Imagine by Christian Wuerslin

4D/3D image visualization and evaluation GUI. (3d, evaluation, image analysis)

Imagine App

OptimalColor(iNBins)

fEvalLineFWHM(SData, sSelectionType, hTexts)

imsurf: 3D images by Matthew Arthington

Plot images as 3D planes with full control over position and scale. (3d, surf, plot)

h=imsurf(imageIn,upperLeftPoint3,normal,imXDirVec,scale,var...

Surface areas of contour by HY

This function outputs surface areas within each contour and their heights. (area, contour, 3d)

ContourArea( C )

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

overlayVolume by J.A. Disselhorst

Displays 3 orthogonal slices from a 3D volume with optional overlay. (image processing, overlay, 3d)

overlayVolume

Three dimensional implementation of the Canny edge detection by boyexex

Can be used to detected surfaces from a 3D volume. (edge detection, 3d, canny edge)

canny3D(im, filsize, sigma, th_up, th_low)

hysteresis(im,im_mag,th_low)

nonmax_sup(imfil_x,imfil_y,imfil_z,th_up, th_low)

Scalable Vector Graphics (SVG) Export of Figures by Juerg Schwizer

Converts 3D and 2D MATLAB plots to the scalable vector format (SVG). (plot2svg, svg filters, 3d)

demo_svg_water

plot2svg.m

simulink2svg

Stereo Matching by Wim Abbeloos

A GUI demonstrates an efficient stereo matching algorithm. (disparity, algorithm, computer vision)

Stereo Matching

polyfit(x,y,n)

stereomatch(imgleft, imgright, windowsize, disparity, spacc...

Ray Tracing Volume Renderer by Scott Robertson

Renders a 3D volume according to a intensity indexed color map and opacity map via ray tracing. (medical imaging, image processing, volume rendering)

ParallelRayGenerator3d(volume,dimx,dimy,raystep)

volumeRenderDemo.m

Create a non Isotropic 3D Gaussian Point Spread Function (PSF) by Christopher Coello

Create an isotropic or non isotropic 3D Gaussian PSF (image processing, point spread function, 3d)

nonIsotropicGaussianPSF(inSigma,varargin)

Function for Viewing MRI Slices by Aras

Allows the viewing of slices of MRI data in the NIFTI format. (nifti, mri, slice)

splic(x,y,z,t)

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

Hardware accelerated 3D viewer for MATLAB by Jean-Yves Tinevez

A set of demonstrations that show how to install and use an accelerated 3D viewer for MATLAB. (3d, image processing, image visualization)

Quick Structured Mesh Generator by Tolga Birdal

Fast generation of structured meshes given the vertices (MEX!). Interpolation/resizing of the mesh. (3d, point cloud, interpolate)

[]=make_mesh_structured()

drawMesh(vertex, face, varargin)

Kinect Matlab by Dirk-Jan Kroon

Microsoft Kinect, OpenNI wrapper, Skeleton, Depth (2d, kinect, wrapper)

J=imagemax(Iin)

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

compile_cpp_files(OpenNiPath)

Widefield Fluorescence Microscope point-spread function by Praveen Pankajakshan

Generate the point-spread function for a widefield fluorescence microscope (psf, fluorescence, 3d)

maxintensityproj(I, ndir)

wfmpsf(lambdaEx, lambdaEm, numAper, magObj, rindexObj, ...

Match Plot by Li yang Ku

Draw matching lines between corresponding points in two image. Useful for SIFT feature matching. (plot, match, line)

match_plot(img1,img2,points1,points2)

Viewer3D by Dirk-Jan Kroon

MIP, Color, Slice and Shaded 3D (shearwarp) Volume Rendering, interactive 3D view/measurement GUI (3d, dicom, mip)

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

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

ErrorData3D(varargin)

2D - 2D Projective Homography (3x3) Estimation by SasiKanth

This function estimates 2D-2D projective homography between two images. (homography, 250 and i found this ..., signal processing)

homography( i1, i2)

meshCanopy by Sean de

Display a mesh above a grayscale image (mesh, slice, colormap)

meshCanopy(I,Mdata,Mmap,height)

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, 3d, denoising)

J=NLMF(I,Options)

NLMF2Dtree(I, Options)

Image Edge Enhancing Coherence Filter Toolbox by Dirk-Jan Kroon

Advanced 2D/3D noise removal and edge enhancing with anisotropic diffusion filtering ( Weickert ) (3d, ridge, image enhancement)

CoherenceFilter(u,Options)

D=derivatives(I,option)

I=imgaussian(I,sigma,siz)

MERGING 3D POINT CLOUDS WITH RADIOMETRIC ENHANCEMENT by Ulas Yilmaz

Modules for radiometric enhancement of colored 3D point clouds by propagating colors (point clouds, nearest neighbor, laser scanner)

cpropagate(clouds,matchmethod,searchmethod,varargin)

cnnsearch.m

cnnsearchTest.m

RAPID RADIOMETRIC ENHANCEMENT OF COLORED 3D POINT CLOUDS USING COLOR BALANCING by Ulas Yilmaz

Modules for radiometric enhancement of colored 3D point clouds using color balancing (image processing, 3d, radiometric enhanceme...)

cbalance(clouds,varargin)

cbalanceTest.m

Drawing Color Histograms and Color Clouds by Chaitanya Sai Gaddam

Matlab code to plot color histograms and color clouds (color histogram, 3d array, colour clourds)

createColorHistograms(im_str)

ind2patch by Kevin Moerman

Allows plotting of patch data (slices and voxels) for 3D images for selected voxels (image, patch, 3d)

[F,V,C]=ind2patch(IND,M,ptype)

Surf3D by James Ramm

Plots upper and lower surfaces of a layer, calculates and plots the boundary faces (geophysics, visualization, geology)

ThreedDemo()

[R]=NanMat(Data,GridSize,varargin)

[hLight]=Surf3D(LayerN,R,Z,Xn,Yn)

Absolute Orientation by Christian Wengert

Computes the transformation to register two corresponding 3D point sets. (image processing, registration, 3d)

absoluteOrientationQuaternion( A, B, doScale)

imtranslate by Sean de

Affine translates a 2D image or 3D volume. (affine translation, image processing, translation)

imtranslate(I, translation, F, method, same_size)

imgaussian by Dirk-Jan Kroon

Fast Gaussian filtering of 1D, 2D greyscale / color image or 3D image volume. (2d, filter, filtering)

I=imgaussian(I,sigma,siz)

imagescnan.m v2.1 (Aug 2009) by Carlos Adrian Vargas Aguilera

Same as IMAGESC but ignores NaNs. (color freeze, surf, imagesc)

imagescnan(varargin)

surfo by Andres

workaround for surface lighting with OpenGL (plot, surf, surface)

facenorm(X,Y,Z)

surfo(varargin)

label2rgb3D by payel ghosh

Creates a 4D rgb image from a 3D label image. (color, label2rgb, 3d)

rgb3d=label2rgb3d(varargin)