image thumbnail

updated 3 days ago

Geometric measures in 2D/3D images by David Legland

Measure of geometric parameters in 2D or 3D images (surface area, perimeter, Euler Number...) (image analysis, particle analysis, region properties)

angle3Points(varargin)

angle3d(varargin)

anglePoints3d(varargin)

image thumbnail

updated 9 days 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

image thumbnail

updated 12 days ago

Peak Fitter by Tom O'Haver

Command-line peak fitter for time-series signals. Version 5.7, September, 2014 (chemistry, curve fitting, decomposition)

[FitResults,LowestError,baseline,BestStart,xi,yi,BootResu...

image thumbnail

updated 17 days 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...

image thumbnail

updated 23 days 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)

image thumbnail

updated 27 days ago

Advanced hline and vline by Hoi Wong

Draws horizontal/vertical lines in graphs. Accept axes handle and allows user to specify label posit (annotation, customization, horizontal line verti...)

hline(y, linePropertiesList, label, textPosition, textPro...

vline(x, linePropertiesList, label, textPosition, textPro...

image thumbnail

updated 27 days ago

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

image thumbnail

updated 1 month ago

PeakFinder by Nathanael Yoder

Quickly finds local maxima (peaks) or minima (valleys) in a noisy signal. (signal processing, maxima, minima)

peakfinder(x0, sel, thresh, extrema, include_endpoints)

image thumbnail

updated 1 month ago

FELICITY by Shawn Walker

Finite ELement Implementation and Computational Interface Tool for You (mathematics, finite element method, modeling)

Coarse_Square_Codim_1()

CompareFiles(File1,File2)

Convert_Interp_script_to_MEX(Main_Dir,Iscript,MEX_FileName)

image thumbnail

updated 2 months ago

Tree data structure as a MATLAB class by Jean-Yves Tinevez

A per-value class that implements a generic tree data structure. (matlab, data structure, tree)

image thumbnail

updated 2 months ago

boundedline: line plots with shaded error/confidence intervals by Kelly Kearney

Plot one or more lines with a shaded boundary (can represent error, confidence intervals, etc). (bounds line confidenc..., so well programmed, potw)

B=inpaint_nans(A,method)

boundedline(varargin)

outlinebounds(hl, hp)

image thumbnail

updated 2 months ago

Correlation based dynamic time warping of multivariate time series by Janos Abonyi

Combines DTW and PCA based similarity measures. (dtw, pca, multivariate time ser...)

dtwpca.m

pcaresid.m

pcaseg.m

image thumbnail

updated 2 months ago

Ancestral polytree by Guangdi Li

The code here provides the algorithm of learning ancestral polytree. (mathematics, statistics, modeling)

BFS_LocalPolytree( UPRMatric,MaxNode )

CITest_ChiTwoVar( MI, R, M, a )

ConditionalIndependentMatric( LGObj,a )

image thumbnail

updated 2 months ago

export_fig by Oliver Woodford

Exports figures nicely to a number of vector & bitmap formats. (data export, export figure, print)

image thumbnail

updated 2 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)

image thumbnail

updated 3 months ago

Chebfun V4 by Chebfun Team

Numerical computation with functions instead of numbers. (numerical analysis, interpolation, approximation)

A greedy algorithm for choosing interpolation points

A keyhole contour integral

A parameter dependent ODE with breakpoints

image thumbnail

updated 3 months ago

Fast Bilateral Filter by Kunal Chaudhury

Fast O(1) implementation of the bilateral and the joint (or cross) bilateral filter. (bilateral filter, nonlinear diffusion, edgepreserving diffus...)

maxFilter(inImg , w)

shiftableBF(inImg, sigmaS, sigmaR, w, tol)

shiftable_jointBF(inImg, rangeImg, sigmaS, sigmaR, w, tol)

image thumbnail

updated 3 months ago

Ray casting for deformable triangular 3D meshes by Vipin Vijayan

Ray casting or collision detection for deformable triangular 3D meshes. (triangular mesh, ray casting, collision detection)

opcodemeshdemo()

read_ply2(fileName)

opcodemesh

image thumbnail

updated 3 months ago

Fast Loop mesh subdivision by Dylan Muir

Subdivide a surface mesh, using Loop subdivision. Boundary- and shape-maintaining (surface, mesh, triangulation)

