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updated 5 days ago

Load Leica LIF File by Ron Hoebe

Load Leica LIF File (data import, 3d, 2d)

ci_loadLif(filename, getonlynumberofelements, number)

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updated 13 days ago

Plot a circle in 3D by Andreas Schmid

The function plots a circle with user defined radius, position and direction (plot, circle, 3d)

circle_3D(r, M, n)

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updated 14 days ago

clickz by Chad Greene

Easily get z values of pcolor or image plots from mouse clicks. (pcolor, image, imagesc)

clickz documentation

clickz(varargin)

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updated 21 days ago

Add Single Light Object by Michael Kutzer

Create single light object. (graphics, plotting, 3d)

addSingleLight(axs)

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updated 25 days ago

Computational Geometry Toolbox by George Papazafeiropoulos

Convex hull, mesh generation, Delaunay triangulation, Voronoi diagram and other algorithms. (bounding box, concave, convex)

Bounding box of a random point set in 2-dimensional space

Bounding box of a random point set in 3-dimensional space

Bounding box of a random point set in 4-dimensional space

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updated 1 month ago

seta by Orlando Rodríguez

Three-dimensional arrow coordinates. (annotation, customization, arrow)

seta( r1 , r2 )

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updated 1 month ago

triparabolic interpolation by Orlando Rodríguez

Triparabolic function interpolation and calculation of derivatives. (3d, approximation, interpolation)

triparinterp(x,y,z,f,nodes)

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updated 1 month ago

Pointsinpolyhedron-Test if points are in polyhedron by guo YuFei

Test if points are inside/outside/on single material or multi-material triangulated polyhedron (point, points, polyhedron)

Tutorial and examples of PINPOLYHEDRON function

first_step.m

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updated 1 month ago

Finite Element Triangular Mesh Generator by Kehinde OROLU

This function generates triangular mesh for a rectangular shape structure for FEM analysis (mesh, finite element analys..., matrix)

femTriangularMeshGenerator(Lx,Ly,Nx,NE)

FEMmeshExample.m

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updated 1 month ago

vector3 by Paul Kassebaum

3-D vector plot. (3d, vector, field)

vector3(x,y,z,u,v,w,varargin)

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updated 1 month ago

Find 3D Normals and Curvature by Zachary Taylor

Fast normal and curvature estimation for sparse point clouds (normals, point cloud, 3d)

findPointNormals(points, numNeighbours, viewPoint, dirLar...

Demo.m

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updated 1 month ago

Imagine by Christian Wuerslin

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

Imagine

fLiveWireCalcP.m

fLiveWireGetPath.m

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updated 1 month ago

ColorBrewer: Attractive and Distinctive Colormaps by Stephen Cobeldick

The complete palette of ColorBrewer colormaps. Simple selection by scheme name and map length. (colormap, colorbrewer, rgb)

brewermap(N,scheme)

brewermap_read(man)

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updated 1 month ago

IGES Toolbox by Per Bergström

Extracts parameter data in an IGES file to Matlab. (iges, toolbox, data import)

projIGES.m

transformSTL.m

transformIGES.m

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updated 1 month ago

punctureSurface by Paul Kassebaum

Create a 3D printable meshed surface (3d printing, stl, mesh)

punctureSurface(manifold, boundVert, holeSize, shellThick...

tPunctureSurface.m

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updated 2 months ago

Generate an Image from 3D points by Zachary Taylor

Converts a point cloud into an image (point cloud, 3d, image generation)

points2Image( points, imageSize, cam, tform, pointRadius,...

