arXiv:2410.14386physics.geo-phastro-ph.EP2024-10被引 2

用深度学习处理月球火星的单次多偏移探地雷达数据,实现地表介电常数重建与缺失数据补全

Investigating the Capabilities of Deep Learning for Processing and Interpreting One-Shot Multi-offset GPR Data: A Numerical Case Study for Lunar and Martian Environments

  • 采用深度学习处理单次多偏移探地雷达数据,自动提取地质信息
  • 可准确重建近地表介电分布,修复缺失或低质量雷达波形
  • 数据真实且具挑战性,公开可用助力未来智能探测模型发展

探地雷达(GPR)是行星科学中成熟的地球物理方法,近年来在月球和火星任务中广泛应用,提供了类地行星近地表地质的关键信息。然而,现有处理流程常需人工调参,导致结果模糊且解释不唯一。面对海量行星GPR数据(可达千米级),亟需自动化、客观化且先进的处理与解释方案。本文通过数值案例研究,探索深度学习在处理单次多偏移配置GPR数据中的潜力,验证其在重建类地行星近地表介电分布及填补缺失或劣质测线方面的有效性。数值数据设计兼具真实性和挑战性,且已进行精准标注,公开发布以支持未来数据驱动流程训练,并推动GPR领域预训练基础模型的发展。

原文摘要 · Abstract (English)

Ground-penetrating radar (GPR) is a mature geophysical method that has gained increasing popularity in planetary science over the past decade. GPR has been utilised both for Lunar and Martian missions providing pivotal information regarding the near surface geology of Terrestrial planets. Within that context, numerous processing pipelines have been suggested to address the unique challenges present in planetary setups. These processing pipelines often require manual tuning resulting to ambiguous outputs open to non-unique interpretations. These pitfalls combined with the large number of planetary GPR data (kilometers in magnitude), highlight the necessity for automatic, objective and advanced processing and interpretation schemes. The current paper investigates the potential of deep learning for interpreting and processing GPR data. The one-shot multi-offset configuration is investigated via a coherent numerical case study, showcasing the potential of deep learning for A) reconstructing the dielectric distribution of the the near surface of Terrestrial planets, and B) filling missing or bad-quality traces. Special care was taken for the numerical data to be both realistic and challenging. Moreover, the generated synthetic data are properly labelled and made publicly available for training future data-driven pipelines and contributing towards developing pre-trained foundation models for GPR.

探地雷达深度学习行星探测数据重建

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