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We propose an online data compression approach for efficiently solving distributionally robust optimization (DRO) problems with streaming data while maintaining out-of-sample performance guarantees. Our method dynamically constructs…

最优化与控制 · 数学 2025-09-12 Irina Wang , Marta Fochesato , Bartolomeo Stellato

This paper presents Variables Adaptive Mixture of Experts (VAMoE), a novel framework for incremental weather forecasting that dynamically adapts to evolving spatiotemporal patterns in real time data. Traditional weather prediction models…

机器学习 · 计算机科学 2025-07-21 Hao Chen , Han Tao , Guo Song , Jie Zhang , Yunlong Yu , Yonghan Dong , Lei Bai

Battery-based energy storage has emerged as an enabling technology for a variety of grid energy optimizations, such as peak shaving and cost arbitrage. A key component of battery-driven peak shaving optimizations is peak forecasting, which…

信号处理 · 电气工程与系统科学 2020-05-28 Akhil Soman , Amee Trivedi , David Irwin , Beka Kosanovic , Benjamin McDaniel , Prashant Shenoy

Ensemble weather forecasts based on multiple runs of numerical weather prediction models typically show systematic errors and require post-processing to obtain reliable forecasts. Accurately modeling multivariate dependencies is crucial in…

大气与海洋物理 · 物理学 2024-02-02 Jieyu Chen , Tim Janke , Florian Steinke , Sebastian Lerch

In this paper, a two-stage stochastic day-ahead (DA) scheduling model is proposed incorporating wind power units and compressed air energy storage (CAES) to clear a co-optimized energy and reserve market. The two-stage stochastic…

系统与控制 · 电气工程与系统科学 2021-02-23 Mohammad Ghaljehei , Mahrad Rahimi , Zahra Soltani , Behrouz Azimian , Behzad Vatandoust , Masoud Aliakbar Golkar

This paper presents SolarBoost, a novel approach for forecasting power output in distributed photovoltaic (DPV) systems. While existing centralized photovoltaic (CPV) methods are able to precisely model output dependencies due to…

机器学习 · 计算机科学 2025-10-27 Linyuan Geng , Linxiao Yang , Xinyue Gu , Liang Sun

This paper focuses on developing energy-efficient online data processing strategy of wireless powered MEC systems under stochastic fading channels. In particular, we consider a hybrid access point (HAP) transmitting RF energy to and…

信息论 · 计算机科学 2021-11-05 Xian Li , Suzhi Bi , Yuan Zheng , Hui Wang

The transition to Electric Vehicles (EV) in place of traditional internal combustion engines is increasing societal demand for electricity. The ability to integrate the additional demand from EV charging into forecasting electricity demand…

机器学习 · 计算机科学 2023-06-12 Raiden Skala , Mohamed Ahmed T. A. Elgalhud , Katarina Grolinger , Syed Mir

The prediction of electrical power in combined cycle power plants is a key challenge in the electrical power and energy systems field. This power output can vary depending on environmental variables, such as temperature, pressure, and…

信号处理 · 电气工程与系统科学 2019-08-06 Jesus L. Lobo , Igor Ballesteros , Izaskun Oregi , Javier Del Ser

Contemporary weather forecasts are typically based on ensemble prediction systems, which consist of multiple runs of numerical weather prediction models that vary with respect to in the initial conditions and/or the the parameterization of…

统计方法学 · 统计学 2016-05-04 Roman Schefzik

Predicting the demand for electricity with uncertainty helps in planning and operation of the grid to provide reliable supply of power to the consumers. Machine learning (ML)-based demand forecasting approaches can be categorized into (1)…

机器学习 · 计算机科学 2023-02-15 Yiwei Fu , Nurali Virani , Honggang Wang

Trading on the day-ahead electricity markets requires accurate information about the realization of electricity prices and the uncertainty attached to the predictions. Deriving accurate forecasting models presents a difficult task due to…

机器学习 · 计算机科学 2024-03-25 Hannes Hilger , Dirk Witthaut , Manuel Dahmen , Leonardo Rydin Gorjao , Julius Trebbien , Eike Cramer

This paper studies the long-term energy management of a microgrid coordinating hybrid hydrogen-battery energy storage. We develop an approximate semi-empirical hydrogen storage model to accurately capture the power-dependent efficiency of…

最优化与控制 · 数学 2025-06-10 Ning Qi , Kaidi Huang , Zhiyuan Fan , Bolun Xu

This is paper introduces a new single-pass reservoir weighted-sampling stream aggregation algorithm, Priority-Based Aggregation (PBA). While order sampling is a powerful and e cient method for weighted sampling from a stream of uniquely…

数据结构与算法 · 计算机科学 2017-11-02 Nick Duffield , Yunhong Xu , Liangzhen Xia , Nesreen Ahmed , Minlan Yu

Short-term load forecasting is a critical element of power systems energy management systems. In recent years, probabilistic load forecasting (PLF) has gained increased attention for its ability to provide uncertainty information that helps…

机器学习 · 计算机科学 2019-03-27 Qicheng Chang , Yishen Wang , Xiao Lu , Di Shi , Haifeng Li , Jiajun Duan , Zhiwei Wang

Analytical models developed in offline settings with pre-prepared data are typically used to predict students' performance. However, when data are available over time, this learning method is not suitable anymore. Online learning is…

计算机与社会 · 计算机科学 2024-07-16 Chahrazed Labba , Anne Boyer

We employ a recently proposed change-point detection algorithm, the Narrowest-Over-Threshold (NOT) method, to select subperiods of past observations that are similar to the currently recorded values. Then, contrarily to the traditional time…

统计金融 · 定量金融 2022-04-05 Julia Nasiadka , Weronika Nitka , Rafał Weron

This paper applies the Bayesian Model Averaging (BMA) statistical ensemble technique to estimate small molecule solvation free energies. There is a wide range of methods available for predicting solvation free energies, ranging from…

Nowadays, weather forecasts are commonly generated by ensemble forecasts based on multiple runs of numerical weather prediction models. However, such forecasts are usually miscalibrated and/or biased, thus require statistical…

应用统计 · 统计学 2024-12-13 David Jobst

Short-term load forecasting for AI data centers presents new challenges because it is computing-driven, with heterogeneous job arrivals, sizes, and durations exhibiting bursty, non-stationary dynamics. Compared with traditional load types,…

系统与控制 · 电气工程与系统科学 2026-05-01 Ziying Wang , Ying Zhang , Lei Wang , Yuzhang Lin
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