Demo.m

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updated 2 months ago

geom3d by David Legland

Library to handle 3D geometric primitives: create, intersect, display, and make basic computations (potw, pick of the week, 3d)

demoDrawTubularMesh

demoGeom3d

demoInertiaEllipsoid

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updated 3 months ago

Knots & Tubes by Enrico Bertolazzi

Generate tubes from 3D curves and plot knots from closed curves. (tube, knots, plotting)

gen_23torus

gen_5foil

gen_8knot

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updated 3 months ago

Draw a 3D airplane by Chad Greene

Draw a very simple 3D airplane and animate it too (c130, airplane, animation)

c130 documentation

c130(varargin)

xyz2rpy(x,y,z,RollFactor)

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updated 3 months ago

meshArea.m by Thomas

Calculate the area of a triangular irregular network (point cloud, tin, mesh)

meshArea(faces, points)

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updated 3 months ago

3D structuring element (sphere) by Luke Xie

strel3d creates a sphere as a 3D structuring element, which is important for 3D datasets (3d, morphology, image processing)

se=strel3d(sesize)

example.m

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updated 3 months ago

calc_meshdata by Immanuel Anjam

Calculates the affine transformations for integration in 2D/3D via the unit triangle/tetrahedron. (integration, 2d, unit reference triang...)

[X,W]=inttri(p)

[x,y]=geom(bs,s)

amsv (ama,svx)

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updated 4 months ago

octree - partitioning 3D points into spatial subvolumes by Sven

OcTree recursively splits a large set of points into smaller subvolumes. A QuadTree but in 3D. (stl, space, volume)

OcTree

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updated 4 months ago

ICP Registration using Efficient Variants and Multi-Resolution Scheme by Tolga Birdal

A fast, robust ICP, which is designed to work in hard scenarios e.g. clutter or bad initializations (iterative closest poi..., icp, registration)

M=get_transform_mat(par)

[Pose]=icp_mod_point_plane_pyr(SrcPC, SrcN, DstPC, DstN, ...

[SrcSample, SrcSampleNormals]=sample_pc_uniform(Src, Norm...

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updated 4 months ago

Export figure to 3D interactive PDF by Ioannis Filippidis

Export figure as U3D file or directly to 3D interactive graphics within PDF. (3d, u3d, graphics)

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updated 4 months ago

unit_opt.zip by Traian Emanuel Abrudan

A toolbox for optimization under unitary matrix contraint (optimization, matrix, unitary)

S_out=skew(S_in)

[W_final,J_dB,E_dB,U_dB]=riemann_grad_unit_opt(W0,grad_me...

cf_eval(Wk)

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updated 5 months ago

Cubehelix Colormaps by Stephen Cobeldick

Attractive full-color colormaps that also print in grayscale (keeping the sequence information). (colormap, color scheme, color)

cubehelix(N,start,rots,hue,gamma,rng)

cubehelix_find(map)

cubehelix_view(start,rots,hue,gamma,rng)

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updated 5 months ago

fastscatter.m by Aslak Grinsted

A much faster scatterplot (scatter, scatterplot, points)

h=fastscatter(X,Y,C,varargin)

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updated 5 months ago

imshow4 by Jiri Chmelik

Function for 2D/3D/4D image view. (image, image analysis, visualization)

imshow4(varargin)

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updated 6 months ago

Depth map from a light field by Francisco Calderon

A function to explain a stereo-like taxonomy to be used in a light field (light, light field, depthmap)

Dept_vol_subpixel_2( LF, dmin, dmax ,angularop,outer,vare...

PlotDepthdisparity( figname,gt,dmin,dmax,ftitle )

shift_image(I,shift)

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updated 6 months ago

Curvature Estimationl On triangle mesh by Itzik Ben Shabat

Computes curvature and curvature derivative tensors in each vertex of a triangle meshes (curvature, mesh, computational geometr...)

GetCurvaturesAndDerivatives( FV,toggleDerivatives )

[FaceCMatrix,VertexCMatrix,Cmagnitude]=CalcCurvatureDeriv...

[FaceNormals]=CalcFaceNormals(FV)

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updated 7 months ago

C.A.G.D by Moustafa Mahmoud Abd El-Rahem

3D Computer Aided Geometric Design ToolBox (3d, cagd, cad)

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updated 7 months ago

plot_3D_ellipsoid.m by Farangis R

an ellipsoid with an arbitrary center and arbitrary axes (plot, 3d)

plot_3D_ellipsoid(ellipsoid_center, ellipsoid_semi_axis_l...

