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Hybrid neural ordinary differential equations (neural ODEs) integrate mechanistic models with neural ODEs, offering strong inductive bias and flexibility, and are particularly advantageous in data-scarce healthcare settings. However,…

机器学习 · 计算机科学 2026-03-04 Bob Junyi Zou , Lu Tian

Model-based optimization approaches for monitoring and control, such as model predictive control and optimal state and parameter estimation, have been used for decades in many engineering applications. Models describing the dynamics,…

系统与控制 · 电气工程与系统科学 2022-03-31 Johannes Pohlodek , Bruno Morabito , Christian Schlauch , Pablo Zometa , Rolf Findeisen

Co-designing autonomous robotic agents involves simultaneously optimizing the controller and physical design of the agent. Its inherent bi-level optimization formulation necessitates an outer loop design optimization driven by an inner loop…

机器人学 · 计算机科学 2024-10-17 Kishan R. Nagiredla , Buddhika L. Semage , Arun Kumar A. , Thommen G. Karimpanal , Santu Rana

Accurately finding and predicting dynamics based on the observational data with noise perturbations is of paramount significance but still a major challenge presently. Here, for the Hamiltonian mechanics, we propose the Hamiltonian Neural…

数学物理 · 物理学 2024-06-05 Jingdong Zhang , Qunxi Zhu , Wei Lin

In multi-body dynamics, the motion of a complicated physical object is described as a coupled ordinary differential equation system with multiple unknown solutions. Engineers need to constantly adjust the object to meet requirements at the…

计算工程、金融与科学 · 计算机科学 2022-05-26 Wenhao Ding , Qing He , Hanghang Tong , Ping Wang

High-fidelity electron microscopy simulations required for quantitative crystal structure refinements face a fundamental challenge: while physical interactions are well-described theoretically, real-world experimental effects are…

We propose a generalization of modern representation learning objectives by reframing them as recursive divergence alignment processes over localized conditional distributions While recent frameworks like Information Contrastive Learning…

机器学习 · 计算机科学 2025-05-02 Anthony D Martin

Ordinary differential equations (ODEs) provide a powerful framework for modeling dynamic systems arising in a wide range of scientific domains. However, most existing ODE methods focus on a single system, and do not adequately address the…

统计方法学 · 统计学 2026-04-08 Shuoxun Xu , Zijian Guo , Brooke R. Staveland , Robert T. Knight , Lexin Li

Real-time hybrid testing is a method in which a substructure of the system is realised experimentally and the rest numerically. The two parts interact in real time to emulate the dynamics of the full system. Such experiments however are…

动力系统 · 数学 2024-06-04 Sandor Beregi , David A. W. Barton , Djamel Rezgui , Simon A. Neild

We present a novel hybrid learning method, HyLEAR, for solving the collision-free navigation problem for self-driving cars in POMDPs. HyLEAR leverages interposed learning to embed knowledge of a hybrid planner into a deep reinforcement…

机器人学 · 计算机科学 2023-01-03 Dikshant Gupta , Mathias Klusch

Value decomposition (VD) has become one of the most prominent solutions in cooperative multi-agent reinforcement learning. Most existing methods generally explore how to factorize the joint value and minimize the discrepancies between agent…

多智能体系统 · 计算机科学 2025-02-06 Siying Wang , Yang Zhou , Zhitong Zhao , Ruoning Zhang , Jinliang Shao , Wenyu Chen , Yuhua Cheng

The literature is rich with studies, analyses, and examples on parameter estimation for describing the evolution of chaotic dynamical systems based on measurements, even when only partial information is available through observations.…

混沌动力学 · 物理学 2025-08-07 Michele Baia , Tommaso Matteuzzi , Franco Bagnoli

We consider the challenge of black-box optimization within hybrid discrete-continuous and variable-length spaces, a problem that arises in various applications, such as decision tree learning and symbolic regression. We propose DisCo-DSO…

机器学习 · 计算机科学 2024-12-17 Jacob F. Pettit , Chak Shing Lee , Jiachen Yang , Alex Ho , Daniel Faissol , Brenden Petersen , Mikel Landajuela

An extendable, efficient and explainable Machine Learning approach is proposed to represent cyclic plasticity and replace conventional material models based on the Radial Return Mapping algorithm. High accuracy and stability by means of a…

材料科学 · 物理学 2025-08-11 Stefan Hildebrand , Sandra Klinge

Trajectory prediction is crucial to advance autonomous driving, improving safety, and efficiency. Although end-to-end models based on deep learning have great potential, they often do not consider vehicle dynamic limitations, leading to…

机器人学 · 计算机科学 2025-08-20 Alexander Fertig , Lakshman Balasubramanian , Michael Botsch

The robotic systems continuously interact with complex dynamical systems in the physical world. Reliable predictions of spatiotemporal evolution of these dynamical systems, with limited knowledge of system dynamics, are crucial for…

人工智能 · 计算机科学 2019-01-08 Yun Long , Xueyuan She , Saibal Mukhopadhyay

We demonstrate that embedding physics-driven constraints into machine learning process can dramatically improve accuracy and generalizability of the resulting model. Physics-informed learning is illustrated on the example of analysis of…

计算物理 · 物理学 2021-12-16 Abantika Ghosh , Mohannad Elhamod , Jie Bu , Wei-Cheng Lee , Anuj Karpatne , Viktor A Podolskiy

Human-Object Interaction (HOI) detection aims to simultaneously localize human-object pairs and recognize their interactions. While recent two-stage approaches have made significant progress, they still face challenges due to incomplete…

计算机视觉与模式识别 · 计算机科学 2025-10-06 Zhehao Li , Yucheng Qian , Chong Wang , Yinghao Lu , Zhihao Yang , Jiafei Wu

Cooperative Coevolution (CC) effectively addresses Large-Scale Global Optimization (LSGO) via decomposition but struggles with the emerging class of Heterogeneous LSGO (H-LSGO) problems arising from real-world applications, where…

神经与进化计算 · 计算机科学 2026-04-03 Wenjie Qiu , Zixin Wang , Hongyu Fang , Zeyuan Ma , Yue-Jiao Gong

Diffusion models and flow matching have become a cornerstone of robotic imitation learning, yet they suffer from a structural inefficiency where inference is often bound to a fixed integration schedule that is agnostic to state complexity.…

机器人学 · 计算机科学 2026-04-28 Zunzhe Zhang , Runhan Huang , Yicheng Liu , Shaoting Zhu , Linzhan Mou , Hang Zhao