...

image thumbnail

updated 4 months ago

A suite of minimal bounding objects by John D'Errico

Suite of tools to compute minimal bounding circles, rectangles, triangles, spheres, incircles, etc. (miminum, bound, bounding)

incircle(x,y)

insphere(xyz,tri)

minboundcircle(x,y,hullflag)

image thumbnail

updated 4 months ago

Histogram of Oriented Gradients (HOG) code using Matlab by Sanyam Garg

Matlab code computes the HOG feature vector for any given image. (object detection, histogram of oriented..., hog)

hog_feature_vector(im)

image thumbnail

updated 4 months ago

G1 fitting with clothoids by Enrico Bertolazzi

Fits two points with assigned directions with a single clothoid curve (curvefitting, clothoid, fresnel)

image thumbnail

updated 4 months ago

Deep Learning Toolbox by Rasmus Berg Palm

Deep Belief Nets, Stacked Autoencoders, Convolutional Neural Nets and more. With examples. (machine learning, deep learning, autoencoder)

image thumbnail

updated 5 months ago

interpmask - interpolate (tween) logical masks by Sven

interpmask interpolates (or tweens) masks to transition smoothly between shapes in masks (mask, interp1, interpolation)

interpmask( varargin )

image thumbnail

updated 5 months ago

Surface Reconstruction using Implicit B-Splines by Mohammad Rouhani

Using Implicit B-Splines for Surface Reconstruction out of 3D point clouds. (computer vision, cad, surface reconstructio...)

H=RegMatrix3D(N)

IBSLevelSurf(P,ch,step)

P=IBSL3_3DTRI(r,N,L,pnt,tri)

image thumbnail

updated 5 months ago

Surface Reconstruction using Implicit Polynomials by Mohammad Rouhani

Using Implicit Polynomials for Surface Reconstruction out of 3D point clouds. (computer vision, cad, surface reconstructio...)

LevelSurf(c,ch,step)

[c,M]=L3_3DTRI(r,deg,pnt, tri)

[f, fx,fy,fz,fxx,fxy,fxz,fyy,fyz,fzz,fc]=Poly(deg,c,x,y,z)

image thumbnail

updated 5 months ago

polyfitn by John D'Errico

Polynomial modeling in 1 or n dimensions (polyfit, modeling, regression)

polyfitn_demo

polydern(p,diffvar)

polyfitn(indepvar,depvar,modelterms)

image thumbnail

updated 5 months ago

SLM - Shape Language Modeling by John D'Errico

Least squares spline modeling using shape primitives (spline, splines, cubic)

slm_tutorial

hermite2slm(harray)

lse(A,b,C,d,solverflag,weights)

image thumbnail

updated 5 months ago

Active geometric shape models by Quan Wang

The active geometric shape model is a novel approach for fitting geometric shapes in images. (image processing, mathematics, optimization)

AGSM Canvas

DD=myspline(D,theta)

GI=gaussianBlur(I,s)

image thumbnail

updated 5 months ago

Graph Agglomerative Clustering (GAC) toolbox by Wei Zhang

Graph Degree Linkage: Agglomerative Clustering on a Directed Graph. ECCV 2012. (statistics, data exploration, clustering)

image thumbnail

updated 6 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)

image thumbnail

updated 6 months ago

Dual quaternion toolbox by Guillaume Leclercq

This toolbox provides dual quaternion methods, focusing on 3D kinematics for points and lines. (quaternion, dual quaternion, geometric algebra)

EXAMPLE_FORWARD_KINEMATICS

AV2dquat(AV)

DQconj(dv,WHICHCONJ)

image thumbnail

updated 6 months ago

GMM-HMRF by Quan Wang

GMM-Based Hidden Markov Random Field for Color Image and 3D Volume Segmentation (image processing, optimization, pattern recognition)

GI=gaussianBlur(I,s)

GMM=get_GMM(X,Y,g)

GMM=get_GMM(X,Y,g)

image thumbnail

updated 6 months ago

Fast Gradient Vector Flow (GVF) by Quan Wang

This package implements the Gradient Vector Flow (GVF) in C++/MEX. (image processing, image segmentation, pattern recognition)

