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Exploring the Potential of Machine Learning-Assisted Spaceborne GNSS-R Measurements for Ocean Eddy Detection

  • Beihang University
  • Air Force Early Warning Academy
  • Department of Electronic Information Engineering

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

This paper explores the potential of Global Navigation Satellite System Reflectometry (GNSS-R) technology for detecting ocean eddies through the retrieval of Sea Surface Height (SSH) data. The study utilizes a Specular Point (SP)-based Convolutional Neural Network (CNN) tailored for processing and analyzing spaceborne GNSS-R data to retrieve SSH. Additionally, it calculates the global Absolute Dynamic Topography (ADT) and determines the Root Mean Square Error (RMSE). By employing a gridded global map, the ADT achieves an RMSE of 0.46 meters for a day. Theoretically, with the Nyquist-Shannon sampling theorem, this demonstrates GNSS-R's potential for detecting ocean eddies with amplitudes exceeding approximately 1.0 meter. Results indicate that GNSS-R could effectively contribute to global oceanographic studies and provide valuable insights into ocean eddy detections.

源语言英语
主期刊名Proceedings of 2024 21st International Bhurban Conference on Applied Sciences and Technology, IBCAST 2024
出版商Institute of Electrical and Electronics Engineers Inc.
169-172
页数4
ISBN(电子版)9798331516680
DOI
出版状态已出版 - 2024
活动21st International Bhurban Conference on Applied Sciences and Technology, IBCAST 2024 - Murree, 巴基斯坦
期限: 20 8月 202423 8月 2024

丛书

姓名Proceedings of 2024 21st International Bhurban Conference on Applied Sciences and Technology, IBCAST 2024

会议

会议21st International Bhurban Conference on Applied Sciences and Technology, IBCAST 2024
国家/地区巴基斯坦
Murree
时期20/08/2423/08/24

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