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The completion, extension, and generation of 3D semantic scenes are an interrelated set of capabilities that are useful for robotic navigation and exploration. Existing approaches seek to decouple these problems and solve them one-off.…

计算机视觉与模式识别 · 计算机科学 2026-04-02 Xujia Zhang , Brendan Crowe , Christoffer Heckman

We present a comprehensive inter-comparison of linear regression (LR), stochastic, and deep-learning approaches for reduced-order statistical emulation of ocean circulation. The reference dataset is provided by an idealized, eddy-resolving,…

大气与海洋物理 · 物理学 2021-10-04 Niraj Agarwal , Dmitri Kondrashov , Peter Dueben , Evgenii Ryzhov , Pavel Berloff

In real-world underwater environment, exploration of seabed resources, underwater archaeology, and underwater fishing rely on a variety of sensors, vision sensor is the most important one due to its high information content, non-intrusive,…

图像与视频处理 · 电气工程与系统科学 2021-03-29 Nan Wang , Yabin Zhou , Fenglei Han , Haitao Zhu , Jingzheng Yao

The challenge of electronic component obsolescence is particularly critical in systems with long life cycles. Various obsolescence management methods are employed to mitigate its impact, with obsolescence forecasting being a highly…

机器学习 · 计算机科学 2025-05-05 Elie Saad , Mariem Besbes , Marc Zolghadri , Victor Czmil , Claude Baron , Vincent Bourgeois

Exact numerical simulations of dynamics of open quantum systems often require immense computational resources. We demonstrate that a deep artificial neural network comprised of convolutional layers is a powerful tool for predicting…

计算物理 · 物理学 2020-12-22 Luis E. Herrera Rodriguez , Alexei A. Kananenka

Historical records of climate fields are often sparse due to missing measurements, especially before the introduction of large-scale satellite missions. Several statistical and model-based methods have been introduced to fill gaps and…

地球物理 · 物理学 2025-07-31 Nils Bochow , Anna Poltronieri , Martin Rypdal , Niklas Boers

Remote sensing of oceanographic data often yields incomplete coverage of the measurement domain. This can limit interpretability of the data and identification of coherent features informative of ocean dynamics. Several methods exist to…

大气与海洋物理 · 物理学 2019-03-27 Siavash Ameli , Shawn C. Shadden

Nearly 900 million people live in low-lying coastal zones around the world and bear the brunt of impacts from more frequent and severe hurricanes and storm surges. Oceanographers simulate ocean current circulation along the coasts to…

Precise three-dimensional (3D) reconstruction of wave free surfaces and associated velocity fields is essential for developing a comprehensive understanding of ocean physics. To address the high computational cost of dense visual…

计算机视觉与模式识别 · 计算机科学 2025-12-09 Jiabin Liu , Zihao Zhou , Jialei Yan , Anxin Guo , Alvise Benetazzo , Hui Li

Among the most relevant processes in the Earth system for human habitability are quasi-periodic, ocean-driven multi-year events whose dynamics are currently incompletely characterized by physical models, and hence poorly predictable. This…

大气与海洋物理 · 物理学 2023-08-09 Matthew Bonas , Christopher K. Wikle , Stefano Castruccio

For centuries, scientists have observed nature to understand the laws that govern the physical world. The traditional process of turning observations into physical understanding is slow. Imperfect models are constructed and tested to…

机器学习 · 计算机科学 2023-01-27 M. Giselle Fernández-Godino , Donald D. Lucas , Qingkai Kong

Corals are the primary habitat-building life-form on reefs that support a quarter of the species in the ocean. A coral reef ecosystem usually consists of reefs, each of which is like a tall building in any city. These reef-building corals…

计算机视觉与模式识别 · 计算机科学 2022-12-09 Jiageng Zhong , Ming Li , Hanqi Zhang , Jiangying Qin

Nowadays underwater vision systems are being widely applied in ocean research. However, the largest portion of the ocean - the deep sea - still remains mostly unexplored. Only relatively few image sets have been taken from the deep sea due…

计算机视觉与模式识别 · 计算机科学 2021-02-24 Yifan Song , David Nakath , Mengkun She , Furkan Elibol , Kevin Köser

Numerical models of the ocean and ice sheets are crucial for understanding and simulating the impact of greenhouse gases on the global climate. Oceanic processes affect phenomena such as hurricanes, extreme precipitation, and droughts.…

We demonstrate the use of deep network to learn the distribution of data from state-of-the-art hydrodynamic simulations of the CAMELS project. To this end, we train a generative adversarial network to generate images composed of three…

宇宙学与河外天体物理 · 物理学 2024-10-25 Sambatra Andrianomena , Sultan Hassan , Francisco Villaescusa-Navarro

While data-driven approaches demonstrate great potential in atmospheric modeling and weather forecasting, ocean modeling poses distinct challenges due to complex bathymetry, land, vertical structure, and flow non-linearity. This study…

机器学习 · 计算机科学 2024-09-06 Ashesh Chattopadhyay , Michael Gray , Tianning Wu , Anna B. Lowe , Ruoying He

Machine Learning has become a pervasive tool in climate science applications. However, current models fail to address nonstationarity induced by anthropogenic alterations in greenhouse emissions and do not routinely quantify the uncertainty…

机器学习 · 计算机科学 2024-02-22 Simon Dräger , Maike Sonnewald

The Biogeochemical-Argo (BGC-Argo) program is building a network of globally distributed, sensor-equipped robotic profiling floats, improving our understanding of the climate system and how it is changing. These floats, however, are limited…

With climate change-related extreme events on the rise, high dimensional Earth observation data presents a unique opportunity for forecasting and understanding impacts on ecosystems. This is, however, impeded by the complexity of…

Modeling atmospheric chemistry is complex and computationally intense. Given the recent success of Deep neural networks in digital signal processing, we propose a Neural Network Emulator for fast chemical concentration modeling. We consider…

机器学习 · 计算机科学 2025-01-16 Zhi-Song Liu , Petri Clusius , Michael Boy