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Cloud computing focuses on delivery of reliable, secure, fault-tolerant, sustainable, and scalable infrastructures for hosting Internet-based application services. These applications have different composition, configuration, and deployment…

分布式、并行与集群计算 · 计算机科学 2009-03-17 Rodrigo N. Calheiros , Rajiv Ranjan , Cesar A. F. De Rose , Rajkumar Buyya

The application of large deep learning models in weather forecasting has led to significant advancements in the field, including higher-resolution forecasting and extended prediction periods exemplified by models such as Pangu and Fuxi.…

机器学习 · 计算机科学 2025-02-19 Nian Ran , Peng Xiao , Yue Wang , Wesley Shi , Jianxin Lin , Qi Meng , Richard Allmendinger

Data-driven machine learning (ML) models, such as FuXi, exhibit notable limitations in forecasting typhoon intensity and structure. This study presents a comprehensive evaluation of FuXi-SHTM, a hybrid ML-physics model, using all 2024…

大气与海洋物理 · 物理学 2025-04-30 Zeyi Niu , Wei Huang , Hao Li , Xuliang Fan , Yuhua Yang , Mengqi Yang , Bo Qin

Climate change has increased the intensity, frequency, and duration of extreme weather events and natural disasters across the world. While the increased data on natural disasters improves the scope of machine learning (ML) in this field,…

机器学习 · 计算机科学 2022-12-22 Adiba Mahbub Proma , Md Saiful Islam , Stela Ciko , Raiyan Abdul Baten , Ehsan Hoque

While many modern studies are dedicated to ML-based large-sample hydrologic modeling, these efforts have not necessarily translated into predictive improvements that are grounded in enhanced physical-conceptual understanding. Here, we…

机器学习 · 计算机科学 2025-10-06 Yuan-Heng Wang , Yang Yang , Fabio Ciulla , Hoshin V. Gupta , Charuleka Varadharajan

Extreme weather is one of the main mechanisms through which climate change will directly impact human society. Coping with such change as a global community requires markedly improved understanding of how global warming drives extreme…

计算物理 · 物理学 2019-09-18 Adam Rupe , Karthik Kashinath , Nalini Kumar , Victor Lee , Prabhat , James P. Crutchfield

The under-representation of cloud formation is a long-standing bias associated with climate simulations. Parameterisation schemes are required to capture cloud processes within current climate models but have known biases. We overcome these…

大气与海洋物理 · 物理学 2024-06-17 Daniel Giles , James Briant , Cyril J. Morcrette , Serge Guillas

Constraining planet formation models based on the observed exoplanet population requires generating large samples of synthetic planetary systems, which can be computationally prohibitive. A significant bottleneck is simulating the giant…

地球与行星天体物理 · 物理学 2024-09-27 Caleb Lammers , Miles Cranmer , Sam Hadden , Shirley Ho , Norman Murray , Daniel Tamayo

Accurate representations of unknown and sub-grid physical processes through parameterizations (or closure) in numerical simulations with quantified uncertainty are critical for resolving the coarse-grained partial differential equations…

机器学习 · 计算机科学 2024-05-08 Yongquan Qu , Mohamed Aziz Bhouri , Pierre Gentine

We present LEMURS: an extensive dataset of simulated calorimeter showers designed to support the development and benchmarking of fast simulation methods in high-energy physics, most notably providing a step towards the development of…

仪器与探测器 · 物理学 2025-11-04 Peter McKeown , Piyush Raikwar , Anna Zaborowska

Improvements of Machine Learning (ML)-based radiation emulators remain constrained by the underlying assumptions to represent horizontal and vertical subgrid-scale cloud distributions, which continue to introduce substantial uncertainties.…

大气与海洋物理 · 物理学 2025-10-09 Katharina Hafner , Sara Shamekh , Guillaume Bertoli , Axel Lauer , Robert Pincus , Julien Savre , Veronika Eyring

Extreme weather events epitomize high cost: to society through their physical impacts, and to computer servers that simulate them to assess risk and advance physical understanding. It costs hundreds of simulation years to sample a few…

大气与海洋物理 · 物理学 2026-04-14 Justin Finkel , Paul A. O'Gorman

The hybrid model combines the physics-based primitive-equations model SPEEDY with a machine learning-based (ML-based) model component, while ERA5 reanalyses provide the presumed true states of the atmosphere. Six-hourly simulated noisy…

混沌动力学 · 物理学 2025-09-29 Dylan Elliott , Troy Arcomano , Istvan Szunyogh , Brian R. Hunt

Understanding how fast atmospheric variability shapes slow climate variability and sensitivity remains a central challenge in Earth-system science. Recent advances in machine-learned (ML) atmospheric models have demonstrated remarkable…

大气与海洋物理 · 物理学 2026-05-28 Bobby Antonio , Kristian Strommen , Pablo Ortega , Hannah M. Christensen

Computer simulation is an important tool for scientific progress, especially when lab experiments are either extremely costly and difficult or lack the required resolution. However, all of the simulation methods come with limitations. In…

流体动力学 · 物理学 2023-08-04 Edward R. Smith , Panagiotis E. Theodorakis

Machine learning (ML) has the potential to revolutionize various domains, but its adoption is often hindered by the disconnect between the needs of domain experts and translating these needs into robust and valid ML tools. Despite recent…

机器学习 · 计算机科学 2025-12-22 Evgeny Saveliev , Jiashuo Liu , Nabeel Seedat , Anders Boyd , Mihaela van der Schaar

Machine learning (ML) models are increasingly used in various applications, from recommendation systems in e-commerce to diagnosis prediction in healthcare. In this paper, we present a novel dynamic framework for thinking about the…

机器学习 · 计算机科学 2024-10-08 Tom Sühr , Samira Samadi , Chiara Farronato

Large Language Models (LLMs) have made significant progress in recent years, achieving remarkable results in question-answering tasks (QA). However, they still face two major challenges: hallucination and outdated information after the…

Practical recommender systems experience a cold-start problem when observed user-item interactions in the history are insufficient. Meta learning, especially gradient based one, can be adopted to tackle this problem by learning initial…

信息检索 · 计算机科学 2021-11-01 Xidong Feng , Chen Chen , Dong Li , Mengchen Zhao , Jianye Hao , Jun Wang

Classical machine learning (CML) occupies nearly half of machine learning pipelines in production applications. Unfortunately, it fails to utilize the state-of-the-practice devices fully and performs poorly. Without a unified framework, the…

机器学习 · 计算机科学 2023-05-01 Xu Wen , Wanling Gao , Anzheng Li , Lei Wang , Zihan Jiang , Jianfeng Zhan
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