English
Related papers

Related papers: Horizontal resolution in a nested-domain WRF simul…

200 papers

Ice storms pose significant damage risk to electric utility infrastructure. In an attempt to improve storm response and minimize costs, energy companies have supported the development of ice accretion forecasting techniques utilizing…

Atmospheric and Oceanic Physics · Physics 2020-01-31 Julia Simonson , Sean Birkel , Kirk Maasch , Paul Mayewski , Bradfield Lyon , Andrew Carleton

Spatial models are used in a variety research areas, such as environmental sciences, epidemiology, or physics. A common phenomenon in many spatial regression models is spatial confounding. This phenomenon takes place when spatially indexed…

Methodology · Statistics 2021-06-08 Isa Marques , Thomas Kneib , Nadja Klein

The present paper proposes a super-resolution (SR) model based on a convolutional neural network and applies it to the near-surface temperature in urban areas. The SR model incorporates a skip connection, a channel attention mechanism, and…

Atmospheric and Oceanic Physics · Physics 2021-12-07 Yuki Yasuda , Ryo Onishi , Yuichi Hirokawa , Dmitry Kolomenskiy , Daisuke Sugiyama

Reduced precision floating point arithmetic is now routinely deployed in numerical weather forecasting over short timescales. However the applicability of these reduced precision techniques to longer timescale climate simulations -…

Atmospheric and Oceanic Physics · Physics 2023-05-17 Tom Kimpson , E. Adam Paxton , Matthew Chantry , Tim Palmer

Advancements in numerical weather prediction models have accelerated, fostering a more comprehensive understanding of physical phenomena pertaining to the dynamics of weather and related computing resources. Despite these advancements,…

Atmospheric and Oceanic Physics · Physics 2021-11-04 Alqamah Sayeed , Yunsoo Choi , Jia Jung , Yannic Lops , Ebrahim Eslami , Ahmed Khan Salman

Heat waves resulting from prolonged extreme temperatures pose a significant risk to human health globally. Given the limitations of observations of extreme temperature, climate models are often used to characterize extreme temperature…

Methodology · Statistics 2020-05-08 Mark Risser

High resolution information on climatic conditions is essential to many applications in environmental and ecological sciences. Here we present the CHELSA Climatologies at high resolution for the earths land surface areas data of downscaled…

Atmospheric flows are governed by a broad variety of spatio-temporal scales, thus making real-time numerical modeling of such turbulent flows in complex terrain at high resolution computationally intractable. In this study, we demonstrate a…

Fluid Dynamics · Physics 2024-04-03 Jacob Wulff Wold , Florian Stadtmann , Adil Rasheed , Mandar Tabib , Omer San , Jan-Tore Horn

A data-driven model (DDM) suitable for regional weather forecasting applications is presented. The model extends the Artificial Intelligence Forecasting System by introducing a stretched-grid architecture that dedicates higher resolution…

We present a holistic Bayesian hierarchical model for reconstructing the continuous and dynamic evolution of relative sea-level (RSL) change with fully quantified uncertainty. The reconstruction is produced from biological (foraminifera)…

Applications · Statistics 2016-03-23 Niamh Cahill , Andrew C. Kemp , Benjamin P. Horton , Andrew C. Parnell

Monthly precipitation climatologies at 1 km resolution have been produced over the Norwegian mainland for 1981-2010. The observed station normals are interpolated over a regular grid by applying a multi-linear local regression kriging…

Atmospheric and Oceanic Physics · Physics 2018-04-16 Alice Crespi , Cristian Lussana , Michele Brunetti , Andreas Dobler , Maurizio Maugeri , Ole Einar Tveito

Offshore slender marine structures experience complex and combined load conditions from waves, current and vessel motions that may result in both wave frequency and vortex shedding response patterns. Field measurements often consist of…

Projections of storm surge return levels are a basic requirement for effective management of coastal risks. A common approach to estimate hazards posed by extreme sea levels is to use a statistical model, which may use a time series of a…

Applications · Statistics 2018-08-28 Tony E. Wong

Numerical climate models are used to project future climate change due to both anthropogenic and natural causes. Differences between projections from different climate models are a major source of uncertainty about future climate. Emergent…

Applications · Statistics 2020-02-06 Philip G. Sansom , David B. Stephenson , Thomas J. Bracegirdle

Data-driven medium-range weather forecasting has attracted much attention in recent years. However, the forecasting accuracy at high resolution is unsatisfactory currently. Pursuing high-resolution and high-quality weather forecasting, we…

Artificial Intelligence · Computer Science 2023-06-07 Lei Chen , Fei Du , Yuan Hu , Fan Wang , Zhibin Wang

Raking is widely used in categorical data modeling and survey practice but faced with methodological and computational challenges. We develop a Bayesian paradigm for raking by incorporating the marginal constraints as a prior distribution…

Methodology · Statistics 2020-06-24 Yajuan Si , Peigen Zhou

Dynamical downscaling with high-resolution regional climate models may offer the possibility of realistically reproducing precipitation and weather events in climate simulations. As resolutions fall to order kilometers, the use of explicit…

Applications · Statistics 2018-08-01 Won Chang , Jiali Wang , Julian Marohnic , Rao Kotamarthi , Elisabeth J. Moyer

Self-exciting spatiotemporal Hawkes processes have found increasing use in the study of large-scale public health threats ranging from gun violence and earthquakes to wildfires and viral contagion. Whereas many such applications feature…

Methodology · Statistics 2021-07-14 Andrew J. Holbrook , Xiang Ji , Marc A. Suchard

We propose a geometric framework to assess sensitivity of Bayesian procedures to modeling assumptions based on the nonparametric Fisher-Rao metric. While the framework is general in spirit, the focus of this article is restricted to…

Methodology · Statistics 2014-04-28 Sebastian Kurtek , Karthik Bharath

Thermal scene reconstruction holds great potential for various applications, such as analyzing building energy consumption and performing non-destructive infrastructure testing. However, existing methods typically require dense scene…

Computer Vision and Pattern Recognition · Computer Science 2024-12-02 Mariam Hassan , Florent Forest , Olga Fink , Malcolm Mielle