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Temporal Knowledge Graph (TKG) forecasting aims to predict future facts based on given histories. Most recent graph-based models excel at capturing structural information within TKGs but lack semantic comprehension abilities. Nowadays, with…

计算与语言 · 计算机科学 2024-06-10 Yuwei Xia , Ding Wang , Qiang Liu , Liang Wang , Shu Wu , Xiaoyu Zhang

Reliable long-term forecasting of Earth system dynamics is fundamentally limited by instabilities in current artificial intelligence (AI) models during extended autoregressive simulations. These failures often originate from inherent…

Deep learning (e.g., Transformer) has been widely and successfully used in multivariate time series forecasting (MTSF). Unlike existing methods that focus on training models from a single modal of time series input, large language models…

机器学习 · 计算机科学 2025-04-09 Peiyuan Liu , Hang Guo , Tao Dai , Naiqi Li , Jigang Bao , Xudong Ren , Yong Jiang , Shu-Tao Xia

Graph Neural Networks have significantly advanced research in recommender systems over the past few years. These methods typically capture global interests using aggregated past interactions and rely on static embeddings of users and items…

信息检索 · 计算机科学 2025-03-19 Ashraf Ghiye , Baptiste Barreau , Laurent Carlier , Michalis Vazirgiannis

Time series forecasting plays a pivotal role in critical sectors such as finance, energy, transportation, and meteorology. However, Long-term Time Series Forecasting (LTSF) remains a significant challenge because real-world signals contain…

计算机视觉与模式识别 · 计算机科学 2026-04-21 Xiang Ao

Transmission system operators have a growing need for more accurate forecasting of electricity demand. Current electricity systems largely require demand forecasting so that the electricity market establishes electricity prices as well as…

机器学习 · 计算机科学 2024-04-02 Oscar Trull , J. Carlos García-Díaz , Angel Peiró-Signes

Time series forecasting (TSF) remains a challenging problem due to the intricate entanglement of intraperiod-fluctuations and interperiod-trends. While recent advances have attempted to reshape 1D sequences into 2D period-phase…

机器学习 · 计算机科学 2026-03-04 Yixin Wang , Yifan Hu , Peiyuan Liu , Naiqi Li , Dai Tao , Shu-Tao Xia

Spatial-temporal graphs are widely used in a variety of real-world applications. Spatial-Temporal Graph Neural Networks (STGNNs) have emerged as a powerful tool to extract meaningful insights from this data. However, in real-world…

机器学习 · 计算机科学 2024-12-18 Zhenyu Lei , Yushun Dong , Jundong Li , Chen Chen

While Transformers excel in language and vision-where inputs are semantically rich and exhibit univariate dependency structures-their architectural complexity leads to diminishing returns in time series forecasting. Time series data is…

机器学习 · 计算机科学 2025-06-09 Yash Vijay , Harini Subramanyan

Transportation remains a major contributor to greenhouse gas emissions, highlighting the urgency of transitioning toward sustainable alternatives such as electric vehicles (EVs). Yet, uneven spatial distribution and irregular utilization of…

机器学习 · 计算机科学 2025-11-10 Jose Tupayachi , Mustafa C. Camur , Kevin Heaslip , Xueping Li

Time series forecasting is central to data analysis and web technologies. The recent success of Large Language Models (LLMs) offers significant potential for this field, especially from the cross-modality aspect. Most methods adopt an…

机器学习 · 计算机科学 2025-12-02 Yafei Lyu , Hao Zhou , Lu Zhang , Xu Yang , Zhiyong Liu

Electricity load consumption may be extremely complex in terms of profile patterns, as it depends on a wide range of human factors, and it is often correlated with several exogenous factors, such as the availability of renewable energy and…

机器学习 · 计算机科学 2025-02-03 Aleksei Kychkin , Georgios C. Chasparis

Multivariate time series forecasting has been widely used in various practical scenarios. Recently, Transformer-based models have shown significant potential in forecasting tasks due to the capture of long-range dependencies. However,…

机器学习 · 计算机科学 2023-02-10 Zhe Li , Zhongwen Rao , Lujia Pan , Zenglin Xu

The real-world data tends to be heavily imbalanced and severely skew the data-driven deep neural networks, which makes Long-Tailed Recognition (LTR) a massive challenging task. Existing LTR methods seldom train Vision Transformers (ViTs)…

计算机视觉与模式识别 · 计算机科学 2023-03-09 Zhengzhuo Xu , Ruikang Liu , Shuo Yang , Zenghao Chai , Chun Yuan

Pre-trained Large Language Models (LLMs) encapsulate large amounts of knowledge and take enormous amounts of compute to train. We make use of this resource, together with the observation that LLMs are able to transfer knowledge and…

机器学习 · 计算机科学 2025-01-14 Malcolm L. Wolff , Shenghao Yang , Kari Torkkola , Michael W. Mahoney

The increasing penetration level of energy generation from renewable sources is demanding for more accurate and reliable forecasting tools to support classic power grid operations (e.g., unit commitment, electricity market clearing or…

机器学习 · 计算机科学 2020-07-17 Michela Moschella , Mauro Tucci , Emanuele Crisostomi , Alessandro Betti

Extending the forecasting time is a critical demand for real applications, such as extreme weather early warning and long-term energy consumption planning. This paper studies the long-term forecasting problem of time series. Prior…

机器学习 · 计算机科学 2022-01-10 Haixu Wu , Jiehui Xu , Jianmin Wang , Mingsheng Long

Short-term demand forecasting models commonly combine convolutional and recurrent layers to extract complex spatiotemporal patterns in data. Long-term histories are also used to consider periodicity and seasonality patterns as time series…

机器学习 · 计算机科学 2019-10-15 Doyup Lee , Suehun Jung , Yeongjae Cheon , Dongil Kim , Seungil You

The extensive adoption of web technologies in the finance and investment sectors has led to an explosion of financial data, which contributes to the complexity of the forecasting task. Traditional machine learning models exhibit limitations…

机器学习 · 计算机科学 2026-01-21 Renjun Jia , Zian Liu , Peng Zhu , Dawei Cheng , Yuqi Liang

The rise in energy demand highlights the importance of suitable subsurface storage, requiring detailed and accurate subsurface characterization often reliant on high-quality borehole well log data. However, obtaining complete well-log data…

地球物理 · 物理学 2024-12-10 Ardiansyah Koeshidayatullah , Abdulrahman Al-Fakih , SanLinn Ismael Kaka
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