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Distributed energy resources offer a control-based option to improve distribution system reliability by ensuring system states that positively impact component failure rates. This option is an attractive complement to otherwise costly and…

最优化与控制 · 数学 2025-10-27 Gejia Zhang , Robert Mieth

We develop a novel application of hybrid information divergences to analyze uncertainty in steady-state subsurface flow problems. These hybrid information divergences are non-intrusive, goal-oriented uncertainty quantification tools that…

概率论 · 数学 2019-07-05 Eric Joseph Hall , Markos A. Katsoulakis

Based on recent developments in physics-informed deep learning and deep hidden physics models, we put forth a framework for discovering turbulence models from scattered and potentially noisy spatio-temporal measurements of the probability…

流体动力学 · 物理学 2018-11-20 Maziar Raissi , Hessam Babaee , Peyman Givi

Diagnostic classification models (DCMs) are psychometric models for evaluating a student's mastery of the essential skills in a content domain based upon their responses to a set of test items. Currently, diagnostic model and/or Q-matrix…

统计方法学 · 统计学 2022-03-03 Christy Brown , Jonathan Templin

With the increasing penetration of behind-the-meter (BTM) resources, it is vital to monitor the components of these resources and deduce their response behavior to external environment. Owing to data privacy, however, the appliance-wise…

系统与控制 · 电气工程与系统科学 2025-10-27 Chengming Lyu , Zhenfei Tan , Xiaoyuan Xu , Chen Fu , Zheng Yan , Mohammad Shahidehpour

Concept bottleneck models (CBMs) are interpretable models that first predict a set of semantically meaningful features, i.e., concepts, from observations that are subsequently used to condition a downstream task. However, the model's…

机器学习 · 计算机科学 2023-12-04 Renos Zabounidis , Ini Oguntola , Konghao Zhao , Joseph Campbell , Simon Stepputtis , Katia Sycara

This work presents a design coupling analysis (DCA) framework to investigate the interactions among control and plant design variables in floating offshore wind turbine (FOWT) and to support the formulation of tractable control co-design…

计算工程、金融与科学 · 计算机科学 2026-04-28 Elena Fernandez Bravo , Sunil Tamang , Yong Hoon Lee , James T. Allison

Quantum Monte Carlo approaches based on the stochastic sampling of the determinant space have evolved to be powerful methods to compute the electronic states of molecules. These methods not only calculate the correlation energy at an…

化学物理 · 物理学 2023-04-06 Lei Sun , Zixi Zhang , Tonghuan Jiang , Yilin Chen , Ji Chen

Conformal Prediction (CP) is a distribution-free uncertainty estimation framework that constructs prediction sets guaranteed to contain the true answer with a user-specified probability. Intuitively, the size of the prediction set encodes a…

机器学习 · 计算机科学 2025-02-18 Alvaro H. C. Correia , Fabio Valerio Massoli , Christos Louizos , Arash Behboodi

In this paper, we delve deeper into the Kullback-Leibler (KL) Divergence loss and mathematically prove that it is equivalent to the Decoupled Kullback-Leibler (DKL) Divergence loss that consists of 1) a weighted Mean Square Error (wMSE)…

计算机视觉与模式识别 · 计算机科学 2024-10-29 Jiequan Cui , Zhuotao Tian , Zhisheng Zhong , Xiaojuan Qi , Bei Yu , Hanwang Zhang

Distributed systems, such as biological and artificial neural networks, process information via complex interactions engaging multiple subsystems, resulting in high-order patterns with distinct properties across scales. Investigating how…

This letter proposes a decentralized local gain condition (LGC) to guarantee oscillation damping in inverter-based resource (IBR)-dominated power systems. The LGC constrains the dynamic gain between each IBR and the network at its point of…

系统与控制 · 电气工程与系统科学 2026-01-30 Xiang Zhu , Xiuqiang He , Hongyang Qing , Hua Geng

We study the approach to equilibrium of systems of gas particles in terms of relative entropy. The systems are modeled by the Kac master equation in arbitrary dimensions. First, we study the Kac system coupled to a thermostat, and secondly…

数学物理 · 物理学 2023-01-24 Lukas Hauger

We examine the dark energy and matter densities allowed by precision measurements of distances out to various redshifts, in the presence of spatial curvature and (near) arbitrary behavior of the dark energy equation of state. Degeneracies…

宇宙学与河外天体物理 · 物理学 2011-09-22 Arman Shafieloo , Eric V. Linder

Information percolation is a new method for analyzing stochastic spin systems through classifying and controlling the clusters of information-flow in the space-time slab. It yielded sharp mixing estimates (cutoff with an $O(1)$-window) for…

概率论 · 数学 2015-01-05 Eyal Lubetzky , Allan Sly

Cosmological background observations cannot fix the dark energy equation of state, which is related to a degeneracy in the definition of the dark sector components. Here we show that this degeneracy can be broken at perturbation level by…

宇宙学与河外天体物理 · 物理学 2014-06-10 S. Carneiro , H. A. Borges

The paper deals with using chaos to direct trajectories to targets and analyzes ruggedness and fractality of the resulting fitness landscapes. The targeting problem is formulated as a dynamic fitness landscape and four different chaotic…

混沌动力学 · 物理学 2017-04-12 Hendrik Richter

The geometrical structure is among the most fundamental ingredients in understanding complex systems. Is there any systematic approach in defining structures quantitatively, rather than illustratively? If yes, what are the basic principles…

流体动力学 · 物理学 2020-05-27 Lipo Wang , Guiwen Tan , Hui Cao

Various studies of Standard Model parameters involve measuring the properties of a coherent admixture of $D^0$ and $\overline{D}^0$ states. A typical example is the determination of the Unitarity Triangle angle $\gamma$ in the decays $B\to…

高能物理 - 唯象学 · 物理学 2018-02-13 Anton Poluektov

Understanding the nature of dark energy, the mysterious force driving the accelerated expansion of the Universe, is a major challenge of modern cosmology. The next generation of cosmological surveys, specifically designed to address this…

天体物理仪器与方法 · 物理学 2016-12-01 Siamak Ravanbakhsh , Francois Lanusse , Rachel Mandelbaum , Jeff Schneider , Barnabas Poczos