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Arctic amplification has altered the climate patterns both regionally and globally, resulting in more frequent and more intense extreme weather events in the past few decades. The essential part of Arctic amplification is the unprecedented…

大气与海洋物理 · 物理学 2023-08-10 Sahara Ali , Jianwu Wang

Arctic Sea Ice Concentration (SIC) is the ratio of ice-covered area to the total sea area of the Arctic Ocean, which is a key indicator for maritime activities. Nowadays, we often use passive microwave images to display SIC, but it has low…

图像与视频处理 · 电气工程与系统科学 2024-06-04 Zhaomin Fang , Wankun Chen , Feng Gao , Yanhai Gan , Junyu Dong , Yang Zhou

Forecasting sea ice concentration (SIC) and sea ice velocity (SIV) in the Arctic Ocean is of great significance as the Arctic environment has been changed by the recent warming climate. Given that physical sea ice models require high…

机器学习 · 计算机科学 2024-11-22 Younghyun Koo , Maryam Rahnemoonfar

Variation of Arctic sea ice has significant impacts on polar ecosystems, transporting routes, coastal communities, and global climate. Tracing the change of sea ice at a finer scale is paramount for both operational applications and…

大气与海洋物理 · 物理学 2024-10-15 Jingyi Xu , Siwei Tu , Weidong Yang , Shuhao Li , Keyi Liu , Yeqi Luo , Lipeng Ma , Ben Fei , Lei Bai

Time series data in real-world scenarios contain a substantial amount of nonlinear information, which significantly interferes with the training process of models, leading to decreased prediction performance. Therefore, during the time…

机器学习 · 计算机科学 2024-06-05 Dandan Zhang , Zhiqiang Zhang , Nanguang Chen , Yun Wang

As an increasing amount of remote sensing data becomes available in the Arctic Ocean, data-driven machine learning (ML) techniques are becoming widely used to predict sea ice velocity (SIV) and sea ice concentration (SIC). However, fully…

机器学习 · 计算机科学 2025-10-21 Younghyun Koo , Maryam Rahnemoonfar

In this study we perform online sea ice bias correction within a GFDL global ice-ocean model. For this, we use a convolutional neural network (CNN) which was developed in a previous study (Gregory et al., 2023) for the purpose of predicting…

大气与海洋物理 · 物理学 2024-02-01 William Gregory , Mitchell Bushuk , Yongfei Zhang , Alistair Adcroft , Laure Zanna

Sea ice at the North Pole is vital to global climate dynamics. However, accurately forecasting sea ice poses a significant challenge due to the intricate interaction among multiple variables. Leveraging the capability to integrate multiple…

人工智能 · 计算机科学 2025-10-21 Jaesung Park , Sungchul Hong , Yoonseo Cho , Jong-June Jeon

Precise forecasting of significant wave height (Hs) is essential for the development and utilization of wave energy. The challenges in predicting Hs arise from its non-linear and non-stationary characteristics. The combination of…

机器学习 · 计算机科学 2025-05-13 Jianxin Zhang , Lianzi Jiang , Xinyu Han , Xiangrong Wang

Global warming made the Arctic available for marine operations and created demand for reliable operational sea ice forecasts to make them safe. While ocean-ice numerical models are highly computationally intensive, relatively lightweight…

Although high-resolution mapping of Pan-Arctic sea ice with reliable corresponding uncertainty is essential for operational sea ice concentration (SIC) charting, it is a difficult task due to some key challenges, e.g., the subtle nature of…

计算机视觉与模式识别 · 计算机科学 2025-10-01 Mabel Heffring , Lincoln Linlin Xu

Hyperspectral image classification (HSIC) has been significantly advanced by deep learning methods that exploit rich spatial-spectral correlations. However, existing approaches still face fundamental limitations: transformer-based models…

计算机视觉与模式识别 · 计算机科学 2026-03-18 Muhammad Ahmad

Arctic sea ice performs a vital role in global climate and has paramount impacts on both polar ecosystems and coastal communities. In the last few years, multiple deep learning based pan-Arctic sea ice concentration (SIC) forecasting…

机器学习 · 计算机科学 2024-10-22 Jingyi Xu , Yeqi Luo , Weidong Yang , Keyi Liu , Shengnan Wang , Ben Fei , Lei Bai

Although high-resolution mapping of pan-Arctic sea ice with reliable corresponding uncertainty is essential for operational sea ice concentration (SIC) charting, it is a difficult task due to key challenges, such as the subtle nature of ice…

计算机视觉与模式识别 · 计算机科学 2026-05-29 Mabel Heffring , Lincoln Linlin Xu

Recently, FCNs have attracted widespread attention in the CD field. In pursuit of better CD performance, it has become a tendency to design deeper and more complicated FCNs, which inevitably brings about huge numbers of parameters and an…

计算机视觉与模式识别 · 计算机科学 2021-08-19 Hongruixuan Chen , Chen Wu , Bo Du

Knowledge on changes in glacier calving front positions is important for assessing the status of glaciers. Remote sensing imagery provides the ideal database for monitoring calving front positions, however, it is not feasible to perform…

计算机视觉与模式识别 · 计算机科学 2023-03-07 Fei Wu , Nora Gourmelon , Thorsten Seehaus , Jianlin Zhang , Matthias Braun , Andreas Maier , Vincent Christlein

For accurate forecast of climate change, sea ice mass balance, ocean circulation and sea- atmosphere interactions is required to have long term records of Sea Ice Thickness (SIT). Different approaches have been applied to retrieve SIT and…

数据分析、统计与概率 · 物理学 2013-09-12 Vera Djepa

Arctic sea ice plays integral roles in both polar and global environmental systems, notably ecosystems, communities, and economies. As sea ice continues to decline due to climate change, it has become imperative to accurately predict the…

大气与海洋物理 · 物理学 2023-12-22 Louis Lapp , Sahara Ali , Jianwu Wang

CTR prediction has been widely used in the real world. Many methods model feature interaction to improve their performance. However, most methods only learn a fixed representation for each feature without considering the varying importance…

信息检索 · 计算机科学 2022-12-02 Fangye Wang , Yingxu Wang , Dongsheng Li , Hansu Gu , Tun Lu , Peng Zhang , Ning Gu

Accurate sea ice mapping is essential for safe maritime navigation in polar regions, where rapidly changing ice conditions require timely and reliable information. While Sentinel-1 Synthetic Aperture Radar (SAR) provides high-resolution,…

计算机视觉与模式识别 · 计算机科学 2026-03-04 Mhd Rashed Al Koutayni , Mohamed Selim , Gerd Reis , Alain Pagani , Didier Stricker
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