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Intermittent renewable energy resources like wind and solar pose great uncertainty of multiple time scales, from minutes to years, on the design and operation of power systems. Energy system optimization models have been developed to find…

最优化与控制 · 数学 2022-04-27 Yuheng Zhang , Vivian Cheng , Dharik S. Mallapragada , Jie Song , Guannan He

Accurate electricity load forecasting is essential for grid stability, resource optimization, and renewable energy integration. While transformer-based deep learning models like TimeGPT have gained traction in time-series forecasting, their…

机器学习 · 计算机科学 2025-05-19 Millend Roy , Vladimir Pyltsov , Yinbo Hu

It is often observed that the probabilistic predictions given by a machine learning model can disagree with averaged actual outcomes on specific subsets of data, which is also known as the issue of miscalibration. It is responsible for the…

机器学习 · 计算机科学 2020-01-28 Feiyang Pan , Xiang Ao , Pingzhong Tang , Min Lu , Dapeng Liu , Lei Xiao , Qing He

The variable nature of the solar generation and the inherent uncertainty in solar generation forecasts are two challenging issues for utility grids, especially as the distribution grid integrated solar generation proliferates. This paper…

系统与控制 · 计算机科学 2017-03-02 Alireza Majzoobi , Amin Khodaei , Shay Bahramirad

This paper presents a method for probabilistic wind power forecasting that quantifies and integrates uncertainties from weather forecasts and weather-to-power conversion. By addressing both uncertainty sources, the method achieves…

应用统计 · 统计学 2025-02-18 Gabriel Dantas , Jethro Browell

Efficient integration of solar energy into the electricity mix depends on a reliable anticipation of its intermittency. A promising approach to forecast the temporal variability of solar irradiance resulting from the cloud cover dynamics is…

计算机视觉与模式识别 · 计算机科学 2022-09-07 Quentin Paletta , Anthony Hu , Guillaume Arbod , Joan Lasenby

Solar energy is now the cheapest form of electricity in history. Unfortunately, significantly increasing the grid's fraction of solar energy remains challenging due to its variability, which makes balancing electricity's supply and demand…

机器学习 · 计算机科学 2021-12-30 Akansha Singh Bansal , Trapit Bansal , David Irwin

Traditional solar forecasting models are based on several years of site-specific historical irradiance data, often spanning five or more years, which are unavailable for newer photovoltaic farms. As renewable energy is highly intermittent,…

机器学习 · 计算机科学 2025-11-11 Aditya Mishra , Ravindra T , Srinivasan Iyengar , Shivkumar Kalyanaraman , Ponnurangam Kumaraguru

Context: Thermal conductivity provides important contributions to the energy evolution of the upper solar atmosphere, behaving as a non-linear concentration-dependent diffusion equation. Recently, different methods have been offered as…

太阳与恒星天体物理 · 物理学 2024-12-11 George Cherry , Boris Gudiksen , Mikolaj Szydlarski

Cloud-related parameterizations remain a leading source of uncertainty in climate projections. Although machine learning holds promise for Earth system models (ESMs), many data-driven parameterizations lack interpretability, physical…

大气与海洋物理 · 物理学 2025-11-25 Arthur Grundner , Tom Beucler , Julien Savre , Axel Lauer , Manuel Schlund , Veronika Eyring

Machine Reading Comprehension(MRC) has achieved a remarkable result since some powerful models, such as BERT, are proposed. However, these models are not robust enough and vulnerable to adversarial input perturbation and generalization…

计算与语言 · 计算机科学 2022-02-25 Jing Jin , Houfeng Wang

Although deep neural networks yield high classification accuracy given sufficient training data, their predictions are typically overconfident or under-confident, i.e., the prediction confidences cannot truly reflect the accuracy. Post-hoc…

计算机视觉与模式识别 · 计算机科学 2024-02-15 Jiexin Wang , Jiahao Chen , Bing Su

Photovoltaic (PV) power forecasting in edge-enabled grids requires balancing forecasting accuracy, robustness under weather-driven distribution shifts, and strict latency constraints. Existing models work well under normal conditions but…

机器学习 · 计算机科学 2026-03-26 Nan Qiao , Shuning Wang , Sijing Duan , Wenpeng Cui , Yuzhe Chen , Qingchen Yang , Xingyuan Hua , Ju Ren

Accurate and reliable predictions of solar flares are essential due to their potentially significant impact on Earth and space-based infrastructure. Although deep learning models have shown notable predictive capabilities in this domain,…

机器学习 · 计算机科学 2024-11-28 Temitope Adeyeha , Chetraj Pandey , Berkay Aydin

While the space of renewable energy forecasting has received significant attention in the last decade, literature has primarily focused on machine learning models that train on only one objective at a time. A host of classification (and…

最优化与控制 · 数学 2023-01-31 Aswin Kannan

Computer-generated forecasts divide the earth's surface into gridboxes, each now ~25% of the size of London, and predict one value per gridbox. If weather varies markedly within a gridbox forecasts for specific sites inevitably fail. A…

大气与海洋物理 · 物理学 2022-07-26 Tim D. Hewson , Fatima M. Pillosu

Forecasting load at the feeder level has become increasingly challenging with the penetration of behind-the-meter solar, as this self-generation (also called total generation) is only visible to the utility as aggregated net-load. This work…

信号处理 · 电气工程与系统科学 2024-03-11 Allison M. Campbell , Soumya Kundu , Andrew P. Reiman , Orestis Vasios , Ian Beil , Andy Eiden

We propose a fully probabilistic prediction model for spatially aggregated solar photovoltaic (PV) power production at an hourly time scale with lead times up to several days using weather forecasts from numerical weather prediction systems…

应用统计 · 统计学 2019-03-05 Thordis Thorarinsdottir , Anders Løland , Alex Lenkoski

In this article we compare the performances of a logistic regression and a feed forward neural network for credit scoring purposes. Our results show that the logistic regression gives quite good results on the dataset and the neural network…

统计金融 · 定量金融 2025-01-23 Matthieu Garcin , Samuel Stephan

In this paper, we consider incorporating data associated with the sun's north and south polar field strengths to improve solar flare prediction performance using machine learning models. When used to supplement local data from active…

太阳与恒星天体物理 · 物理学 2022-12-06 Mehmet Aktukmak , Zeyu Sun , Monica Bobra , Tamas Gombosi , Ward B. Manchester , Yang Chen , Alfred Hero