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Mathematical modelling of ionic electrodiffusion and water movement is emerging as a powerful avenue of investigation to provide new physiological insight into brain homeostasis. However, in order to provide solid answers and resolve…

数值分析 · 数学 2022-01-24 Ada J. Ellingsrud , Nicolas Boullé , Patrick E. Farrell , Marie E. Rognes

In the present work, we consider multi-scale computation and convergence for nonlinear time-dependent thermo-mechanical equations of inhomogeneous shells possessing temperature-dependent material properties and orthogonal periodic…

数值分析 · 数学 2023-08-23 Hao Dong , Xiaofei Guan , Yufeng Nie

Hybrid power plants comprising renewable power sources and electrolyzers are envisioned to play a key role in accelerating the transition towards decarbonization. It is common in the current literature to use simplified operational models…

最优化与控制 · 数学 2023-09-14 Manuel Tobias Baumhof , Enrica Raheli , Andrea Gloppen Johnsen , Jalal Kazempour

It has been shown that cooperative coevolution (CC) can effectively deal with large scale optimization problems (LSOPs) through a divide-and-conquer strategy. However, its performance is severely restricted by the current…

神经与进化计算 · 计算机科学 2018-02-28 Zhigang Ren , Bei Pang , Yongsheng Liang , An Chen , Yipeng Zhang

Engineering alloys generally exhibit multi-phase microstructures. For simulating their microstructure evolution during solid-state phase transformation, CALPHAD-guided multi-phase-field models coupled with micro-mechanics have proven to be…

材料科学 · 物理学 2023-01-05 Sourav Chatterjee , Daniel Schwen , Nele Moelans

Smoothed particle hydrodynamics (SPH) has been extensively used to model high and low Reynolds number flows, free surface flows and collapse of dams, study pore-scale flow and dispersion, elasticity, and thermal problems. In different…

数值分析 · 数学 2017-12-01 Alexander A. Lukyanov , Kees Vuik

The ergodic spectral efficiency (SE) in interference-limited multiple-input multiple-output (MIMO) downlink cellular systems is characterized based on stochastic geometry. A single user is served by using singular value decomposition…

信息论 · 计算机科学 2016-11-01 Jinseok Choi , Jeonghun Park , Brian L. Evans

Achieving both high quality and cost-efficiency are two critical yet often conflicting objectives in manufacturing and maintenance processes. Quality standards vary depending on the specific application, while cost-effectiveness remains a…

最优化与控制 · 数学 2025-07-30 Wolfgang Rannetbauer , Simon Hubmer , Carina Hambrock , Ronny Ramlau

Solid-On-Solid (SOS) computer simulations are employed to investigate the sublimation of surfaces. We distinguish three sublimation regimes: layer-by-layer sublimation, free step flow and hindered step flow. The sublimation regime is…

凝聚态物理 · 物理学 2009-10-30 Stefan Schinzer , Wolfgang Kinzel

Distributed asynchronous SGD has become widely used for deep learning in large-scale systems, but remains notorious for its instability when increasing the number of workers. In this work, we study the dynamics of distributed asynchronous…

机器学习 · 计算机科学 2018-05-23 Joeri Hermans , Gilles Louppe

We develop a new spatial semidiscrete multiscale method based upon the edge multiscale methods to solve semilinear parabolic problems with heterogeneous coefficients and smooth initial data. This method allows for a cheap spatial…

数值分析 · 数学 2025-12-16 Leonardo A. Poveda , Shubin Fu , Guanglian Li , Eric Chung

Thermal analysis is crucial in 3D-IC design due to increased power density and complex heat dissipation paths. Although operator learning frameworks such as DeepOHeat~\cite{liu2023deepoheat} have demonstrated promising preliminary results…

机器学习 · 计算机科学 2025-10-13 Xinling Yu , Ziyue Liu , Hai Li , Yixing Li , Xin Ai , Zhiyu Zeng , Ian Young , Zheng Zhang

The energetic optimization problem, e.g., searching for the optimal switch- ing protocol of certain system parameters to minimize the input work, has been extensively studied by stochastic thermodynamics. In current work, we study this…

统计力学 · 物理学 2010-01-07 Linchen Gong , Ming Li , Zhong-can Ou-yang

Heterogeneous multi-core architectures combine a few "host" cores, optimized for single-thread performance, with many small energy-efficient "accelerator" cores for data-parallel processing, on a single chip. Offloading a computation to the…

硬件体系结构 · 计算机科学 2025-11-11 Luca Colagrande , Luca Benini

Optimization and uncertainty quantification have been playing an increasingly important role in computational hemodynamics. However, existing methods based on principled modeling and classic numerical techniques have faced significant…

医学物理 · 物理学 2022-09-07 Pan Du , Xiaozhi Zhu , Jian-Xun Wang

Large-scale storage technologies are crucial to balance consumption and intermittent production of renewable energy systems. One of these technologies can be developed by converting the excess energy into compressed air or hydrogen, i.e.,…

地球物理 · 物理学 2024-07-29 Hermínio Tasinafo Honório , Hadi Hajibeygi

The cytoskeleton (CSK) plays an important role in many cell functions. Given the similarities between the mechanical behavior of tensegrity structures and the CSK, many studies have proposed different tensegrity-based models for simulating…

应用物理 · 物理学 2025-10-03 Ziran Zhou , Jacinto Ulloa , Guruswami Ravichandran , Jose E. Andrade

Edge machine learning involves the deployment of learning algorithms at the network edge to leverage massive distributed data and computation resources to train artificial intelligence (AI) models. Among others, the framework of federated…

信息论 · 计算机科学 2020-07-16 Qunsong Zeng , Yuqing Du , Kaibin Huang , Kin K. Leung

In this paper we study energy efficient joint power allocation and beamforming for coordinated multicell multiuser downlink systems. The considered optimization problem is in a non-convex fractional form and hard to tackle. We propose to…

信息论 · 计算机科学 2013-10-09 He Shiwen , Huang Yongming , Jin Shi , Yang Luxi

Motivated by a wide variety of applications, this paper introduces a general class of networks of stochastic loss systems in which congestion renders lost revenue due to customers or jobs being permanently removed from the system. We seek…

网络与互联网体系结构 · 计算机科学 2022-05-12 Brendan Patch , Mark S. Squillante , Peter M. Van de Ven