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Deep Learning is gaining traction with geophysics community to understand subsurface structures, such as fault detection or salt body in seismic data. This study describes using deep learning method for iceberg or ship recognition with…

机器学习 · 计算机科学 2018-12-19 Cheng Zhan , Licheng Zhang , Zhenzhen Zhong , Sher Didi-Ooi , Youzuo Lin , Yunxi Zhang , Shujiao Huang , Changchun Wang

Synthetic Aperture Radar (SAR) imagery has diverse applications in land and marine surveillance. Unlike electro-optical (EO) systems, these systems are not affected by weather conditions and can be used in the day and night times. With the…

计算机视觉与模式识别 · 计算机科学 2021-03-23 Abu Md Niamul Taufique , Navya Nagananda , Andreas Savakis

Synthetic Aperture Radar (SAR) Automatic Target Recognition (ATR) is a key technique used in military applications like remote-sensing image recognition. Vision Transformers (ViTs) are the current state-of-the-art in various computer vision…

计算机视觉与模式识别 · 计算机科学 2024-04-09 Sachini Wickramasinghe , Dhruv Parikh , Bingyi Zhang , Rajgopal Kannan , Viktor Prasanna , Carl Busart

Synthetic Aperture Radar (SAR) data enables large-scale surveillance of maritime vessels. However, near-real-time monitoring is currently constrained by the need to downlink all raw data, perform image focusing, and subsequently analyze it…

计算机视觉与模式识别 · 计算机科学 2025-08-15 Fabian Kresse , Georgios Pilikos , Mario Azcueta , Nicolas Floury

General-purpose pre-trained models ("foundation models") have enabled practitioners to produce generalizable solutions for individual machine learning problems with datasets that are significantly smaller than those required for learning…

机器人学 · 计算机科学 2023-10-25 Dhruv Shah , Ajay Sridhar , Nitish Dashora , Kyle Stachowicz , Kevin Black , Noriaki Hirose , Sergey Levine

The condition monitoring (CM) of synthetic fibre ropes (SFRs) used in offshore, maritime, and industrial settings demands more than a classifier: inspectors need continuous severity estimates, maintenance recommendations, anomaly flags,…

计算机视觉与模式识别 · 计算机科学 2026-05-07 Anju Rani , Daniel Ortiz-Arroyo , Petar Durdevic

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

Due to the emergency and homogenization of Artificial Intelligence (AI) technology development, transformer-based foundation models have revolutionized scientific applications, such as drug discovery, materials research, and astronomy.…

计算机视觉与模式识别 · 计算机科学 2025-11-19 Huiwen Wu , Shuo Zhang , Yi Liu , Hongbin Ye

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

Sea ice plays a critical role in the global climate system and maritime operations, making timely and accurate classification essential. However, traditional manual methods are time-consuming, costly, and have inherent biases. Automating…

计算机视觉与模式识别 · 计算机科学 2025-03-25 Samira Alkaee Taleghan , Andrew P. Barrett , Walter N. Meier , Farnoush Banaei-Kashani

Fusing satellite imagery acquired with different sensors has been a long-standing challenge of Earth observation, particularly across different modalities such as optical and Synthetic Aperture Radar (SAR) images. Here, we explore the joint…

计算机视觉与模式识别 · 计算机科学 2022-11-30 Manu Tom , Yuchang Jiang , Emmanuel Baltsavias , Konrad Schindler

The detection of early signs of volcanic unrest preceding an eruption, in the form of ground deformation in Interferometric Synthetic Aperture Radar (InSAR) data is critical for assessing volcanic hazard. In this work we treat this as a…

图像与视频处理 · 电气工程与系统科学 2022-06-17 Nikolaos Ioannis Bountos , Dimitrios Michail , Ioannis Papoutsis

Manual Pap smear analysis for cervical cancer screening is limited by inter-observer variability, time constraints, and restricted expert availability. Although convolutional neural networks (CNNs) have automated cervical cell…

计算机视觉与模式识别 · 计算机科学 2026-05-19 Nisreen Albzour , Sarah S. Lam

Understanding how environmental and operational conditions influence vessel speed is crucial for characterizing navigational conditions in the Arctic. We analyzed Automatic Identification System (AIS) data from 2010-2019 to examine vessel…

信号处理 · 电气工程与系统科学 2026-05-18 Mauli Pant , Linda Fernandez , Indranil Sahoo

Remote sensing datasets offer significant promise for tackling key classification tasks such as land-use categorization, object presence detection, and rural/urban classification. However, many existing studies tend to focus on narrow tasks…

计算机视觉与模式识别 · 计算机科学 2025-12-23 Gautam Siddharth Kashyap , Manaswi Kulahara , Nipun Joshi , Usman Naseem

Arctic sea ice concentration is often coarsely observed and numerically computed despite its importance for polar climate system. In this work we present three machine-learning methods to recover the original high-resolution images from the…

大气与海洋物理 · 物理学 2021-09-02 Jun Zhai , Cecilia M. Bitz

The recognition or understanding of the scenes observed with a SAR system requires a broader range of cues, beyond the spatial context. These encompass but are not limited to: imaging geometry, imaging mode, properties of the Fourier…

图像与视频处理 · 电气工程与系统科学 2023-01-11 Mihai Datcu , Zhongling Huang , Andrei Anghel , Juanping Zhao , Remus Cacoveanu

Identification of less-articulated objects using single-channel images, such as thermal images, is important in many applications, such as surveillance. However, in this domain, existing methods show poor performance due to high similarity…

计算机视觉与模式识别 · 计算机科学 2026-05-07 Yasod Ginige , Ransika Gunasekara , Darsha Hewavitharana , Manjula Ariyarathne , Peshala Jayasekara , Ranga Rodrigo

Synthetic Aperture Radar (SAR) and optical image registration is essential for remote sensing data fusion, with applications in military reconnaissance, environmental monitoring, and disaster management. However, challenges arise from…

计算机视觉与模式识别 · 计算机科学 2025-02-04 Wenfei Zhang , Ruipeng Zhao , Yongxiang Yao , Yi Wan , Peihao Wu , Jiayuan Li , Yansheng Li , Yongjun Zhang

Vision Transformer (ViT) has achieved remarkable results in object detection for synthetic aperture radar (SAR) images, owing to its exceptional ability to extract global features. However, it struggles with the extraction of multi-scale…

计算机视觉与模式识别 · 计算机科学 2025-12-22 Yang Zhang , Jingyi Cao , Yanan You , Yuanyuan Qiao