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updated 7 months ago

A Simple Finite Volume Solver for Matlab by Ehsan

A simple yet general purpose FVM solver for transient convection diffusion PDE (fvm, finite volume method, dirichlet)

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updated 9 months ago

ThreeVector by Daniel O'Shea

Draws three-pronged labeled axis vectors that indicate 3d plot rotation (plot, dataplot, figure)

ThreeVector

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updated 9 months 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 9 months ago

2D weighted histogram by Johannes

Calculates 2D weighted histogram and plots in color (histogram, weighted, bar)

hist2w(X,W,y,z,C)

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updated 9 months ago

DICOM View by Andrew Bazyk

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

DICOM_View

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updated 10 months ago

Dicom Operator - EsmeProcess by Jun Li

EsmeProcess functions dicom image operation including viewing, drawing, writing and statistic. (dicom, mask, header)

EsmeProcess Tutorial

[meanGL1, stdGL1, meanGL2, stdGL2, ...

addmenuitems.m

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updated 10 months ago

Canny edge detection in 2-D and 3-D by David Young

A Canny edge detector for two-dimensional image and three-dimensional volume data. (canny, edge detection, 3d)

canny(im, varargin)

checkattributes(a, classes, attributes)

exindex(arr, varargin)

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updated 10 months ago

Multi-frame view (figure shadows) by Luke Xie

Creates figure shadows - multiple shadows and multiple frames (shadow box, figure shadow, multiple frames)

multi_frame_view(files,we,be,ne,ie,gr)

example_script.m

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updated 10 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 10 months ago

3D rotation of 3D image by Alon Lanyado

3D rotation of 3D image (rotate, 3d, image)

rotImg3( img, teta, ax, method, pad )

rotationmat3D(r,Axis)

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updated 10 months ago

surf2solid - make a solid volume from a surface for 3D printing by Sven

Turns thin surfaces into closed solids by adding a flat base or offsetting by a given thickness. (stl, patch, mesh)

surf2solid(varargin)

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updated 11 months ago

Volumetric Data Explorer by Adam Filion

App for exploring higher dimensional data using volumetric visualizations and animation. (app, gui, visualization)

Data Explorer

calculatePixelSizes( availableSize, sizes, minSizes, padd...

callCallback( callback, varargin )

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updated 12 months ago

intriangulation - which points are inside a 3d watertight triangulation? by Johannes Korsawe

Are 3D-testpoints located inside or outside an arbitrary watertight mesh with vertices and faces? (inside, 3d, point)

intriangulation(vertices,faces,testp)

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updated 1 year ago

Hysteresis thresholding for 3D images (or 2D) by Luke Xie

Segments images based dual thresholding with 2D or 3D connectivity neighborhoods. (image processing, hysteresis, 3d)

[tri,hys]=hysteresis3d(img,t1,t2,conn)

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updated 1 year ago

MSH (fluent mesh) reader by Wouter

This function loads a fluent mesh (*.msh file) into an matlab struct. (mesh, import, fluent)

mshread( filelocation, disp_loading_progress )

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updated 1 year ago

Fast mutual information, joint entropy, and joint histogram calculation for N-D images by ja

Built for 'highest possible' speed. Can handle any number of dimensions, given sufficient memory. (joint histogram, joint entropy, nd)

ent(J,K)

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updated 1 year ago

Export Voxel Data by Cyprian Lewandowski

Export objects described in a logical matrix, label matrix or voxel list to STL and PovRay mesh2. (data export, logical matrix, label matrix)

ExportVoxelData(export_data, varargin)

N_3DAddMesh(faces, vertices, mesh_name, resample, smoothi...

N_3DAddVoxelData(Voxel_List, mesh_name, stl_file, pov_file)

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