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The deployment of distributed energy resource (DER) devices plays a critical role in distribution grids, offering multiple value streams, including decarbonization, provision of ancillary services, non-wire alternatives, and enhanced grid…

系统与控制 · 电气工程与系统科学 2024-12-10 Yiyuan Pan , Yiheng Xie , Steven Low

We give algorithms with constant-factor performance guarantees for several capacity and throughput problems in the SINR model. The algorithms are all based on a novel LP formulation for capacity problems. First, we give a new…

数据结构与算法 · 计算机科学 2012-01-20 Magnus M. Halldorsson , Pradipta Mitra

In this paper, we propose a novel algorithm to optimize the energy-efficiency (EE) of orthogonal frequency division multiplexing-based cognitive radio systems under channel uncertainties. We formulate an optimization problem that guarantees…

信号处理 · 电气工程与系统科学 2019-02-11 Ebrahim Bedeer , Osama Amin , Octavia A. Dobre , Mohamed H. Ahmed , Kareem E. Baddour

Water and power systems are increasingly interdependent due to the growing number of electricity-driven water facilities. The security of one system can be affected by a contingency in the other system. This paper investigates a…

系统与控制 · 电气工程与系统科学 2022-01-27 Mostafa Goodarzi , Qifeng Li

In this paper, we consider a chance-constrained formulation of the optimal power flow problem to handle uncertainties resulting from renewable generation and load variability. We propose a tuning method that iterates between solving an…

最优化与控制 · 数学 2020-05-28 Ashley M. Hou , Line A. Roald

Device-edge collaborative inference with Deep Neural Networks (DNNs) faces fundamental trade-offs among accuracy, latency and energy consumption. Current scheduling exhibits two drawbacks: a granularity mismatch between coarse, task-level…

网络与互联网体系结构 · 计算机科学 2026-01-14 Zengzipeng Tang , Yuxuan Sun , Wei Chen , Jianwen Ding , Bo Ai , Yulin Shao

Non-stationarity is an intrinsic property of real-world time series and plays a crucial role in time series forecasting. Previous studies primarily adopt instance normalization to attenuate the non-stationarity of original series for better…

机器学习 · 计算机科学 2025-03-05 Tianyu Jia , Zongxia Xie , Yanru Sun , Dilfira Kudrat , Qinghua Hu

Effective investment planning decisions are crucial to ensure cyber-physical infrastructures satisfy performance requirements over an extended time horizon. Computing these decisions often requires solving Capacity Expansion Problems…

机器学习 · 计算机科学 2023-03-23 Aron Brenner , Rahman Khorramfar , Saurabh Amin

Real-world multivariate time series, particularly in critical infrastructure such as electrical power grids, are often corrupted by noise and anomalies that degrade the performance of downstream tasks. Standard data cleaning approaches…

人工智能 · 计算机科学 2026-03-13 David Baumgartner , Helge Langseth , Heri Ramampiaro

Prompt and effective corrective actions in response to unexpected contingencies are crucial for improving power system resilience and preventing cascading blackouts. The optimal load shedding (OLS) accounting for network limits has the…

机器学习 · 计算机科学 2025-02-12 Yuqi Zhou , Hao Zhu

In this paper, we study how to determine concurrent transmissions and the transmission power level of each link to maximize spectrum efficiency and minimize energy consumption in a wireless ad hoc network. The optimal joint transmission…

网络与互联网体系结构 · 计算机科学 2017-06-20 Kamal Rahimi Malekshan , Weihua Zhuang

Machine intelligence, especially using convolutional neural networks (CNNs), has become a large area of research over the past years. Increasingly sophisticated hardware accelerators are proposed that exploit e.g. the sparsity in…

分布式、并行与集群计算 · 计算机科学 2020-06-23 Andreas Bytyn , René Ahlsdorf , Rainer Leupers , Gerd Ascheid

This work studies how to preemptively increase the resilience of a network by means of time-varying topological actuation. To do this, we focus on linear dynamical systems that are compatible with a given network, and consider policies that…

最优化与控制 · 数学 2026-02-24 Fei Chen , Jorge Cortés , Sonia Martínez

Modern transmission network expansion planning (TNEP) is carried out with AC network model, which is able to handle voltage and voltage stability constraints. However, such a model requires optimization with iterative AC power flow model,…

最优化与控制 · 数学 2019-04-10 Soumya Das , Ashu Verma , P. R. Bijwe

In this paper, the outage performance of downlink non-orthogonal multiple access (NOMA) is investigated for the case where each user feeds back only one bit of its channel state information (CSI) to the base station. Conventionally,…

信息论 · 计算机科学 2016-05-18 Peng Xu , Yi Yuan , Zhiguo Ding , Xuchu Dai , Robert Schober

We investigate energy efficient packet scheduling and power allocation problem for the services which require reliable communication to guarantee a certain quality of experience (QoE). We establish links between average transmit power and…

信息论 · 计算机科学 2018-07-27 M. Majid Butt , Eduard A. Jorswieck , Nicola Marchetti

The rising growth of deep neural networks (DNNs) and datasets in size motivates the need for efficient solutions for simultaneous model selection and training. Many methods for hyperparameter optimization (HPO) of iterative learners,…

机器学习 · 计算机科学 2023-02-28 Syrine Belakaria , Janardhan Rao Doppa , Nicolo Fusi , Rishit Sheth

We propose a novel framework that harnesses the power of generative artificial intelligence and copula-based modeling to address two critical challenges in multivariate time-series analysis: delivering accurate predictions and enabling…

机器学习 · 计算机科学 2025-09-30 Nicholas A. Pearson , Francesca Zanello , Davide Russo , Luca Bortolussi , Francesca Cairoli

We study the routing problem for vehicles with limited energy through a network of inhomogeneous charging nodes. This is substantially more complicated than the homogeneous node case studied in [1]. We seek to minimize the total elapsed…

最优化与控制 · 数学 2014-04-25 Sepideh Pourazarm , Christos G. Cassandras

By exploiting the superiority of non-orthogonal multiple access (NOMA), NOMA-aided mobile edge computing (MEC) can provide scalable and low-latency computing services for the Internet of Things. However, given the prevalent stochasticity of…

信息论 · 计算机科学 2021-07-01 Meihui Hua , Hui Tian , Xinchen Lyu , Wanli Ni , Gaofeng Nie