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Recent progress in machine learning (ML) has made high-accuracy quantum chemistry (QC) calculations more accessible. Of particular interest are multifidelity machine learning (MFML) methods where training data from differing accuracies or…

化学物理 · 物理学 2025-03-26 Vivin Vinod , Peter Zaspel

Predicting the solubility of given molecules remains crucial in the pharmaceutical industry. In this study, we revisited this extensively studied topic, leveraging the capabilities of contemporary computing resources. We employed two…

定量方法 · 定量生物学 2024-01-08 John Ho , Zhao-Heng Yin , Colin Zhang , Nicole Guo , Yang Ha

It is important to accurately model materials' properties at lower length scales (micro-level) while translating the effects to the components and/or system level (macro-level) can significantly reduce the amount of experimentation required…

计算机与社会 · 计算机科学 2022-11-08 Kazuma Kobayashi , Shoaib Usman , Carlos Castano , Dinesh Kumar , Syed Alam

Machine learning (ML) and a nonlinear model predictive controller (NMPC) are used in this paper to minimize the emissions and fuel consumption of a compression ignition engine. In this work machine learning is applied in two methods. In the…

系统与控制 · 电气工程与系统科学 2022-08-05 Armin Norouzi , Saeid Shahpouri , David Gordon , Alexander Winkler , Eugen Nuss , Dirk Abel , Jakob Andert , Mahdi Shahbakhti , Charles Robert Koch

Characterizing soil moisture (SM) around drip irrigation pipes is crucial for precise and optimized farming. Machine learning (ML) approaches are particularly suitable for this task as they can reduce uncertainties caused by soil conditions…

图像与视频处理 · 电气工程与系统科学 2024-06-07 Mohammad Ramezaninia , Mohammadreza Shams , Mohammad Zoofaghari

We introduce machine learning (ML) models that predict the electronic structure of materials across a wide temperature range. Our models employ neural networks and are trained on density functional theory (DFT) data. Unlike most other ML…

材料科学 · 物理学 2023-10-02 Lenz Fiedler , Normand A. Modine , Kyle D. Miller , Attila Cangi

Data-driven, machine learning (ML) models of atomistic interactions are often based on flexible and non-physical functions that can relate nuanced aspects of atomic arrangements into predictions of energies and forces. As a result, these…

材料科学 · 物理学 2024-05-15 Bartosz Barzdajn , Christopher P. Race

A coarse-grained simulation method to predict NMR spectra of ions diffusing in porous carbons is proposed. The coarse-grained model uses input from molecular dynamics simulations such as the free-energy profile for ionic adsorption, and…

材料科学 · 物理学 2015-06-23 Céline Merlet , Alexander C. Forse , John M. Griffin , Daan Frenkel , Clare P. Grey

Power transformers are an important component of a nuclear power plant (NPP). Currently, the NPP operates a lot of power transformers with extended service life, which exceeds the designated 25 years. Due to the extension of the service…

机器学习 · 计算机科学 2022-11-22 Iurii Katser , Dmitriy Raspopov , Vyacheslav Kozitsin , Maxim Mezhov

Mesoscale simulations of fission gas release (FGR) in nuclear fuel provide a powerful tool for understanding how microstructure evolution impacts FGR, but they are computationally intensive. In this study, we present an alternate,…

介观与纳米尺度物理 · 物理学 2023-10-31 Peter Toma , Md Ali Muntaha , Joel B. Harley , Michael R. Tonks

Machine learning (ML) has emerged into formidable force for identifying hidden but pertinent patterns within a given data set with the objective of subsequent generation of automated predictive behavior. In the recent years, it is safe to…

Tristructural isotropic (TRISO)-coated particle fuel is a robust nuclear fuel and determining its reliability is critical for the success of advanced nuclear technologies. However, TRISO failure probabilities are small and the associated…

Climate change is accelerating the frequency and severity of unprecedented events, deviating from established patterns. Predicting these out-of-distribution (OOD) events is critical for assessing risks and guiding climate adaptation. While…

机器学习 · 计算机科学 2025-09-16 Maria Conchita Agana Navarro , Geng Li , Theo Wolf , María Pérez-Ortiz

Process optimization in chemical engineering may be hindered by the limited availability of reliable thermodynamic data for fluid mixtures. Remarkable progress is being made in predicting thermodynamic mixture properties by machine learning…

计算工程、金融与科学 · 计算机科学 2025-10-14 Martin Bubel , Tobias Seidel , Michael Bortz

Machine learning (ML) has become a standard tool for the exploration of chemical space. Much of the performance of such models depends on the chosen database for a given task. Here, this aspect is investigated for "chemical tasks" including…

化学物理 · 物理学 2025-04-03 Luis Itza Vazquez-Salazar , Markus Meuwly

Probabilistic machine learning techniques can learn both complex relations between input features and output quantities of interest as well as take into account stochasticity or uncertainty within a data set. In this initial work, we…

核理论 · 物理学 2020-10-28 A. E. Lovell , A. T. Mohan , P. Talou

Machine learning (ML)-guided directed evolution is a new paradigm for biological design that enables optimization of complex functions. ML methods use data to predict how sequence maps to function without requiring a detailed model of the…

生物大分子 · 定量生物学 2019-04-23 Kevin K. Yang , Zachary Wu , Frances H. Arnold

There is growing interest in using machine learning (ML) methods for structural metamodeling due to the substantial computational cost of traditional simulations. Purely data-driven strategies often face limitations in model robustness,…

应用物理 · 物理学 2024-04-30 R. Bailey Bond , Pu Ren , Jerome F. Hajjar , Hao Sun

The use of machine learning (ML) in chemical physics has enabled the construction of interatomic potentials having the accuracy of ab initio methods and a computational cost comparable to that of classical force fields. Training an ML model…

化学物理 · 物理学 2023-06-21 Zeyuan Tang , Stefan T. Bromley , Bjørk Hammer

Computational fluid dynamics (CFD) is a powerful tool for modeling turbulent flow and is commonly used for urban microclimate simulations. However, traditional CFD methods are computationally intensive, requiring substantial hardware…

流体动力学 · 物理学 2025-01-10 Sepehrdad Tahmasebi , Geng Tian , Shaoxiang Qin , Ahmed Marey , Liangzhu Leon Wang , Saeed Rayegan
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