GI=gaussianBlur(I,s)

demo.m

image thumbnail

updated 6 months ago

GUI Layout Toolbox by Ben Tordoff

Layout management objects for MATLAB GUIs (gui, potw, layout)

callbackexample()

demoBrowser()

displayEndOfDemoMessage(filename)

image thumbnail

updated 7 months ago

Dynamic Time Warping (DTW) by Quan Wang

This package implements Dynamic Time Warping (DTW). (signal processing, machine learning, time series)

d=dtw(s,t,w)

demo_dtw.m

image thumbnail

updated 7 months ago

inpolyhedron - are points inside a triangulated volume? by Sven

Test if 3d points are inside a mesh. Or, voxelise a mask from a surface. Mesh can be non-convex too! (inpolygon, stl, mesh)

inpolyhedron(varargin)

image thumbnail

updated 7 months ago

How to make a 3D video in MATLAB by Arindam Bose

This program describes how to make a 3D video in MATLAB by using two shifted videos. (3d video, how to make a 3d vide..., 3d video code in matl...)

movie3dim.m

image thumbnail

updated 7 months ago

Easy 'n fast smoothing for 1-D to N-D data by Damien Garcia

SMOOTHN allows automatized and robust smoothing in arbitrary dimension w/wo missing values (image processing, signal processing, statistics)

smoothn(varargin)

image thumbnail

updated 7 months ago

shadedErrorBar by Rob Campbell

Creates an attractive shaded error region rather than discrete bars. (plot, error bar, confidence interval)

varargout=shadedErrorBar(x,y,errBar,lineProps,transparent)

image thumbnail

updated 8 months ago

Moving window standard deviation by John D'Errico

A (fast) windowed std on a time series (standard deviation, std, window)

movingstd(x,k,windowmode)

image thumbnail

updated 8 months ago

Hybrid Particle Swarm Optimization and Gravitational Search Algorithm (PSOGSA) by Seyedali Mirjalili

PSOGSA is the efficient combination of PSO and GSA. (psogsa, hybrid pso and gsa, hybrid particle swarm...)

PSOGSA.m

benchmark_functions.m

benchmark_functions_details.m

image thumbnail

updated 8 months ago

ROC curve by Giuseppe Cardillo

compute a ROC curve (statistics, probability, roc)

ROCout=roc(varargin)

image thumbnail

updated 8 months ago

Texture-Aware Fast Global Level Set Evolution by Souleymane

This work presents a two phase image segmentation strategy using the level set method. (level set method, partial differential ..., gpu)

Initial_Mask( binary_image )

TAFGLSE.m

image thumbnail

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...

image thumbnail

updated 8 months ago

Gaussian Mixture Probability Hypothesis Density Filter (GM-PHD) by Bryan Clarke

Implementation of the Gaussian mixture probability hypothesis density filter GM-PHD. (probability hypothesi..., tracking, ospa)

CalculateOSPAMetric(X, Y, cutoff_c, order_p)

Calculate_Jacobian_H(xS, yS, xL, yL, vxL, vyL)

ConvertPlusMinusPi(theta)

image thumbnail

updated 8 months 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. (cosfire, keypoint, feature)

COSFIRE_Application(example)

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

Parameters(type)

image thumbnail

updated 9 months ago

Support Vector Regression by Ronnie Clark

A MATLAB implementation of Support Vector Regression (SVR). (regression, nonlinear, machine learning)

svr(xdata,ydata,x,alpha, b, c, epsilon)

svr_test.m

image thumbnail

updated 9 months ago

A Fast and Robust Level Set Method for Image Segmentation Using Fuzzy Clustering and LBM by Souleymane

Here is the implementation of our paper IEEE TSMCB. 2012.2218233 (fuzzy cmeans fcm, image segmentation, intensity inhomogenei...)

Initial_Mask( binary_image )

FRLBM_Main.m

image thumbnail

updated 9 months ago

Bayesian robust hidden Markov model by Gabriel Agamennoni

MatLab object for segmenting sequences of real-valued data with noise, outliers and missing values. (hidden markov models, bayesian learning, sequence segmentation)

TestBRHMM()

(ConstructOnLoad) BRHMM %#ok

Contact us