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Detecting and localizing leaks in water distribution network systems is an important topic with direct environmental, economic, and social impact. Our paper is the first to explore the use of factor graph optimization techniques for leak…

系统与控制 · 电气工程与系统科学 2025-09-16 Paul Irofti , Luis Romero-Ben , Florin Stoican , Vicenç Puig

Efficiently solving Optimal Power Flow (OPF) problems in power systems is crucial for operational planning and grid management. There is a growing need for scalable algorithms capable of handling the increasing variability, constraints, and…

人工智能 · 计算机科学 2026-01-28 Fabien Bernier , Jun Cao , Maxime Cordy , Salah Ghamizi

Energy networks should strive for reliability. How can it be assessed, measured, and improved? What are the best trade-offs between investments and their worth? The flow-based framework for the reliability assessment of energy networks…

系统与控制 · 电气工程与系统科学 2021-08-03 Fabio Luiz Usberti , Celso Cavellucci , Christiano Lyra

The Least Loaded (LL) routing algorithm has been in recent decades the routing method of choice in circuit switched networks and therefore it provides a benchmark against which new methods can be compared. This paper improves the…

网络与互联网体系结构 · 计算机科学 2018-04-24 Gangxiang Shen , Longfei Li , Ya Zhang , Wei Chen , Sanjay K. Bose , Moshe Zukerman

In image restoration, single-step discriminative mappings often lack fine details via expectation learning, whereas generative paradigms suffer from inefficient multi-step sampling and noise-residual coupling. To address this dilemma, we…

计算机视觉与模式识别 · 计算机科学 2026-04-22 Zihao Fan , Xin Lu , Jie Xiao , Dong Li , Jie Huang , Xueyang Fu

It is well known that the number of particles should be scaled up to enable industrial scale simulation. The calculations are more computationally intensive when the motion of the surrounding fluid is considered. Besides the advances in…

计算物理 · 物理学 2014-07-28 Hao Zhang , F. Xavier Trias , Assensi Oliva , Dongmin Yang , Yuanqiang Tan , Shi Shu , Yong Sheng

This letter investigates the problem of blind detection of orthogonal space-time block codes (OSTBC) over a quasi-static flat multiple-input multiple-output (MIMO) Rayleigh fading channel. We first introduce a core iterative least-squares…

信息论 · 计算机科学 2016-11-15 Xiaowen Tian , Ming Li , Guangyu Ti , Wenfei Liu

We present PLUMES, a planner to localizing and collecting samples at the global maximum of an a priori unknown and partially observable continuous environment. The "maximum-seek-and-sample" (MSS) problem is pervasive in the environmental…

机器人学 · 计算机科学 2019-09-27 Genevieve Flaspohler , Victoria Preston , Anna P. M. Michel , Yogesh Girdhar , Nicholas Roy

The problem of maximizing the information flow through a sensor network tasked with an inference objective at the fusion center is considered. The sensor nodes take observations, compress and send them to the fusion center through a network…

最优化与控制 · 数学 2019-10-28 Aditya Deshmukh , Jing Liu , Venugopal V. Veeravalli , Gunjan Verma

In visual analytics, applying filters to drill-down and extract higher-value insights is a common and important data analysis method. When the drill-down space becomes excessively large, analysts may lose orientation, leading to decreased…

人机交互 · 计算机科学 2026-04-21 Zhijun Zheng , Tian Qiu , Yuheng Zhao , Siming Chen

This work presents an investigation on the scalability of a deep leaning (DL)-based blind transmitter positioning system for addressing the multi transmitter localization (MLT) problem. The proposed approach is able to estimate relative…

信号处理 · 电气工程与系统科学 2023-06-07 Ivo Bizon , Ahmad Nimr , Philipp Schulz , Marwa Chafii , Gerhard P. Fettweis

Material flow analyses (MFAs) are powerful tools for highlighting resource efficiency opportunities in supply chains. MFAs are often represented as directed graphs, with nodes denoting processes and edges representing mass flows. However,…

应用统计 · 统计学 2026-04-08 Jiankan Liao , Xun Huan , Daniel Cooper

Maximum entropy modeling is a flexible and popular framework for formulating statistical models given partial knowledge. In this paper, rather than the traditional method of optimizing over the continuous density directly, we learn a smooth…

统计方法学 · 统计学 2017-05-01 Gabriel Loaiza-Ganem , Yuanjun Gao , John P. Cunningham

Despite significant progress in deep learning-based optical flow methods, accurately estimating large displacements and repetitive patterns remains a challenge. The limitations of local features and similarity search patterns used in these…

计算机视觉与模式识别 · 计算机科学 2024-01-02 Navid Eslami , Farnoosh Arefi , Amir M. Mansourian , Shohreh Kasaei

Real-world networks often come with side information that can help to improve the performance of network analysis tasks such as clustering. Despite a large number of empirical and theoretical studies conducted on network clustering methods…

机器学习 · 统计学 2022-07-29 Guillaume Braun , Hemant Tyagi , Christophe Biernacki

This paper deals with the query problem in the Internet of Things (IoT). Flooding is an important query strategy. However, original flooding is prone to cause heavy network loads. To address this problem, we propose a variant of flooding,…

网络与互联网体系结构 · 计算机科学 2013-12-25 Tie Qiu , Yanhong Ding , Feng Xia , Honglian Ma

We study an iterative beam search algorithm for the permutation flowshop (makespan and flowtime minimization). This algorithm combines branching strategies inspired by recent branch-and-bounds and a guidance strategy inspired by the LR…

人工智能 · 计算机科学 2020-09-15 Luc Libralesso , Pablo Andres Focke , Aurélien Secardin , Vincent Jost

Conventional federated learning (FL) frameworks often suffer from training degradation due to data uncertainty and heterogeneity across local clients. Probabilistic approaches such as Bayesian neural networks (BNNs) can mitigate this issue…

机器学习 · 计算机科学 2026-03-20 Ratun Rahman , Dinh C. Nguyen

We present a novel fault localisation methodology for linear time-invariant electrical networks with infinite-dimensional edge dynamics and uncertain fault dynamics. The theory accommodates instability and also bounded propagation delays in…

系统与控制 · 电气工程与系统科学 2025-04-08 Daniel Selvaratnam , Alessio Moreschini , Amritam Das , Thomas Parisini , Henrik Sandberg

Large language models ($\textbf{LLMs}$) have emerged as a powerful method for discovery. Instead of utilizing numerical data, LLMs utilize associated variable $\textit{semantic metadata}$ to predict variable relationships. Simultaneously,…

机器学习 · 计算机科学 2025-04-15 Alex Havrilla , David Alvarez-Melis , Nicolo Fusi