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Reactive force fields for molecular dynamics have enabled a wide range of studies in numerous material classes. These force fields are computationally inexpensive as compared to electronic structure calculations and allow for simulations of…

Materials Science · Physics 2023-04-26 Brenden W. Hamilton , Pilsun Yoo , Michael N. Sakano , Md Mahbubul Islam , Alejandro Strachan

Molecular dynamics is a valuable tool to probe biological processes at the atomistic level - a resolution often elusive to experiments. However, the credibility of molecular models is limited by the accuracy of the underlying force field,…

Chemical Physics · Physics 2025-11-10 Vojtech Kostal , Brennon L. Shanks , Pavel Jungwirth , Hector Martinez-Seara

Accurate predictions of reactive mixing are critical for many Earth and environmental science problems. To investigate mixing dynamics over time under different scenarios, a high-fidelity, finite-element-based numerical model is built to…

Machine Learning · Statistics 2021-03-17 B. Ahmmed , M. K. Mudunuru , S. Karra , S. C. James , V. V. Vesselinov

We introduce a Bayesian active learning algorithm that efficiently elucidates phase diagrams. Using a novel acquisition function that assesses both the impact and likelihood of the next observation, the algorithm iteratively determines the…

Computational Physics · Physics 2024-09-12 Max Zhu , Jian Yao , Marcus Mynatt , Hubert Pugzlys , Shuyi Li , Sergio Bacallado , Qingyuan Zhao , Chunjing Jia

As an important branch of embodied artificial intelligence, mobile manipulators are increasingly applied in intelligent services, but their redundant degrees of freedom also limit efficient motion planning in cluttered environments. To…

Robotics · Computer Science 2025-04-01 Chenyu Zhang , Shiying Sun , Kuan Liu , Chuanbao Zhou , Xiaoguang Zhao , Min Tan , Yanlong Huang

We demonstrate an automatic method of force field development for molecular simulations. Parameter tuning is taken as an optimization problem in many dimensions. The parameters are automatically adapted to reproduce known experimental data…

Computational Physics · Physics 2007-05-23 Roland Faller , Heiko Schmitz , Oliver Biermann , Florian Müller-Plathe

Active learning is a subfield of machine learning that is devised for design and modeling of systems with highly expensive sampling costs. Industrial and engineering systems are generally subject to physics constraints that may induce fatal…

Machine Learning · Statistics 2023-04-19 Cheolhei Lee , Xing Wang , Jianguo Wu , Xiaowei Yue

Active learning for photonic crystals explores the integration of analytic approximate Bayesian last layer neural networks (LL-BNNs) with uncertainty-driven sample selection to accelerate photonic band gap prediction. We employ an analytic…

Optics · Physics 2026-05-19 Ryan Lopez , Charlotte Loh , Rumen Dangovski , Marin Soljačić

A common workflow for many engineering design problems requires the evaluation of the design system to be investigated under a range of conditions. These conditions usually involve a combination of several parameters. To perform a complete…

Computational Engineering, Finance, and Science · Computer Science 2020-09-18 J. H. Gaspar Elsas , N. A. G. Casaprima , I. F. M. Menezes

As a promising approach to deal with distributed data, Federated Learning (FL) achieves major advancements in recent years. FL enables collaborative model training by exploiting the raw data dispersed in multiple edge devices. However, the…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-12-12 Ji Liu , Juncheng Jia , Tianshi Che , Chao Huo , Jiaxiang Ren , Yang Zhou , Huaiyu Dai , Dejing Dou

Active nematics, formed from a liquid crystalline suspension of active force dipoles, are a paradigmatic active matter system whose study provides insights into how chemical driving produces the cellular mechanical forces essential for…

Soft Condensed Matter · Physics 2024-11-15 Carlos Floyd , Aaron R. Dinner , Suriyanarayanan Vaikuntanathan

Federated Learning (FL) empowers multiple clients to collaboratively train machine learning models without sharing local data, making it highly applicable in heterogeneous Internet of Things (IoT) environments. However, intrinsic…

Machine Learning · Computer Science 2025-01-29 Xi Chen , Qin Li , Haibin Cai , Ting Wang

Nonequilibrium electronic forces play a central role in voltage-driven phase transitions but are notoriously expensive to evaluate in dynamical simulations. Here we develop a machine learning framework for adiabatic lattice dynamics coupled…

Strongly Correlated Electrons · Physics 2026-01-13 Yunhao Fan , Sheng Zhang , Gia-Wei Chern

Machine learning force fields (MLFFs), which employ neural networks to map atomic structures to system energies, effectively combine the high accuracy of first-principles calculation with the computational efficiency of empirical force…

Machine Learning · Computer Science 2025-11-17 Guangyi Dong , Zhihui Wang

Looking back at seven decades of highly extensive application in the semiconductor industry, silicon and its native oxide SiO$_2$ are still at the heart of several technological developments. Recently, the fabrication of ultra-thin oxide…

Deep learning has enjoyed much recent success, and applying state-of-the-art model learning methods to controls is an exciting prospect. However, there is a strong reluctance to use these methods on safety-critical systems, which have…

Systems and Control · Electrical Eng. & Systems 2021-07-06 David D. Fan , Jennifer Nguyen , Rohan Thakker , Nikhilesh Alatur , Ali-akbar Agha-mohammadi , Evangelos A. Theodorou

Machine learning force fields (MLFF) have been proposed to accelerate molecular dynamics (MD) simulation, which finds widespread applications in chemistry and biomedical research. Even for the most data-efficient MLFFs, reaching chemical…

Quantitative Methods · Quantitative Biology 2023-06-07 Alexander Bukharin , Tianyi Liu , Shengjie Wang , Simiao Zuo , Weihao Gao , Wen Yan , Tuo Zhao

As a promising paradigm federated Learning (FL) is widely used in privacy-preserving machine learning, which allows distributed devices to collaboratively train a model while avoiding data transmission among clients. Despite its immense…

Machine Learning · Computer Science 2023-08-29 Jinglong Shen , Xiucheng Wang , Nan Cheng , Longfei Ma , Conghao Zhou , Yuan Zhang

High-speed online trajectory planning for UAVs poses a significant challenge due to the need for precise modeling of complex dynamics while also being constrained by computational limitations. This paper presents a multi-fidelity…

Robotics · Computer Science 2025-08-08 Gilhyun Ryou , Geoffrey Wang , Sertac Karaman

With an increasing high penetration of solar photovoltaic generation in electric power grids, voltage phasors and branch power flows experience more severe fluctuations. In this context, probabilistic power flow (PPF) study aims at…

Systems and Control · Electrical Eng. & Systems 2022-05-03 Kejun Chen , Yu Zhang