Results 91 to 100 of about 37,546 (263)

A new model of geometry-induced stochastic resonance

open access: yes, 2014
We propose a new model where entropic stochastic resonance and geometric stochastic resonance can both be observed by controlling the geometry parameters and the external force.
Wei Guo   +3 more
core   +1 more source

AI–Guided 4D Printing of Carnivorous Plants–Inspired Microneedles for Accelerated Wound Healing

open access: yesAdvanced Materials, EarlyView.
This work presents an artificial intelligence (AI)‐guided 4D‐printed microneedle platform inspired by carnivorous plants for wound healing. A thermo‐responsive shape memory polymer enables body temperature–triggered self‐coiling for autonomous wound closure.
Hyun Lee   +21 more
wiley   +1 more source

QoE and Cost for Wireless Networks With Mobility Under Spatio-Temporal Traffic

open access: yesIEEE Access, 2019
Mobility is a key factor that influences the spatial and temporal fluctuation of wireless traffic, which is highly coupled with the user experience. Previous researches barely explore the properties of the traffic when the mobility is considered. In this
Yi Zhong   +4 more
doaj   +1 more source

Resonant Domain Wall Dynamics in a Three‐Dimensional Magnetic Nano Double Helix

open access: yesAdvanced Materials, EarlyView.
3D magnetic nanostructures promise exciting possibilities for magnetization dynamics. However, experimental realizations remain scarce. In nanoprinted cobalt double helices, time‐resolved X‐ray microscopy reveals harmonic domain wall dynamics. Simulations identify the mode and additional higher‐frequency resonances, revealing a rich dynamic landscape ...
Pamela Morales‐Fernández   +15 more
wiley   +1 more source

Research on GPS geometry-based observational stochastic error model

open access: yesTongxin xuebao, 2019
Aiming at the problem of not enough influencing factors were considered in traditional methods,a much more realistic stochastic model was built.In which error corrections were introduced into the geometry-based function model,an improved least squares ...
Taoyun ZHOU   +4 more
doaj   +2 more sources

Optimization of the railway vehicle bogie in term of dynamics [PDF]

open access: yesApplied and Computational Mechanics, 2009
The paper deals with parameter optimization method of a railway vehicle bogie. Wheelsets are subjected to stochastic excitation caused by irregularities of the track geometry and/or caused by deterministic excitation from polygonalized running surface of
Zeman V., Hlaváč Z.
doaj  

Geometry-Based Stochastic Modeling for MIMO Channel in High-Speed Mobile Scenario

open access: yesInternational Journal of Antennas and Propagation, 2012
The geometry-based stochastic channel models are proposed in this paper for the terrain cutting, suburb, and urban scenarios in high-speed railway. First, the special scenarios in high-speed railway are described.
Binghao Chen, Zhangdui Zhong
doaj   +1 more source

Stochastic Geometry and Wireless Networks, Volume I - Theory

open access: yes, 2009
Stochastic Geometry and Wireless Networks, Volume II - Applications; see http://hal.inria.fr/inria-00403040This monograph surveys recent results on the use of stochastic geometry for the performance analysis of large wireless networks.
Baccelli, François   +1 more
core   +1 more source

Weaving Intelligence: Thermally Drawn Multimaterial Fibers Toward AI‐Enabled Smart Textiles

open access: yesAdvanced Materials, EarlyView.
Thermally drawn multimaterial fibers are rapidly advancing as intelligent structural units for next‐generation smart textiles. Integrating multimaterial architectures with neuromorphic and spiking‐neural‐network principles enables fabrics that can sense, compute, and adapt autonomously.
Vuong Dinh Trung   +9 more
wiley   +1 more source

Mean-Reverting Stochastic Processes, Evaluation of Forward Prices and Interest Rates

open access: yes
We consider mean-reverting stochastic processes and build self-consistent models for forward price dynamics and some applications in power industries. These models are built using the ideas and equations of stochastic differential geometry in order to ...
Makhankov, V. G., Aguero-Granados, M. A.
core  

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