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Power system robustness against high impact low probability events is becoming a major concern. To depict distinct phases of a system response during these disturbances, an irregular polygon model is derived from the conventional trapezoid…

系统与控制 · 电气工程与系统科学 2022-07-11 Giritharan Vijay Iswaran , Ramin Vakili , Mojdeh Khorsand

In this letter, a weighted minimum mean square error (WMMSE) empowered integrated sensing and communication (ISAC) system is investigated. One transmitting base station and one receiving wireless access point are considered to serve…

信号处理 · 电气工程与系统科学 2024-01-22 Yizhou Peng , Songjie Yang , Wanting Lyu , Ya Li , Hongjun He , Zhongpei Zhang , Chadi Assi

In soft decoding of data bits, the log-likelihood ratios are evaluated from the estimated data symbols. For proper constellation diagrams such as QPSK or 16-QAM, these data symbols are often estimated using the linear minimum mean square…

统计理论 · 数学 2016-12-14 Oliver Lang , Mario Huemer , Christian Hofbauer

Under conditions of high penetration of renewables, the low-voltage (LV) distribution network needs to be carefully managed. In such a scenario, an accurate real-time low-voltage power network model is an important prerequisite, which opens…

最优化与控制 · 数学 2019-06-19 Sergey Iakovlev , Robin J. Evans , Iven Mareels

To glean the benefits offered by massive multi-input multi-output (MIMO) systems, channel state information must be accurately acquired. Despite the high accuracy, the computational complexity of classical linear minimum mean squared error…

信息论 · 计算机科学 2024-04-23 Bin Li , Ziping Wei , Shaoshi Yang , Yang Zhang , Jun Zhang , Chenglin Zhao , Sheng Chen

This paper explores the problem of selecting sensor nodes for a general class of nonlinear dynamical networks. In particular, we study the problem by utilizing altered definitions of observability and open-loop lifted observers. The…

系统与控制 · 电气工程与系统科学 2023-07-17 Mohamad H. Kazma , Sebastian A. Nugroho , Aleksandar Haber , Ahmad F. Taha

This paper considers the problem of recovery of a low-rank matrix in the situation when most of its entries are not observed and a fraction of observed entries are corrupted. The observations are noisy realizations of the sum of a low rank…

统计理论 · 数学 2016-07-05 Olga Klopp , Karim Lounici , Alexandre B. Tsybakov

This two-part work considers the minimum means square error (MMSE) estimation problem for a high dimensional multi-layer generalized linear model (ML-GLM), which resembles a feed-forward fully connected deep learning network in that each of…

信息论 · 计算机科学 2020-07-21 Haochuan Zhang , Qiuyun Zou , Hongwen Yang

The sim-to-real gap, where agents trained in a simulator face significant performance degradation during testing, is a fundamental challenge in reinforcement learning. Extansive works adopt the framework of distributionally robust RL, to…

机器学习 · 统计学 2025-11-12 Zewu Zheng , Yuanyuan Lin

This paper revisits classical works of Rauch (1963, et al. 1965) and develops a novel method for maximum likelihood (ML) smoothing estimation from incomplete information/data of stochastic state-space systems. Score function and conditional…

统计方法学 · 统计学 2023-03-30 Budhi Arta Surya

This paper presents a detection algorithm for sensor attacks and a resilient state estimation scheme for a class of uniformly observable nonlinear systems. An adversary is supposed to corrupt a subset of sensors with the possibly unbounded…

系统与控制 · 计算机科学 2021-01-11 Junsoo Kim , Chanhwa Lee , Hyungbo Shim , Yongsoon Eun , Jin Heon Seo

This paper addresses the issue of power flow control for partially faulty microgrids. In microgrid control systems, faults may occur in both electrical and communication layers. This may have severe effects on the operation of microgrids.…

系统与控制 · 电气工程与系统科学 2021-06-08 Quanwei Qiu , Fuwen Yang , Yong Zhu

There are many practical applications based on the Least Square Error (LSE) approximation. It is based on a square error minimization 'on a vertical' axis. The LSE method is simple and easy also for analytical purposes. However, if data…

图形学 · 计算机科学 2018-02-22 Vaclav Skala

We construct team-optimal estimation algorithms over distributed networks for state estimation in the finite-horizon mean-square error (MSE) sense. Here, we have a distributed collection of agents with processing and cooperation…

系统与控制 · 计算机科学 2017-01-10 Muhammed O. Sayin , Suleyman S. Kozat , Tamer Başar

The Random Demodulator (RD) and the Modulated Wideband Converter (MWC) are two recently proposed compressed sensing (CS) techniques for the acquisition of continuous-time spectrally-sparse signals. They extend the standard CS paradigm from…

信息论 · 计算机科学 2011-10-11 Michael A. Lexa , Mike E. Davies , John S. Thompson

Accurate wireless localization underpins applications from autonomous systems to smart infrastructure. We study the mean-squared error (MSE) and conditional MSE (CMSE) of a practical fusion-based estimator in d-dimensional, stationary…

信号处理 · 电气工程与系统科学 2026-05-26 Mengqi Ma , Aihua Xia

Bayesian methods for low-rank matrix completion with noise have been shown to be very efficient computationally. While the behaviour of penalized minimization methods is well understood both from the theoretical and computational points of…

统计理论 · 数学 2015-04-08 The Tien Mai , Pierre Alquier

Secured opportunistic Medium Access Control (MAC) and complexity reduction in channel estimation are proposed in the Cross layer design Cognitive Radio Networks deploying the secured dynamic channel allocation from the endorsed channel…

网络与互联网体系结构 · 计算机科学 2012-03-19 Niraj Shakhakarmi

The ever-increasing deployment of distributed resources and the opportunities offered to loads for more active roles has changed the previously unidirectional and relatively straight-forward operating profile of distribution systems (DS).…

系统与控制 · 电气工程与系统科学 2020-12-07 Panayiotis Moutis , Omid Alizadeh-Mousavi

The increasing uncertainty level caused by growing renewable energy sources (RES) and aging transmission networks poses a great challenge in the assessment of total transfer capability (TTC) and available transfer capability (ATC). In this…

信号处理 · 电气工程与系统科学 2020-10-29 Xiaoting Wang , Xiaozhe Wang , Hao Sheng , Xi Lin
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