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Sea ice concentration is an important metric used to characterize polar sea ice behavior. Understanding this behavior and accurately representing it is of critical importance for climate science research, and also has important uses in the…

Signal Processing · Electrical Eng. & Systems 2022-05-04 Stefan Dominicus , Amit Kumar Mishra

In an effort to understand the dynamics of the Arctic sea-ice edge, we present a simple model of heat and mass transfer in the Fram Strait that reveals some fundamental mechanisms controlling sea-ice extent in the marginal seas and the…

Atmospheric and Oceanic Physics · Physics 2017-12-21 Sahil Agarwal , M. Grae Worster

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…

Data Analysis, Statistics and Probability · Physics 2013-09-12 Vera Djepa

The deep learning, which is a dominating technique in artificial intelligence, has completely changed the image understanding over the past decade. As a consequence, the sea ice extraction (SIE) problem has reached a new era. We present a…

Computer Vision and Pattern Recognition · Computer Science 2023-06-02 Anzhu Yu , Wenjun Huang , Qing Xu , Qun Sun , Wenyue Guo , Song Ji , Bowei Wen , Chunping Qiu

Lake ice, as part of the Essential Climate Variable (ECV) lakes, is an important indicator to monitor climate change and global warming. The spatio-temporal extent of lake ice cover, along with the timings of key phenological events such as…

Image and Video Processing · Electrical Eng. & Systems 2020-05-08 Manu Tom , Roberto Aguilar , Pascal Imhof , Silvan Leinss , Emmanuel Baltsavias , Konrad Schindler

As Arctic conditions rapidly change, human activity in the Arctic will continue to increase and so will the need for high-resolution observations of sea ice. While satellite imagery can provide high spatial resolution, it is temporally…

Computer Vision and Pattern Recognition · Computer Science 2019-06-03 M. D. Parno , B. A. West , A. J. Song , T. S. Hodgdon , D. T. O'Connor

Increased research interest and economic activity in the Arctic raise the need for new observations of sea ice dynamics. Remote sensing as well as mathematical and numerical models of wave propagation in sea ice would benefit from more in…

Atmospheric and Oceanic Physics · Physics 2021-11-22 Trygve K. Løken , Jean Rabault , Atle Jensen , Graig Sutherland , Kai H. Christensen , Malte Müller

Sea ice motions play an important role in the polar climate system by transporting pollutants, heat, water and salt as well as changing the ice cover. Numerous physics-based models have been constructed to represent the sea ice dynamical…

Atmospheric and Oceanic Physics · Physics 2021-08-26 Jun Zhai , Cecilia M. Bitz

Observations indicate that the Arctic sea ice cover is rapidly retreating while the Antarctic sea ice cover is steadily expanding. State-of-the-art climate models, by contrast, typically simulate a moderate decrease in both the Arctic and…

Atmospheric and Oceanic Physics · Physics 2017-10-11 Erica Rosenblum , Ian Eisenman

Arctic sea ice plays an important role in the global climate. Sea ice models governed by physical equations have been used to simulate the state of the ice including characteristics such as ice thickness, concentration, and motion. More…

Microwave emissivity models of sea ice are poorly validated empirically. Typical validation studies involve using averaged or stereotyped profiles of ice parameters against averaged radiance measurements. Measurement sites are rarely…

Atmospheric and Oceanic Physics · Physics 2012-08-10 Peter Mills

We examine the long-term correlations and multifractal properties of daily satellite retrievals of Arctic sea ice albedo and extent, for periods of $\sim$ 23 years and 32 years respectively. The approach harnesses a recent development…

Atmospheric and Oceanic Physics · Physics 2012-05-08 S. Agarwal , W. Moon , J. S. Wettlaufer

The Arctic sea ice represents an important energy reservoir for the climate of the northern hemisphere. The shrinking of the polar ice in the past decades decreases the stored energy and raises serious concerns about future climate…

Geophysics · Physics 2019-12-09 A. Laubereau , H. Iglev

Sea ice cover in the Arctic and Antarctic is an important indicator of changes in the climate, with important environmental, economic and security consequences. The complexity of the spatio-temporal dynamics of sea ice makes it difficult to…

Dynamical Systems · Mathematics 2019-11-06 James Hogg , Maria Fonoberova , Igor Mezic

Accurate segmentation and mapping of sea ice types is crucial for safe polar navigation, offshore operations, and climate monitoring. While deep learning has demonstrated strong potential for automating sea ice type segmentation, its…

Due to the growing volume of remote sensing data and the low latency required for safe marine navigation, machine learning (ML) algorithms are being developed to accelerate sea ice chart generation, currently a manual interpretation task.…

Image and Video Processing · Electrical Eng. & Systems 2023-10-27 Rafael Pires de Lima , Behzad Vahedi , Nick Hughes , Andrew P. Barrett , Walter Meier , Morteza Karimzadeh

The recognition of sea ice is of great significance for reflecting climate change and ensuring the safety of ship navigation. Recently, many deep learning based methods have been proposed and applied to segment and recognize sea ice…

Computer Vision and Pattern Recognition · Computer Science 2024-05-24 Zhanchao Huang , Wenjun Hong , Hua Su

As climate change continues to reshape marginal ice zones in the Arctic, accurate and reliable sea ice data are critical for ensuring maritime safety. This study compares regional ice charts from the Alaska Sea Ice Program with satellite…

Atmospheric and Oceanic Physics · Physics 2025-12-15 Grant Peel , Ersegun Deniz Gedikli

Sea ice, or frozen ocean water, freezes and melts every year in the Arctic. Forecasts of where sea ice will be located weeks to months in advance have become more important as the amount of sea ice declines due to climate change, for…

Applications · Statistics 2020-06-11 Hannah M. Director , Adrian E. Raftery , Cecilia M. Bitz

Sea surface temperature (SST) is an essential climate variable that can be measured via ground truth, remote sensing, or hybrid model methodologies. Here, we celebrate SST surveillance progress via the application of a few relevant…

Atmospheric and Oceanic Physics · Physics 2023-06-19 Albert Larson , Ali Shafqat Akanda