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The formalism of Bayesian model selection provides a very elegant way of ranking different physical models in terms of how compatible they are with a given set of observed data. However, its practical application is often hampered by the…

宇宙学与河外天体物理 · 物理学 2026-01-19 Nathan Cohen , Jan Hamann , Ameek Malhotra

The interpretation of observations of atomic and molecular tracers in the galactic and extragalactic interstellar medium (ISM) requires comparisons with state-of-the-art astrophysical models to infer some physical conditions. Usually, ISM…

Artificial Neural Networks (ANNs) have emerged as hot topics in the research community. Despite the success of ANNs, it is challenging to train and deploy modern ANNs on commodity hardware due to the ever-increasing model size and the…

神经与进化计算 · 计算机科学 2021-01-19 Shiwei Liu , Decebal Constantin Mocanu , Amarsagar Reddy Ramapuram Matavalam , Yulong Pei , Mykola Pechenizkiy

The binding energy (BE) or mass is one of the most fundamental properties of an atomic nucleus. Precise binding energies are vital inputs for many nuclear physics and nuclear astrophysics studies. However, due to the complexity of atomic…

核理论 · 物理学 2022-10-07 Lin-Xing Zeng , Yu-Ying Yin , Xiao-Xu Dong , Li-Sheng Geng

Reconstructing the structure of thin films and multilayers from measurements of scattered X-rays or neutrons is key to progress in physics, chemistry, and biology. However, finding all structures compatible with reflectometry data is…

Predicting the health of components in complex dynamic systems such as an automobile poses numerous challenges. The primary aim of such predictive systems is to use the high-dimensional data acquired from different sensors and predict the…

机器学习 · 计算机科学 2018-04-17 Arvind Kumar Shekar , Cláudio Rebelo de Sá , Hugo Ferreira , Carlos Soares

The paper investigates nonlinear system identification using system output data at various linearized operating points. A feed-forward multi-layer Artificial Neural Network (ANN) based approach is used for this purpose and tested for two…

系统与控制 · 计算机科学 2016-11-17 Sayan Saha , Saptarshi Das , Anish Acharya , Abhishek Kumar , Sumit Mukherjee , Indranil Pan , Amitava Gupta

The prediction of near surface wind speed is becoming increasingly vital for the operation of electrical energy grids as the capacity of installed wind power grows. The majority of predictive wind speed modeling has focused on point-based…

机器学习 · 计算机科学 2017-12-15 Jianan Cao , David J. Farnham , Upmanu Lall

Bayesian Neural Networks (BNNs) can overcome the problem of overconfidence that plagues traditional frequentist deep neural networks, and are hence considered to be a key enabler for reliable AI systems. However, conventional hardware…

神经与进化计算 · 计算机科学 2024-01-30 Prabodh Katti , Nicolas Skatchkovsky , Osvaldo Simeone , Bipin Rajendran , Bashir M. Al-Hashimi

Artificial Neural Networks (ANNs) are prevalent machine learning models that are applied across various real-world classification tasks. However, training ANNs is time-consuming and the resulting models take a lot of memory to deploy. In…

机器学习 · 计算机科学 2022-06-27 Vrishabh Patil , Yonatan Mintz

Traditionally, an artificial neural network (ANN) is trained slowly by a gradient descent algorithm such as the backpropagation algorithm since a large number of hyperparameters of the ANN need to be fine-tuned with many training epochs. To…

机器学习 · 计算机科学 2020-01-27 Luna M. Zhang

Simulation based inference (SBI) methods enable the estimation of posterior distributions when the likelihood function is intractable, but where model simulation is feasible. Popular neural approaches to SBI are the neural posterior…

机器学习 · 统计学 2024-04-23 Xiaoyu Wang , Ryan P. Kelly , David J. Warne , Christopher Drovandi

Dense prediction is a critical task in computer vision. However, previous methods often require extensive computational resources, which hinders their real-world application. In this paper, we propose BiDense, a generalized binary neural…

计算机视觉与模式识别 · 计算机科学 2024-11-22 Rui Yin , Haotong Qin , Yulun Zhang , Wenbo Li , Yong Guo , Jianjun Zhu , Cheng Wang , Biao Jia

Recently, artificial neural networks (ANNs) in conjunction with stochastic gradient descent optimization methods have been employed to approximately compute solutions of possibly rather high-dimensional partial differential equations…

数值分析 · 数学 2021-10-12 Lukas Gonon , Philipp Grohs , Arnulf Jentzen , David Kofler , David Šiška

Electronic control units (ECUs) are essential for many automobile components, e.g. engine, anti-lock braking system (ABS), steering and airbags. For some products, the 3D pose of each single ECU needs to be determined during series…

计算机视觉与模式识别 · 计算机科学 2020-09-28 Simon Baeuerle , Jonas Barth , Elton Renato Tavares de Menezes , Andreas Steimer , Ralf Mikut

Meeting real-time constraints for high-performance Approximate Nearest Neighbor (ANN) search remains a critical challenge in remote sensing edge devices, which are essentially fusion systems like micro-satellites and UAVs, largely due to…

计算几何 · 计算机科学 2025-11-24 Xianwei Lv , Debin Tang , Zhecheng Shi , Wang Wang , Yujiao Zheng , Xiatian Zhu

We introduce a special class of functions for mathematical modeling of periodic signals of special shape with irregularly spaced arguments. This method was developed for determination of phenomenological characteristics of the light curves,…

太阳与恒星天体物理 · 物理学 2015-06-11 Ivan L. Andronov

Emulator embedded neural networks, which are a type of physics informed neural network, leverage multi-fidelity data sources for efficient design exploration of aerospace engineering systems. Multiple realizations of the neural network…

机器学习 · 计算机科学 2023-09-14 Atticus Beachy , Harok Bae , Jose Camberos , Ramana Grandhi

In the last decade, over a million stars were monitored to detect transiting planets. Manual interpretation of potential exoplanet candidates is labor intensive and subject to human error, the results of which are difficult to quantify.…

天体物理仪器与方法 · 物理学 2017-12-20 Kyle A. Pearson , Leon Palafox , Caitlin A. Griffith

In recent years, the integration of Machine Learning (ML) models with Operation Research (OR) tools has gained popularity across diverse applications, including cancer treatment, algorithmic configuration, and chemical process optimization.…

机器学习 · 计算机科学 2023-07-17 Matteo Cacciola , Antonio Frangioni , Andrea Lodi