Tensor Voting Framework

Implementation of the 2D medioni tensor framework

bugs.NOTE:* Line 70 in create_stick_tensorfield is not part of Medioini's description of the tensor stick field, however it was added to make the tensor field the same as the diagrams in Medioni's text. To

Diffusion Tensor Field (DTI) Visualization

This function plots 3D symmetric positive definite matrices as a field of Gaussian ellipsoids.

The plotDTI function plots a single tensor, a row of tensors, or a 2D field of tensors as Gaussian ellipsoids. The tensors must be given as 3x3 symmetric positive definite matrices.

uFVM

Learning the Finite Volume Method in CFD with MATLAB Programming

Diffusion Tensor Field (DTI and Higher-Order) Visualization

Plots a field of any even-order Positive-Definite Tensors as spherical functions.

This function plots a 2D field of 3D even-order tensors as spherical functions. The 3D tensors must be given as a list of the unique tensor coefficients. The field can contain either a single tensor

COSMOSS

COSMOSS is a Coupled OScillator MOdel Spectrum Simulator

FiberQ

Automatic quantification of dna fibers from fluorescent images

StressField2D-Investigator

Investigating 2D stress field via principal stress lines, stress field visualization

# StressField2D_Investigator_exportedSuccessfully tested on Matlab R2019a and subsequent versions# Functionality:Principal stress lines (PSLs) based 2D stress field investigation.The program allows

Fourier based method for rapid magnetic field perturbation calculation with susceptibility tensors

An algorithm implementing the Fourier transform of Maxwell’s equations in tensor form

# Method:This algorithm implements the Fourier transform of Maxwell’s equations in tensor form, allowing for the forward calculation of induced field from a cylinder of known susceptibility in 3D.In

fanDTasia ToolBox

A library for DW-MRI Processing, DTI & DKI Estimation, Higher-Order Tensor analysis & Visualization.

A Matlab library for Diffusion Weighted MRI (DW-MRI) Processing, Diffusion Tensor (DTI) Estimation, Diffusion Kurtosis (DKI) Estimation, Higher-order Diffusion Tensor Analysis, Tensor ODF estimation

GMGS-3D

A Geometric Multigrid Solver for Large-scale Static Finite Element Simulation on 3D Cartesian Mesh

# TargetOut of academic use, "GMGS-3D" is designed to generate the high-resolution data sets of vector (displacement) or 2nd-order tensor (stress) field with the NORMAL PC within an AFFORDABLE time

Fast Eigenvalue Computation of Massive 3-by-3 Real Symmetric Matrices

For multiple 3x3 real symmetric matrices, vectorized matrix operations, support GPU computation

, stress/tensile strength computation on tensor fields, three dimensional diffusion processes, determining the rotation axes of a motion field, etc....Syntax: [eigenvalue1,eigenvalue2,eigenvalue3] =

DTI and Fiber Tracking

Diffusion MRI (DTI), calculates FA, ADC, Vector Field, and will track and visualize neural tracts.

Straightforward Diffusion MRI (DTI) and Fiber Tracking (FT) functions and examples.DTI.m, will calculate the Apparent Diffusion Coefficient(ADC), fractional anistropy (FA), and diffusion tensor field

smoothn

SMOOTHN allows automatized and robust smoothing in arbitrary dimension w/wo missing values

multicomponent noisy array (e.g. time series, images, 3D data, 3D vector fields, tensors...). To smooth a vector field or multi-component data, Y must be a cell array. For example, if you need to smooth a 3-D

Structure Array Conversions

convert between the various ways arrays can be stored in structures (Structure array)

you can store n-dimensional arrays (aka tensors, multidimensional arrays, or nd-array) of cells or numerical types in structures (Structure array).- ***(A)*** structure with an nd-array in each field

Two Body Orbit Propagation (non-spherical Earth)

Satellite Gravity Field Missions: Simulation Scenarios

velocities, accelerations, and for GOCE the tensor components for specified gravity fields and reference frame specifications. The simulation scenarios are simplified in so far as there is no noise on the data

Toolbox image

A toolbox that contains image processing functions

Toolbox signal

Signal processing related functions.

Toolbox diffc

A toolbox to perform differential calculus on a matrix.

B-spline Grid, Image and Point based Registration

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

, Linux (and Mac OS?)Some Features:- 2-D / 3-D Eulerian strain tensor images can be made from the transformations fields. For example to describe cardiac motion in the images.- Landmarks can be used for

local depth map (disparity map) estimation from light fields

A function to explain a stereo-like taxonomy to be used in light field depth estimation

measurement;angular information;cost tensor;depth map estimation;lens;light fields;optimization algorithm;single camera;spatial information;stereo depth-map algorithms;stereo-like taxonomy;support weight

Nonlinear Coupled Diffusion

This package implements isotropic nonlinear scalar valued/ coupled vector/matrix valued diffusion.

