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Action prediction aims to infer the forthcoming human action with partially-observed videos, which is a challenging task due to the limited information underlying early observations. Existing methods mainly adopt a reconstruction strategy…

计算机视觉与模式识别 · 计算机科学 2021-12-21 Zhiqiang Tao , Yue Bai , Handong Zhao , Sheng Li , Yu Kong , Yun Fu

We present online prediction methods for time series that let us explicitly handle nonstationary artifacts (e.g. trend and seasonality) present in most real time series. Specifically, we show that applying appropriate transformations to…

机器学习 · 统计学 2018-08-28 Christopher Xie , Avleen Bijral , Juan Lavista Ferres

Among the existing Transformer-based multivariate time series forecasting methods, iTransformer, which treats each variable sequence as a token and only explicitly extracts cross-variable dependencies, and PatchTST, which adopts a…

机器学习 · 计算机科学 2025-01-08 Liyang Qin , Xiaoli Wang , Chunhua Yang , Huaiwen Zou , Haochuan Zhang

With the advent of Transformative Artificial Intelligence, it is now more important than ever to be able to both measure and forecast the transformative impact/potential of innovation. However, current methods fall short when faced with…

计算机与社会 · 计算机科学 2022-08-10 Hector G. T. Torres

Egocentric action anticipation is a challenging task that aims to make advanced predictions of future actions from current and historical observations in the first-person view. Most existing methods focus on improving the model architecture…

计算机视觉与模式识别 · 计算机科学 2023-07-11 Congqi Cao , Ze Sun , Qinyi Lv , Lingtong Min , Yanning Zhang

Successful deployment of multi-agent reinforcement learning often requires agents to adapt their behaviour. In this work, we discuss the problem of teamwork adaptation in which a team of agents needs to adapt their policies to solve novel…

多智能体系统 · 计算机科学 2023-11-21 Lukas Schäfer , Filippos Christianos , Amos Storkey , Stefano V. Albrecht

We present a new architecture for human action forecasting from videos. A temporal recurrent encoder captures temporal information of input videos while a self-attention model is used to attend on relevant feature dimensions of the input…

计算机视觉与模式识别 · 计算机科学 2021-07-20 Yan Bin Ng , Basura Fernando

Analyzing and forecasting trajectories of agents like pedestrians plays a pivotal role for embodied intelligent applications. The inherent indeterminacy of human behavior and complex social interaction among a rich variety of agents make…

机器人学 · 计算机科学 2024-10-28 Huajian Liu , Wei Dong , Kunpeng Fan , Chao Wang , Yongzhuo Gao

Although attention mechanisms have become fundamental components of deep learning models, they are vulnerable to perturbations, which may degrade the prediction performance and model interpretability. Adversarial training (AT) for attention…

计算与语言 · 计算机科学 2022-12-27 Shunsuke Kitada , Hitoshi Iyatomi

Effective modeling of human interactions is of utmost importance when forecasting behaviors such as future trajectories. Each individual, with its motion, influences surrounding agents since everyone obeys to social non-written rules such…

计算机视觉与模式识别 · 计算机科学 2024-02-20 Francesco Marchetti , Federico Becattini , Lorenzo Seidenari , Alberto Del Bimbo

Time series forecasting always faces the challenge of concept drift, where data distributions evolve over time, leading to a decline in forecast model performance. Existing solutions are based on online learning, which continually organize…

机器学习 · 计算机科学 2025-12-19 Lifan Zhao , Yanyan Shen

Transformer-based time series forecasting has recently gained strong interest due to the ability of transformers to model sequential data. Most of the state-of-the-art architectures exploit either temporal or inter-channel dependencies,…

机器学习 · 计算机科学 2025-03-25 Davide Villaboni , Alberto Castellini , Ivan Luciano Danesi , Alessandro Farinelli

Anticipating future actions in videos is challenging, as the observed frames provide only evidence of past activities, requiring the inference of latent intentions to predict upcoming actions. Existing transformer-based approaches, which…

计算机视觉与模式识别 · 计算机科学 2026-05-12 Tsung-Ming Tai , Sofia Casarin , Andrea Pilzer , Werner Nutt , Oswald Lanz

Predictive process monitoring (PPM) focuses on predicting future process trajectories, including next activity predictions. This is crucial in dynamic environments where processes change or face uncertainty. However, current frameworks…

机器学习 · 计算机科学 2026-04-03 Marwan Hassani , Tamara Verbeek , Sjoerd van Straten

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

Humans can leverage prior experience and learn novel tasks from a handful of demonstrations. In contrast to offline meta-reinforcement learning, which aims to achieve quick adaptation through better algorithm design, we investigate the…

机器学习 · 计算机科学 2022-06-28 Mengdi Xu , Yikang Shen , Shun Zhang , Yuchen Lu , Ding Zhao , Joshua B. Tenenbaum , Chuang Gan

This paper introduces an algorithm for discovering implicit and delayed causal relations between events observed by a robot at arbitrary times, with the objective of improving data-efficiency and interpretability of model-based…

机器学习 · 计算机科学 2020-08-05 Junchi Liang , Abdeslam Boularias

Climate change stands as one of the most pressing global challenges of the twenty-first century, with far-reaching consequences such as rising sea levels, melting glaciers, and increasingly extreme weather patterns. Accurate forecasting is…

机器学习 · 计算机科学 2025-06-17 Tajamul Ashraf , Janibul Bashir

Time series forecasting is an important problem across many domains, including predictions of solar plant energy output, electricity consumption, and traffic jam situation. In this paper, we propose to tackle such forecasting problem with…

机器学习 · 计算机科学 2020-01-06 Shiyang Li , Xiaoyong Jin , Yao Xuan , Xiyou Zhou , Wenhu Chen , Yu-Xiang Wang , Xifeng Yan

Online identification of post-contingency transient stability is essential in power system control, as it facilitates the grid operator to decide and coordinate system failure correction control actions. Utilizing machine learning methods…

系统与控制 · 计算机科学 2017-05-23 James J. Q. Yu , David J. Hill , Albert Y. S. Lam , Jiatao Gu , Victor O. K. Li