Results 71 to 80 of about 476,467 (270)

The Influence of Solomon Lefschetz in Geometry and Topology

open access: yes, 2014
LaTeX, 15 ...
Francisco J. Turrubiates   +3 more
openaire   +4 more sources

Instantons: topological aspects [PDF]

open access: yesEnclyclopedia of Mathematical Physics vol. 2 (2006) 44-50, 2005
Short survey to be published at the Encyclopedia of Mathematical Physics.
arxiv  

Surrogate modelling for ice accretion prediction on wind turbine blades based on support vector regression

open access: yesIET Renewable Power Generation, EarlyView.
Proposing a solution to the threat of ice accretion on wind turbine blades in extreme cold weather, this study introduces surrogate modelling using support vector regression for accurate prediction. The surrogate model, rigorously evaluated for reliability, demonstrates that real‐time pitch angle adjustments, informed by both the model and ...
Shouyuan Mao   +3 more
wiley   +1 more source

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

The Stiefel--Whitney theory of topological insulators [PDF]

open access: yesarXiv, 2016
We study the topological band theory of time reversal invariant topological insulators and interpret the topological $\mathbb{Z}_2$ invariant as an obstruction in terms of Stiefel--Whitney classes. The band structure of a topological insulator defines a Pfaffian line bundle over the momentum space, whose structure group can be reduced to $\mathbb{Z}_2$.
arxiv  

When Dimensionality Reduction Meets Graph (Drawing) Theory: Introducing a Common Framework, Challenges and Opportunities

open access: yesComputer Graphics Forum, EarlyView.
Abstract In the vast landscape of visualization research, Dimensionality Reduction (DR) and graph analysis are two popular subfields, often essential to most visual data analytics setups. DR aims to create representations to support neighborhood and similarity analysis on complex, large datasets.
F. V. Paulovich   +2 more
wiley   +1 more source

Topologization of electron liquids with Chern-Simons theory and quantum computation [PDF]

open access: yesarXiv, 2006
We discuss a nexus among quantum topology, quantum physics and quantum computing.
arxiv  

Modeling and Analyzing Urban Networks and Amenities With OSMnx

open access: yesGeographical Analysis, EarlyView.
ABSTRACT OSMnx is a Python package for downloading, modeling, analyzing, and visualizing urban networks and any other geospatial features from OpenStreetMap data. A large and growing body of literature uses it to conduct scientific studies across the disciplines of geography, urban planning, transport engineering, computer science, and others.
Geoff Boeing
wiley   +1 more source

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

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