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相关论文: Data-driven topology design for conductor layout p…

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We consider an inverse problem of location identification of small conductivity inhomogeneity inside a conductor via boundary measurements which occurs in the EIT (Electrical Impedance Tomography). For this purpose, we derive topological…

经典物理 · 物理学 2013-08-20 Won-Kwang Park

Stacked intelligent metasurface (SIM), which consists of multiple layers of intelligent metasurfaces, is emerging as a promising solution for future wireless communication systems. In this timely context, we focus on broadcast…

信息论 · 计算机科学 2025-10-22 Nemanja Stefan Perović , Eduard E. Bahingayi , Le-Nam Tran

The TD-LTE system is envisaged to adopt dynamic time division duplexing (TDD) transmissions for small cells to adapt their communication service to the fast variation of downlink (DL) and uplink (UL) traffic demands. However, different…

网络与互联网体系结构 · 计算机科学 2015-03-27 Qinqin Chen , Hui Zhao , Lin Li , Hang Long , Jianquan Wang , Xiaoyue Hou

We study transport across a time-dependent magnetic barrier present on the surface of a three-dimensional topological insulator. We show that such a barrier can be implemented for Dirac electrons on the surface of a three-dimensional…

介观与纳米尺度物理 · 物理学 2020-07-29 Adithi Udupa , K. Sengupta , Diptiman Sen

We propose a direct mesh-free method for performing topology optimization by integrating a density field approximation neural network with a displacement field approximation neural network. We show that this direct integration approach can…

计算工程、金融与科学 · 计算机科学 2023-09-26 Aditya Joglekar , Hongrui Chen , Levent Burak Kara

Current-voltage measurements in electrical impedance tomography can be partially ordered with respect to definiteness of the associated self-adjoint Neumann-to-Dirichlet operators (NtD). With this ordering, a point-wise larger conductivity…

数值分析 · 数学 2018-12-14 Bastian Harrach , Marcel Ullrich

This paper is devoted to the design of precoders maximizing the ergodic mutual information (EMI) of bi-correlated flat fading MIMO systems equiped with MMSE receivers. The channel state information and the second order statistics of the…

信息论 · 计算机科学 2016-11-17 Cedric Artigue , Philippe Loubaton

Purpose: Low-field MRI systems operate at single MHz-range frequencies, where signal losses are primarily dominated by thermal noise from the radio-frequency (RF) receive coils. Achieving operation close to this limit is essential for…

医学物理 · 物理学 2026-03-09 Teresa Guallart-Naval , José M. Algarín , Joseba Alonso

Cell-free network is considered as a promising architecture for satisfying more demands of future wireless networks, where distributed access points coordinate with an edge cloud processor to jointly provide service to a smaller number of…

信息论 · 计算机科学 2021-02-08 Weilai Li , Wanli Ni , Hui Tian , Meihui Hua

Communication remains a key factor limiting the applicability of distributed model predictive control (DMPC) in realistic settings, despite advances in wireless communication. DMPC schemes can require an overwhelming amount of information…

系统与控制 · 电气工程与系统科学 2025-11-05 Torben Schiz , Henrik Ebel

Data-driven control approaches for the minimization of energy consumption of buildings have the potential to significantly reduce deployment costs and increase uptake of advanced control in this sector. A number of recent approaches based…

系统与控制 · 电气工程与系统科学 2023-03-23 Yingzhao Lian , Jicheng Shi , Manuel Koch , Colin Neil Jones

This article presents a novel perspective along with a scalable methodology to design a fault detection and isolation (FDI) filter for high dimensional nonlinear systems. Previous approaches on FDI problems are either confined to linear…

最优化与控制 · 数学 2016-01-25 Peyman Mohajerin Esfahani , John Lygeros

Dynamic Time Division Duplexing (D-TDD) allows cells to accommodate asymmetric traffic variations with high resource assignment flexibility. However, this feature is limited by two additional types of interference between cells in opposite…

网络与互联网体系结构 · 计算机科学 2020-01-31 Jalal Rachad , Ridha Nasri , Laurent Decreusefond

Deriving governing equations in Electromagnetic (EM) environment based on first principles can be quite tough when there are some unknown sources of noise and other uncertainties in the system. For nonlinear multiple-physics electromagnetic…

计算物理 · 物理学 2019-10-31 Bing Xiong , Haiyang Fu , Feng Xu , Yaqiu Jin

In traditional topology optimization, the computing time required to iteratively update the material distribution within a design domain strongly depends on the complexity or size of the problem, limiting its application in real engineering…

计算工程、金融与科学 · 计算机科学 2024-05-14 Gabriel Garayalde , Matteo Torzoni , Matteo Bruggi , Alberto Corigliano

Objective: Inclusion of individualised electrical conductivities of head tissues is crucial for the accuracy of electrical source imaging techniques based on electro/magnetoencephalography and the efficacy of transcranial electrical…

The state-of-the-art topologies of datacenter networks are fixed, based on electrical switching technology, and by now, we understand their throughput and cost well. For the past years, researchers have been developing novel optical…

网络与互联网体系结构 · 计算机科学 2024-02-15 Chen Griner , Chen Avin

Permitting multiple materials within a topology optimization setting increases the search space of the technique, which facilitates obtaining high-performing and efficient optimized designs. Structures with multiple materials involving…

计算工程、金融与科学 · 计算机科学 2023-05-16 Prabhat kumar

Dynamic Time Division Duplex (TDD) has been introduced as a solution to deal with the uplink and downlink traffic asymmetry, mainly observed for dense heterogeneous network deployments. However, the use of this feature requires new…

网络与互联网体系结构 · 计算机科学 2018-05-18 Jalal Rachad , Ridha Nasri , Laurent Decreusefond

Topology optimization techniques have been applied in integrated optics and nanophotonics for the inverse design of devices with shapes that cannot be conceived by human intuition. At optical frequencies, these techniques have only been…

光学 · 物理学 2022-04-15 Emadeldeen Hassan , Antonio Calà Lesina