Results 11 to 20 of about 282,301 (316)

Data‐driven performance metrics for neural network learning

open access: yesInternational Journal of Adaptive Control and Signal Processing, EarlyView., 2023
Summary Effectiveness of data‐driven neural learning in terms of both local mimima trapping and convergence rate is addressed. Such issues are investigated in a case study involving the training of one‐hidden‐layer feedforward neural networks with the extended Kalman filter, which reduces the search for the optimal network parameters to a state ...
Angelo Alessandri   +2 more
wiley   +1 more source

Performance analysis of control allocation using data‐driven integral quadratic constraints

open access: yesAdvanced Control for Applications, Volume 4, Issue 4, December 2022., 2022
Abstract A new method is presented for evaluating the performance of a nonlinear control allocation system within a linear control loop. To that end, a worst‐case gain analysis problem is formulated that can be readily solved by means of well‐established methods from robustness analysis using integral quadratic constraints (IQCs).
Manuel Pusch   +2 more
wiley   +1 more source

Digital Light Processing of 2D Lattice Composites for Tunable Self‐Sensing and Mechanical Performance

open access: yesAdvanced Engineering Materials, EarlyView., 2023
The study presents the mechanical and in situ sensing performance of digital light processing‐enabled 2D lattice nanocomposites under monotonic tensile and repeated cyclic loading, and provides guidelines for the design of architectures suitable for strain sensors and smart lightweight structures.
Omar Waqas Saadi   +3 more
wiley   +1 more source

Topology Optimization of Lattice Support Structure for Cantilever Beams Fabricated Via Laser Powder Bed Fusion

open access: yesAdvanced Engineering Materials, EarlyView., 2023
A numerical scheme is presented to design a lattice support for metallic components additively built via laser powder bed fusion. Results show that thermal‐induced distortion can be respectively reduced by 69%, 58%, and 50% in comparison to a uniform lattice, a fully solid support, and a truss‐based lattice support.
Jiazheng Hu   +2 more
wiley   +1 more source

Asymptotic behavior of the rate of adaptation [PDF]

open access: yesThe Annals of Applied Probability, 2010
Published in at http://dx.doi.org/10.1214/09-AAP645 the Annals of Applied Probability (http://www.imstat.org/aap/) by the Institute of Mathematical Statistics (http://www.imstat.org)
Yu, F, Etheridge, A, Cuthbertson, C
openaire   +5 more sources

Asymptotic Behavior of the Kleinberg Model [PDF]

open access: yesPhysical Review Letters, 2009
We study Kleinberg navigation (the search of a target in a d-dimensional lattice, where each site is connected to one other random site at distance r, with probability proportional to r^{-a}) by means of an exact master equation for the process. We show that the asymptotic scaling behavior for the delivery time T to a target at distance L scales as (ln
Stephen Carter   +4 more
openaire   +4 more sources

New results for the non-oscillatory asymptotic behavior of high order differential equations of Poincaré type

open access: yesAIMS Mathematics, 2022
This paper discusses the study of asymptotic behavior of non-oscillatory solutions for high order differential equations of Poincaré type. We present two new and weaker hypotheses on the coefficients, which implies a well posedness result and a ...
Aníbal Coronel , Fernando Huancas
doaj   +1 more source

First-order impulsive differential systems: sufficient and necessary conditions for oscillatory or asymptotic behavior

open access: yesAdvances in Difference Equations, 2021
In this paper, we study the oscillatory and asymptotic behavior of a class of first-order neutral delay impulsive differential systems and establish some new sufficient conditions for oscillation and sufficient and necessary conditions for the asymptotic
Shyam Sundar Santra   +3 more
doaj   +1 more source

Asymptotic Behavior of Beta-Integers [PDF]

open access: yesLetters in Mathematical Physics, 2008
Beta-integers (``$ $-integers'') are those numbers which are the counterparts of integers when real numbers are expressed in irrational basis $ > 1$. In quasicrystalline studies $ $-integers supersede the ``crystallographic'' ordinary integers. When the number $ $ is a Parry number, the corresponding $ $-integers realize only a finite number of
Edita Pelantová   +3 more
openaire   +5 more sources

Asymptotic proximity to higher order nonlinear differential equations

open access: yesAdvances in Nonlinear Analysis, 2022
The existence of unbounded solutions and their asymptotic behavior is studied for higher order differential equations considered as perturbations of certain linear differential equations.
Astashova Irina   +3 more
doaj   +1 more source

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