The code supports homogeneous and linear and nonlinear (Total Variation and Edge Enhancing flow) isotropic diffusion of arbitrary dimensioned fields(scalar~grayscale image, vector ~ color image and

Joint Anisotropic Wiener filter for Diffusion Weighted MRI

Denoises Diffusion Weighted MRI volumes corrupted with stationary Rician noise

volumes either). Use this m-file to denoise your DW-MRI data BEFORE estimating your diffusion tensor volume or your field of ODFs.This software filters the image in the mean squared error sense using a

Asteroid Shape Data Explorer

Explores published asteroid shape models and computes asteroid inertial moments and gravitational fields assuming constant density.

convexhull, boundary, and alphashape to find the surface area and volume, writes an stl file useful for 3d-printing, voxelizes the interior of an asteroid mesh, and computes the inertial tensor and

Mann Turbulence Generator for MATLAB

Turbulence box generation using Mann model in Matlab (experimental product)

turbulence using a spectral tensor. The model is commonly used in wind-energy applications to generate spatially coherent turbulent wind fields.The generated velocity fluctuations are```mathu'(x,y,z), \quad

3D iso-contour of swirling strength (vorticity) in channel

An example of visualising an instantaneous vorticity field in channel flow. The vorticity field is calculated using swirling strength.

: 'MAIN_swirling_strength.m', 'get_swirling_strength.m', 'get_velocity_tensor.m', 'get_km.m', 'get_3d.m' and 'cheb.m'. There is one dataset for the instantaneous velocity field: 'velocity_for_swirling_strength.mat'. To run the

MATLAB Support for MinGW-w64 C/C++/Fortran Compiler

Install the MinGW-w64 C/C++/Fortran compiler for Windows

Optimally Oriented Flux (OOF) for 3D Curvilinear Structure

Optimally Oriented Flux curvilinear structure descriptor

computation of OOF. (N-D vector) opts: A matlab struct. It contains 4 fields to specify 4 optional settings of OOF. If opts or any of these fields of opts is missing, default values are used. (Optional, struct

MaxPol Smoothing and Differentiation Package

MaxPol is a numerical differentiation toolbox for signal and image processing

polynomial accuracy(5) 2D Derivative Kernels with Steering moments(6) Intuitive examples in Signal and Image processingWhich disciplinary fields can use this package? MaxPol package provides comprehensive

TPROD -- arbitary tensor products between n-d arrays

TPROD -- efficiently allows any type of tensor product between 2 multi-dimensional arrays

tprodMatlab library for simple tensor operations using Einstein summation convention semanticsThis function computes a generalized multi-dimensional matrix product based upon the einstein summation

Phase Plane and Slope Field apps

You can use the Phase Plane and Slope Field apps to qualitatively analyze ordinary differential equations (ODEs).

Slope Field and Phase Plane apps have been written entirely from scratch in MATLAB App Designer using modern MATLAB coding practices. This makes the new apps easier to maintain, edit, and use.Getting

n-Mode Tensor - Matrix Product

Calculates the n-mode product between a tensor and a matrix.

according to the definition of De Lathauwer and as referenced by many papers.B = A (x)_n U((x)_n: is the multiplication operator, see screenshot!)where: A: tensor of R^( I_1 × I_2 × .. I_n × ..

Tensor-Based Channel Estimation for Dual-Polarized MIMO

Tensor-Based Channel Estimation for Dual-Polarized Massive MIMO Systems

This is a demo for our paper:C. Qian, X. Fu, N. D. Sidiropoulos and Y. Yang, "Tensor-Based Channel Estimation for Dual-Polarized Massive MIMO Systems," in IEEE Transactions on Signal Processing.doi

isempty_field - Easily check whether a deeply nested field is empty or non-existent

This function checks if a field is empty/non-existent without needing its parent fields to exist

tf = isempty_field(S,fname)This function checks whether a field is empty/non-existent. It is particularly useful when we want to check whether adeeply nested field is empty, but are unsure if the

PPML_new

Periodically Patterned MultiLayer - Electromagnetic properties of patterned multilayers based on RCWA - FMM

- calculation of E and H fields inside the structureThe 2-d solver allows to work with arbitrarily shaped unit cells with arbitrary permittivity distribution (tensor with non-zero xx, xy, yx, and zz components

Communications Toolbox Support Package for RTL-SDR Radio

Acquire RF data using RTL-SDR.

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

A set of tools for working with light field (aka plenoptic) imagery in Matlab

This is a set of tools for working with light field (aka plenoptic) imagery in Matlab. Features include decoding, camera calibration, rectification, colour correction and visualization of light

Communications Toolbox Support Package for Analog Devices ADALM-Pluto Radio

Prototype and test software-defined radio (SDR) systems using ADALM-PLUTO with MATLAB and Simulink

Embedded Coder Support Package for ARM Cortex-M Processors

Generate code optimized for Cortex-M processors.

Data Acquisition Toolbox Support Package for National Instruments NI-DAQmx Devices

Acquire and analyze data from NI-DAQmx devices.

