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Forecasting high-dimensional dynamical systems is a fundamental challenge in various fields, such as geosciences and engineering. Neural Ordinary Differential Equations (NODEs), which combine the power of neural networks and numerical…

机器学习 · 计算机科学 2024-10-16 Dibyajyoti Chakraborty , Seung Whan Chung , Troy Arcomano , Romit Maulik

Neural networks have emerged as a powerful paradigm for tasks in high energy physics, yet their opaque training process renders them as a black box. In contrast, the traditional cut flow method offers simplicity and interpretability but…

机器学习 · 计算机科学 2025-12-18 Jing Li , Hao Sun

Reward models trained through Reinforcement Learning from AI Feedback (RLAIF) methods frequently suffer from limited generalizability, which hinders the alignment performance of policy models. This challenge stems from various issues,…

人工智能 · 计算机科学 2026-04-21 Jiaye Lin , Mengdi Li , Xufeng Zhao , Wenhao Lu , Peilin Zhao , Stefan Wermter , Di Wang

Uncertainty-aware controllers that guarantee safety are critical for safety critical applications. Among such controllers, Control Barrier Functions (CBFs) based approaches are popular because they are fast, yet safe. However, most such…

机器人学 · 计算机科学 2024-07-02 Masoud Ataei , Vikas Dhiman

The increase of vehicle in highways may cause traffic congestion as well as in the normal roadways. Predicting the traffic flow in highways especially, is demanded to solve this congestion problem. Predictions on time-series multivariate…

计算机视觉与模式识别 · 计算机科学 2017-07-12 Sumarsih Condroayu Purbarani , Hadaiq Rolis Sanabila , Wisnu Jatmiko

In climate science, models for global warming and weather prediction face significant challenges due to the limited availability of high-quality data and the difficulty in obtaining it, making data efficiency crucial. In the past few years,…

机器学习 · 计算机科学 2024-10-10 Sameera S Kashyap , Raj Abhijit Dandekar , Rajat Dandekar , Sreedath Panat

Counterfactual (CF) explanations for machine learning (ML) models are preferred by end-users, as they explain the predictions of ML models by providing a recourse (or contrastive) case to individuals who are adversely impacted by predicted…

机器学习 · 计算机科学 2023-08-21 Hangzhi Guo , Feiran Jia , Jinghui Chen , Anna Squicciarini , Amulya Yadav

Time series forecasting plays a critical role in domains such as transportation, energy, and meteorology. Despite their success, modern deep forecasting models are typically trained to minimize point-wise prediction loss without leveraging…

机器学习 · 计算机科学 2026-02-27 Xiannan Huang , Shen Fang , Shuhan Qiu , Chengcheng Yu , Jiayuan Du , Chao Yang

Predictive Feedback Control is an easy-to-implement method to stabilize unknown unstable periodic orbits in chaotic dynamical systems. Predictive Feedback Control is severely limited because asymptotic convergence speed decreases with…

适应与自组织系统 · 物理学 2015-03-17 Christian Bick , Christoph Kolodziejski , Marc Timme

Modern control systems must operate in increasingly complex environments subject to safety constraints and input limits, and are often implemented in a hierarchical fashion with different controllers running at multiple time scales. Yet…

系统与控制 · 电气工程与系统科学 2022-04-04 Noel Csomay-Shanklin , Andrew J. Taylor , Ugo Rosolia , Aaron D. Ames

The introduction of unexpected system disturbances and new system dynamics does not allow guaranteed continuous system stability. In this research we present a novel approach for detecting early failure indicators of non-linear highly…

系统与控制 · 电气工程与系统科学 2021-11-02 Amr Mahmoud , Youmna Ismaeil , Mohamed Zohdy

This study presents a novel computer system performance optimization and adaptive workload management scheduling algorithm based on Q-learning. In modern computing environments, characterized by increasing data volumes, task complexity, and…

机器学习 · 计算机科学 2024-11-11 Pochun Li , Yuyang Xiao , Jinghua Yan , Xuan Li , Xiaoye Wang

This paper considers enforcing safety and stability of dynamical systems in the presence of model uncertainty. Safety and stability constraints may be specified using a control barrier function (CBF) and a control Lyapunov function (CLF),…

最优化与控制 · 数学 2023-03-17 Kehan Long , Yinzhuang Yi , Jorge Cortes , Nikolay Atanasov

Achieving highly dynamic behaviors on humanoid robots, such as running, requires controllers that are both robust and precise, and hence difficult to design. Classical control methods offer valuable insight into how such systems can…

机器人学 · 计算机科学 2025-09-25 Zachary Olkin , Kejun Li , William D. Compton , Aaron D. Ames

Safety remains a central challenge in control of dynamical systems, particularly when the boundaries of unsafe sets are complex (e.g., nonconvex, nonsmooth) or unknown. This paper proposes a learning-enabled framework for safety-critical…

系统与控制 · 电气工程与系统科学 2025-09-16 Shuo Liu , Zhe Huang , Jun Zeng , Koushil Sreenath , Calin A. Belta

Real-world applications of machine learning models often confront data distribution shifts, wherein discrepancies exist between the training and test data distributions. In the common multi-domain multi-class setup, as the number of classes…

计算机视觉与模式识别 · 计算机科学 2024-05-24 Haoxiang Wang , Haozhe Si , Huajie Shao , Han Zhao

The study of chaos has long relied on computationally intensive methods to quantify unpredictability and design control strategies. Recent advances in machine learning, from convolutional neural networks to transformer architectures,…

混沌动力学 · 物理学 2026-01-30 David Valle , Alexandre Wagemakers , Miguel A. F. Sanjuán

The past decades witness the significant advancements in time series forecasting (TSF) across various real-world domains, including e-commerce and disease spread prediction. However, TSF is usually constrained by the uncertainty dilemma of…

机器学习 · 计算机科学 2025-05-21 Yingwei Zhang , Ke Bu , Zhuoran Zhuang , Tao Xie , Yao Yu , Dong Li , Yang Guo , Detao Lv

Chaos reveals a fundamental paradox in the scientific understanding of Complex Systems. Although chaotic models may be mathematically deterministic, they are practically non-determinable due to the finite precision, which is inherent in all…

Estimating continuous optical flow is a fundamental yet challenging problem in dynamic visual perception. Event-based cameras, with microsecond latency and high dynamic range, capture brightness changes asynchronously, offering a unique…

计算机视觉与模式识别 · 计算机科学 2026-05-27 Rui Hu , Song Wu , Wen Yang , Jinjian Wu