Results 61 to 70 of about 16,841 (195)

Structural optimization method of carbon nanomaterials by introducing defects

open access: yesNihon Kikai Gakkai ronbunshu, 2017
Because of their superior mechanical, structural, and electronic properties, carbon nanomaterials (CNs) (e.g. graphene sheets and carbon nanotubes) are supposed to be base materials for nanoelectromechanical systems (NEMS).
Jin-Xing SHI   +2 more
doaj   +1 more source

Efficient Algorithm for Constructing Order K Voronoi Diagrams in Road Networks

open access: yesISPRS International Journal of Geo-Information, 2023
The order k Voronoi diagram (OkVD) is an effective geometric construction to partition the geographical space into a set of Voronoi regions such that all locations within a Voronoi region share the same k nearest points of interest (POIs).
Bi Yu Chen   +5 more
doaj   +1 more source

Fast Spherical Centroidal Voronoi Mesh Generation: A Lloyd-preconditioned LBFGS Method in Parallel

open access: yes, 2018
Centroidal Voronoi tessellation (CVT)-based mesh generation is a very effective technique for creating high-quality Voronoi meshes and their dual Delaunay triangulations that often play a crucial role in applications, including ocean and atmospheric ...
Gunzburger, Max   +2 more
core   +1 more source

Exploring wave propagation behaviors in rock: A grain‐based perspective on mineral structures

open access: yesDeep Underground Science and Engineering, EarlyView.
This study investigates wave propagation in rock at the grain scale using a grain‐based model, revealing that mineral elastic modulus significantly influences wave attenuation while grain size and distribution have limited effects. A novel peak particle velocity attenuation prediction model is proposed and validated for grain‐scale wave propagation ...
Zhiyi Liao   +3 more
wiley   +1 more source

Quantum-Inspired Classification Based on Voronoi Tessellation and Pretty-Good Measurements

open access: yesQuantum Reports, 2022
In quantum machine learning, feature vectors are encoded into quantum states. Measurements for the discrimination of states are useful tools for classification problems.
Roberto Leporini, Davide Pastorello
doaj   +1 more source

Data‐Based Detection of Antagonistic Agents in a Robot Swarm Solving a Dynamic Coverage Task

open access: yesInternational Journal of Mechanical System Dynamics, EarlyView.
ABSTRACT Robot swarms can be deployed as moving surveillance systems, for instance, as mobile anti‐poaching systems for monitoring wildlife and detecting poaching activities. Since poachers have an interest in evading detection, robots are at risk of being hijacked and manipulated to behave antagonistically, for example, to prevent the correct ...
Ingeborg Wenger   +2 more
wiley   +1 more source

Identifying phase-space boundaries with Voronoi tessellations [PDF]

open access: yesThe European Physical Journal C, 2016
48 pages, 23 figures, Journal-submitted ...
Dipsikha Debnath   +5 more
openaire   +2 more sources

Computational Mechanics Model to Evaluate the Structural Maintenance of Catenated Hydrogen‐Bonded Organic Frameworks

open access: yesSmall, EarlyView.
This study presents a computational framework treating crystalline HOFs as adaptive atomic‐scale interfaces. Catenated HOFs preserve lattice stability under load while enabling auxetic deformation and reversible nonlinearity. The results provide direct evidence that supramolecular interactions govern macroscopic resilience and structural adaptability ...
Byeonghwa Goh, Joonmyung Choi
wiley   +1 more source

Tessellations of hyperbolic surfaces [PDF]

open access: yes, 2011
A finite subset S of a closed hyperbolic surface F canonically determines a "centered dual decomposition" of F: a cell structure with vertex set S, geodesic edges, and 2-cells that are unions of the corresponding Delaunay polygons.
DeBlois, Jason
core  

Utility of local capillary supply indices: Insights from computational image‐based modelling

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend Local capillary distribution and fibre geometry influence oxygen availability in skeletal muscle. Image‐based modelling of tissue PO2${{P}_{{{{\mathrm{O}}}_2}}}$ shows that area‐based measures of capillary supply – the local capillary density (LCDi) and local maximum diffusion distance (Dmax,i) – most accurately represent the ...
Abdullah A. Al‐Shammari   +6 more
wiley   +1 more source

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