Results 81 to 90 of about 351,042 (257)

Multi‐response phylogenetic mixed models: concepts and application

open access: yesBiological Reviews, EarlyView.
ABSTRACT The scale and resolution of trait databases and molecular phylogenies is increasing rapidly. These resources permit many open questions in comparative biology to be addressed with the right statistical tools. Multi‐response (MR) phylogenetic mixed models (PMMs) offer great potential for multivariate analyses of trait evolution.
Ben Halliwell   +2 more
wiley   +1 more source

Topological quantum numbers in the Hall effect [PDF]

open access: yesarXiv, 2003
Topological quantum numbers account for the precise quantization that occurs in the integer Hall effect. In this theory, Kubo's formula for the conductance acquires a topological interpretation in terms of Chern numbers and their non-commutative analog, the Fredholm Indices.
arxiv  

Multiphysics Simulation Methods in Computer Graphics

open access: yesComputer Graphics Forum, EarlyView.
Abstract Physics simulation is a cornerstone of many computer graphics applications, ranging from video games and virtual reality to visual effects and computational design. The number of techniques for physically‐based modeling and animation has thus skyrocketed over the past few decades, facilitating the simulation of a wide variety of materials and ...
Daniel Holz   +5 more
wiley   +1 more source

Comment on the paper "Does Zeeman's Fine Topology Exist?" at arXiv:1003.3703v1 [PDF]

open access: yesarXiv, 2011
A constructive and straightforward proof of the existence of the Zeeman topology is provided, contradicting a fallacious claim contained in the paper "Does Zeeman's Fine Topology Exist?" available at arXiv:1003.3703v1.
arxiv  

Topological Data Analysis Based Characteristics of Electroencephalogram Signals in Children With Sleep Apnea

open access: yesJournal of Sleep Research, EarlyView.
ABSTRACT This study aims to identify differences in the functional neural connectivity of the brain of paediatric patients with obstructive sleep apnea. Using EEG signals from 3673 paediatric patients, we grouped subjects into OSA or control groups based on sleep oxygen desaturation levels and apnea‐hypopnea index (AHI), and applied topological data ...
Aarti Sathyanarayana   +2 more
wiley   +1 more source

Topological indices in condensed matter [PDF]

open access: yesarXiv
This contribution describes the mathematical theory of topological indices in solid state systems composed of non-interacting Fermions. In particular, this covers the spectral localizer and the bulk-boundary correspondence.
arxiv  

AKSZ construction of topological open p-brane action and Nambu brackets [PDF]

open access: yesarXiv, 2011
We review the AKSZ construction as applied to the topological open membranes and Poisson sigma models. We describe a generalization to open topological p-branes and Nambu-Poisson sigma models.
arxiv  

Aeroelastic force prediction via temporal fusion transformers

open access: yesComputer-Aided Civil and Infrastructure Engineering, EarlyView.
Abstract Aero‐structural shape design and optimization of bridge decks rely on accurately estimating their self‐excited aeroelastic forces within the design domain. The inherent nonlinear features of bluff body aerodynamics and the high cost of wind tunnel tests and computational fluid dynamics (CFD) simulations make their emulation as a function of ...
Miguel Cid Montoya   +4 more
wiley   +1 more source

Classical mathematical structures within topological graph theory [PDF]

open access: yesarXiv, 2014
Finite simple graphs are a playground for classical areas of mathematics. We illustrate this by looking at some theorems. These are slightly enhanced preparation notes for a talk given at the joint AMS meeting of January 16, 2014 in Baltimore.
arxiv  

A Tale of Networks and Networking: Integrating Structural and Behavioral Perspectives on Social Action

open access: yesPersonnel Psychology, EarlyView.
ABSTRACT Research on social networks and networking has generated critical insights for theories and practices about social action in the work context. These insights mostly derive from two theoretical perspectives: one focuses on the network structures that influence individual actions and outcomes, and the other examines the behaviors that people ...
Stefano Tasselli   +3 more
wiley   +1 more source

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