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Optimal sensor placement is essential for state estimation and effective network monitoring. As known in the literature, this problem becomes particularly challenging in large-scale undirected or bidirected cyclic networks with parametric…

系统与控制 · 电气工程与系统科学 2026-01-19 J. J. H. van Gemert , V. Breschi , D. R. Yntema , K. J. Keesman , M. Lazar

This book addresses the scientific domains of operations research, information science and statistics with a focus on engineering applications. The purpose of this book is to report on the implications of the loop equations formulation of…

系统与控制 · 计算机科学 2018-04-16 Corneliu T. C. Arsene

A finite difference upwind discretization scheme in two dimensions is presented in detail for the transient simulation of the highly coupled non-linear partial differential equations of the full hydrodynamic model, providing thereby a…

计算物理 · 物理学 2007-05-23 Andreas Aste , Ruediger Vahldieck , Marcel Rohner

The control of complex systems is of critical importance in many branches of science, engineering, and industry. Controlling an unsteady fluid flow is particularly important, as flow control is a key enabler for technologies in energy…

机器学习 · 计算机科学 2020-12-18 Katharina Bieker , Sebastian Peitz , Steven L. Brunton , J. Nathan Kutz , Michael Dellnitz

Shallow water equations (SWEs) are the backbone of most hydrodynamics models for flood prediction, river engineering, and many other water resources applications. The estimation of flow resistance, i.e., the Manning's roughness coefficient…

流体动力学 · 物理学 2026-05-12 Xiaofeng Liu , Yalan Song

Current fluctuations in boundary-driven diffusive systems are, in many cases, studied using hydrodynamic theories. Their predictions are then expected to be valid for currents which scale inversely with the system size. To study this…

统计力学 · 物理学 2016-05-26 Yongjoo Baek , Yariv Kafri , Vivien Lecomte

Inverse problems in fluid dynamics are ubiquitous in science and engineering, with applications ranging from electronic cooling system design to ocean modeling. We propose a general and robust approach for solving inverse problems in the…

数值分析 · 数学 2020-11-20 Tiffany Fan , Kailai Xu , Jay Pathak , Eric Darve

We present in this paper a computational approach based on molecular dynamics simulations and graph theory to characterize the structure of liquid water considering not only the local structural arrangement within the first (or second)…

软凝聚态物质 · 物理学 2021-10-27 Chiara Faccio , Michele Benzi , Laura Zanetti-Polzi , Isabella Daidone

We investigate the effect of explicitly enforcing the Lipschitz continuity of neural networks with respect to their inputs. To this end, we provide a simple technique for computing an upper bound to the Lipschitz constant---for multiple…

机器学习 · 统计学 2020-08-11 Henry Gouk , Eibe Frank , Bernhard Pfahringer , Michael J. Cree

Networked dynamical systems are common throughout science in engineering; e.g., biological networks, reaction networks, power systems, and the like. For many such systems, nonlinearity drives populations of identical (or near-identical)…

动力系统 · 数学 2023-02-10 James Koch , Zhao Chen , Aaron Tuor , Jan Drgona , Draguna Vrabie

Increasing concerns on the security and quality of water distribution systems (WDS), call for computational tools with performance guarantees. To this end, this work revisits the physical laws governing water flow and provides a hierarchy…

最优化与控制 · 数学 2020-10-21 Manish K. Singh , Vassilis Kekatos

Numerical schemes for the general relativistic hydrodynamic equations are discussed. The use of conservative algorithms based upon the characteristic structure of those equations, developed during the last decade building on ideas first…

天体物理学 · 物理学 2016-08-30 Jose A. Font

Currently, the number of common benchmark datasets that researchers can use straight away for assessing data-driven deep learning approaches is very limited. Most studies provide data as configuration files. It is still up to each…

机器学习 · 计算机科学 2024-04-25 Andres Tello , Huy Truong , Alexander Lazovik , Victoria Degeler

This paper proposes a new notion of distributional Input-to-State Stability (dISS) for dynamic systems evolving in probability spaces over a domain. Unlike other norm-based ISS concepts, we rely on the Wasserstein metric, which captures…

系统与控制 · 电气工程与系统科学 2026-05-04 Guillem Pascual , Sonia Martínez

Homeostatic control of cell volume and intracellular electrolyte content is a fundamental problem in physiology and is central to the functioning of epithelial systems. These physiological processes are modeled using pump-leak models, a…

细胞行为 · 定量生物学 2011-10-21 Yoichiro Mori

We describe a lattice Boltzmann algorithm to simulate liquid crystal hydrodynamics in three dimensions. The equations of motion are written in terms of a tensor order parameter. This allows both the isotropic and the nematic phases to be…

统计力学 · 物理学 2007-05-23 C. Denniston , D. Marenduzzo , E. Orlandini , J. M. Yeomans

In this paper, we study the Lipschitz continuous dependence of conservative H\"older continuous weak solutions to a variational wave system derived from a model for nematic liquid crystals. Since the solution of this system generally forms…

偏微分方程分析 · 数学 2023-04-25 Hong Cai , Geng Chen , Yannan Shen

Considering the example of interacting Brownian particles we present a linear response derivation of the boundary condition for the corresponding hydrodynamic description (the diffusion equation). This requires us to identify a non-analytic…

统计力学 · 物理学 2009-11-07 M. Fuchs , K. Kroy

We further probe the Discrete Boltzmann Modeling(DBM) of the single-component two phase flows or the liquid-vapor system. There are two kinds of nonequilibrium effects in the system. The first is the Mechanical NonEquilibrium(MNE). The…

软凝聚态物质 · 物理学 2014-03-18 Aiguo Xu , Guangcai Zhang , Yanbiao Gan

Control and state estimation of nonlinear systems satisfying a Lipschitz continuity condition have been important topics in nonlinear system theory for over three decades, resulting in a substantial amount of literature. The main criticism…

系统与控制 · 计算机科学 2013-02-26 Masoud Abbaszadeh , Horacio J. Marquez