B,C,P)

Faces=GetRemainingFaces(T,F,V)

InsidePoints3D(V,F)

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