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相关论文: Accurate Frequency Response Modeling in Integrated…

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This paper investigates a new model to improve the scalability of low-power long-range (LoRa) networks by allowing multiple end devices (EDs) to simultaneously communicate with multiple multi-antenna gateways on the same frequency band and…

信号处理 · 电气工程与系统科学 2021-11-22 The Khai Nguyen , Ha H. Nguyen , Ebrahim Bedeer

The rapid growth of inverter-based resources (IBRs) and distributed energy resources (DERs) has fundamentally altered the long-term voltage stability characteristics of modern power systems. This article leverages the advantages of machine…

系统与控制 · 电气工程与系统科学 2026-04-24 Ahmed Alkhonain , Kiran Kumar Challa , Amarsagar Reddy Ramapuram Matavalam , Alok Kumar Bharati , Venkataramana Ajjarapu

The rapid integration of inverter-based resources (IBRs) into power systems has identified frequency security challenges due to reduced inertia and increased load volatility. This paper proposes a robust power reserve decision-making…

系统与控制 · 电气工程与系统科学 2025-06-16 Xiang Zhu , Hua Geng , Hongyang Qing , Guangchun , Ruan , Xiuqiang He

Analyzing the spectral properties of the Koopman operator is crucial for understanding and predicting the behavior of complex stochastic dynamical systems. However, the accuracy of data-driven estimation methods, such as Extended Dynamic…

动力系统 · 数学 2025-09-08 Yuanchao Xu , Jing Liu , Zhongwei Shen , Isao Ishikawa

The increasing integration of inverter-based resources (IBRs) into the power grid introduces new challenges, requiring detailed electromagnetic transient (EMT) studies to analyze system interactions. Despite these needs, access to the…

系统与控制 · 电气工程与系统科学 2025-04-25 Andres Intriago , Alexandros Paspatis , Francesco Liberati , Charalambos Konstantinou

Wireless powered mobile edge computing (WP-MEC) has been recognized as a promising solution to enhance the computational capability and sustainable energy supply for low-power wireless devices (WDs). However, when the communication links…

信息论 · 计算机科学 2023-09-08 Nana Li , Wanming Hao , Fuhui Zhou , Zheng Chu , Shouyi Yang , Pei Xiao

Real-world deployment often exposes models to distribution shifts, making test-time adaptation (TTA) critical for robustness. Yet most TTA methods are unfriendly to edge deployment, as they rely on backpropagation, activation buffering, or…

机器学习 · 计算机科学 2026-05-08 Xinyu Luo , Jie Liu , Kecheng Chen , Junyi Yang , Bo Ding , Arindam Basu , Haoliang Li

With the large-scale integration of renewable power generation, frequency regulation resources (FRRs) are required to have larger capacities and faster ramp rates, which increases the cost of the frequency regulation ancillary service.…

系统与控制 · 电气工程与系统科学 2021-01-27 Likai Liu , Zechun Hu , Xiaoyu Duan , Nikhil Pathak

Fractional programming (FP) arises in various communications and signal processing problems because several key quantities in the field are fractionally structured, e.g., the Cram\'{e}r-Rao bound, the Fisher information, and the…

信息论 · 计算机科学 2024-05-29 Kaiming Shen , Ziping Zhao , Yannan Chen , Zepeng Zhang , Hei Victor Cheng

Joint phase-time arrays (JPTA) emerge as a cost-effective and energy-efficient architecture for frequency-dependent beamforming in wideband communications by utilizing both true-time delay units and phase shifters. This paper exploits the…

信息论 · 计算机科学 2025-01-28 Yeyue Cai , Meixia Tao , Jianhua Mo , Shu Sun

The Fractional Fourier Transform (FRT) corresponds to an arbitrary-angle rotation in the phase space, e.g. the time-frequency (TF) space, and generalizes the fundamentally important Fourier Transform. FRT applications range from classical…

光学 · 物理学 2024-03-06 Michał Lipka , Michał Parniak

The integration time step is a critical determinant of performance in molecular dynamics simulations, governing the trade-off between speed and fidelity. Although 2 fs remains the standard in atomistic biomolecular simulations, the push for…

生物物理 · 物理学 2026-03-04 Kush Coshic , Gerhard Hummer

We use random matrix theory (RMT) to study the first two moments of the wave power transmitted in time reversal invariant systems having ergodic motion. Dissipation is modeled by a number of loss channels of variable coupling strength. To…

介观与纳米尺度物理 · 物理学 2009-11-10 Igor Rozhkov , Yan V. Fyodorov , Richard L. Weaver

Wireless power transfer (WPT) prolongs the lifetime of wireless sensor network by providing sustainable power supply to the distributed sensor nodes (SNs) via electromagnetic waves. To improve the energy transfer efficiency in a large WPT…

信息论 · 计算机科学 2016-11-15 Zhe Wang , Lingjie Duan , Rui Zhang

In power networks based on Inverter-Based Resources (IBRs), fast controllers cause frequency and voltage dynamics to overlap. Thus, it becomes critical to assess the overall dynamic performance of such networks through a combined…

系统与控制 · 电气工程与系统科学 2026-03-11 Rodrigo Bernal , Taulant Kerci , Federico Milano

Fully-test-time adaptation (F-TTA) can mitigate performance loss due to distribution shifts between train and test data (1) without access to the training data, and (2) without knowledge of the model training procedure. In online F-TTA, a…

机器学习 · 计算机科学 2023-09-11 Skyler Seto , Barry-John Theobald , Federico Danieli , Navdeep Jaitly , Dan Busbridge

With the fast-increasing penetration of inverter-based resources (IBRs), the voltage support capability of the grid following (GFL) IBRs under low voltage ride through (LVRT) control significantly influences the transient voltage stability…

系统与控制 · 电气工程与系统科学 2025-09-03 Fangyuan Sun , Ruisheng Diao , Ruiyuan Zeng , Jing Zhang , Jianguo Qian

Broadband energy-time entanglement can be used to enhance the rate of two-photon absorption (TPA) by combining a precise two-photon resonance with a very short coincidence time. Because of this short coincidence time, broadband TPA is not…

量子物理 · 物理学 2023-12-04 Baihong Li , Holger F. Hofmann

The increasing penetration of inverter-based resources introduces new dynamic challenges to modern power grids, such as sub- and super-synchronous oscillations and other faster dynamics. These dynamics are typically fast in nature and are…

系统与控制 · 电气工程与系统科学 2026-04-17 Bin Wang , Qiang Zhang , Xiaochuan Luo , Slava Maslennikov , Mingguo Hong , Xinghao Fang , Tongxin Zheng

Robust transfer efficiency against the various operating conditions in a wireless power transfer system remains a fundamentally important challenge. This challenge becomes even more critical when transferring power to groups of inductively…

应用物理 · 物理学 2025-05-19 Fatemeh Mohseni , Amin Hakimi , Alireza Nikzamir , Hung Cao , Filippo Capolino