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VIRTUAL ELEMENT RETRIEVAL IN MIXED REALITY [PDF]

open access: yesISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2022
The application of mixed reality visualisation in construction engineering requires accurate placement and retrieval of virtual models within the real world, which depends on the localisation accuracy.
M. Radanovic   +4 more
doaj   +1 more source

Study of the enwrapping of the front profiles of the active elements of a three-screw compressor [PDF]

open access: yesMATEC Web of Conferences, 2022
The paper proposes a method for identifying the front profile of a worm-type active element, consisting of a three-screw compressor. The purpose of this identification is to study the frontal enwrapping between the profiles of the driver and the driven ...
Baroiu N.   +4 more
doaj   +1 more source

Coupling linear virtual element and non-linear finite volume methods for poroelasticity

open access: yesComptes Rendus. Mécanique, 2023
Solving poroelastic problems on a single grid is of paramount importance in the applications, especially in geosciences. However, these applications sometimes require to work with meshes made of distorted cells.
Enchéry, Guillaume, Agélas, Léo
doaj   +1 more source

Discrete element parameter calibration of edible rose petals based on virtual stacking test

open access: yesShipin yu jixie, 2022
Objective: Calibration of discrete element simulation parameters of edible rose petals. Methods: The discrete element method was used to establish the discrete element model of flexible edible rose petals.
GOU Fu-qiang   +3 more
doaj   +1 more source

An Immersed Virtual Element Method Based on Interface Problems

open access: yesJournal of Harbin University of Science and Technology, 2023
An immersed virtual element method is developed to solve the second-order interface problems in two-dimensional space , which overcomes the problem that the constructed space cannot satisfy both the coordination and jump conditions. The key idea is to
MA Jun chi, SUO Yu yang
doaj   +1 more source

Virtual element approximations for two species model of the Advection-Diffusion-Reaction in poroelastic media

open access: yesMathematical Modelling and Analysis, 2022
This paper proposes virtual element methods for approximating the mathematical model consisting of coupled poroelastic and Advection-Diffusion-Reaction (ADR) equations.
Nitesh Verma, Sarvesh Kumar
doaj   +1 more source

Approaches to testing vehicle passive safety based on a virtual test bench and a digital twin [PDF]

open access: yesE3S Web of Conferences, 2021
The article presents the results of the implementation of work in the field of creating virtual test benches for testing vehicle passive safety in the event of an impact.
Bogdanov Dmitry   +2 more
doaj   +1 more source

An AR Map Virtual–Real Fusion Method Based on Element Recognition

open access: yesISPRS International Journal of Geo-Information, 2023
The application of AR to explore augmented map representation has become a research hotspot due to the growing application of AR in maps and geographic information in addition to the rising demand for automated map interpretation.
Zhangang Wang
doaj   +1 more source

A Coupled Overlapping Finite Element Method for Analyzing Underwater Acoustic Scattering Problems

open access: yesJournal of Marine Science and Engineering, 2023
It is found that the classic finite element method (FEM) requires much time for adequate meshes to acquire satisfactory numerical solutions, and is restricted to acoustic problems with low and middle frequencies.
Bin Jiang   +4 more
doaj   +1 more source

Virtual covariance matrix reconstruction-based adaptive beamforming for small aperture array.

open access: yesPLoS ONE, 2023
Recently, many robust adaptive beamforming (RAB) algorithms have been proposed to improve beamforming performance when model mismatches occur. For a uniform linear array, a larger aperture array can obtain higher array gain for beamforming when the inter-
Lin Chang   +4 more
doaj   +1 more source

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