Simulink Real-Time Target Support Package

Tools to compile a real-time application that runs on a Speedgoat target computer

Instrument Control Toolbox Support Package for National Instruments NI-SWITCH Hardware

Control and acquire data from NI-SWITCH devices.

deprecated -- Light Field Toolbox v0.2 -- v0.3 now available

A set of tools for working with light field (aka plenoptic) imagery in Matlab

This has been superseded by v0.3, http://www.mathworks.com/matlabcentral/fileexchange/48405-light-field-toolbox-v0-3This is a set of tools for working with light field (aka plenoptic) imagery in

AI-mag

AI-mag: Inductor Modeling and Design with FEM and Artificial Neural Network

reproduce the figures of merit (MATLAB or Python Keras and TensorFlow)Using the ANNs, quickly generate accurate inductor designs (without solving any FEM model)Multi-objective data exploration with a GUIThe

Light Field Toolbox v0.4 -- deprecated, v0.5 available now

A set of tools for working with light field (aka plenoptic) imagery in Matlab

Get the new toolbox here: https://au.mathworks.com/matlabcentral/fileexchange/75250-light-field-toolboxThis is a set of tools for working with light field (aka plenoptic) imagery in Matlab. Features

Optical Design and Simulation Library for Image Processing Toolbox

Optical design and simulation, ray tracing, spot diagrams, aberrations, lens distortion, and field curvature analysis

Extended depth-of-field

Generate low-noise extended depth-of-field image from focus sequence

This function generates an extended depth-of-field image (also referred to as all-in-focus image) from a focus sequence using the noise-robust selective all-in-focus algorithm [1]. Input images may

Accelerating speech prosthesis development with Simulink

Accelerating speech prosthesis development with Simulink-based real-time neural decoding and audio synthesis

TensorFlow based machine learning models to map neural activity to the inputs of vocal synthesis algorithms. At present we employ LSTM and Transformer based models for mapping and we employ both physics based

Transform Tensor

Transformation of a 3D-tensor of any order to another coordinate system.

FUNCTION otr = transform(itr,tmx)PARAMETERSotr = output tensor, after transformation; has the same dimensions as the input tensoritr = input tensor, before transformation; should be a 3-element

Forward field-shift calculation for MRI

Superfast MRI field shift calculation based on a known susceptibility distribution.

resolution, without memory problems. Explanation and references:The presented algorithm is an efficient implementation of the Fourier-based procedure to calculate the susceptibility-induced field-shift if an

Matched-field processing method for leak detection in a pipe

Matlab code for the matched-field processing (MFP) method for leak detection in a pipe

This is the Matlab code for the matched-field processing (MFP) method for leak detection in a pipe.This code was used to obtain the results inX. Wang and M. S. Ghidaoui, Pipeline leakage detection

structure tensor - introduction and tutorial

Comprehensive intro to structure tensors both in 2D and 3D

Tutorial on structure tensors. Normally associated with image processing and structure inference, this code provides a completely encapsulated package to explain and demonstrate the use of structure

Speed - Field Control of DC Shunt Motor.

Speed variation is accomplished by means of a variable resistance inserted in series with the shunt field. An increase in con

Speed variation is accomplished by means of a variable resistance inserted in series with the shunt field. An increase in controlling resistances reduces the field current with a reduction in flux

Wind field simulation (text-based input)

Simulation of spatially correlated wind velocity time-histories

https://se.mathworks.com/matlabcentral/fileexchange/68632-wind-field-simulation-the-fast-version.SummaryA method to simulate spatially correlated turbulent wind histories is implemented following [1,2].Two possible vertical wind profiles and two possible wind spectra are implemented. The user is free to

dmrimatlab

This is complete Matlab toolbox (including multi-threaded C/C++-mex code) for diffusion MRI processing.

: http://www.lpi.tel.uva.es/dmrilab). It works with both Matlab (multi-platform) and GNU Octave (Linux, by now).It includes:- The classical Diffusion Tensor Imaging (DTI) formalism with linear and non-linear signal fitting.- Diffusion

Fast Antenna Array Diagnosis from a Small Number of Far-Field Measurements

This software package developed for antenna array diagnosis from far-field measurements.

linear relationship relating the difference of the far-field radiation patterns between the reference array and the antenna under test. Three sparse based recovery approaches namely the minimization of the

Simulink Coder Support Package for NXP FRDM-KL25Z Board

Generate and deploy code for NXP FRDM-KL25Z.

AACAM - Realistic Depth of Field Rendering in Matlab 3D Figures

Realistic rendering of depth of field in Matlab 3D plots using focal length and aperture size.

Say 'hello' to your brand new Matlab 3D camera. The matlab function aacam.m uses brute force simulation to enable realistic depth of field rendering in 3D plots. It allows you to specify focal length

Tensor Utilities

Tensor Utilites for Tensor Manipulations

Tensor utilities for tensor operations like contractions, sub-tensor extractions, outer-products, tensor permutations, and matrix unfoldings. Some of these are operations which have the Kronecker

Rotating Magnetic Field Study for Three-phase AC Motor

Rotating Magnetic Field Study for Three-phase AC Motor

3D Magnetic Field Computation of a Straight Wire of Finite Length using Biot-Savart's Law

Here I compute magnetic field of a wire using finite element method

A finite wire is divided into many small segments and field from each segments is summed to get overall magnetic field of a wire in a 3D space. At the end, quiver plots are shown to visualize the