通过将反向传播网络与多变量地质物理数据集成,提高水下地形估计
Qiaoqiao Yang1, Zhiqiang Wei2, Lei Huang1
1Faculty of Information Science and Engineering,Ocean University of China, Qingdao, PR China.
Marine pollution bulletin
|July 8, 2025
概括
这项研究使用了新的三通道BP神经网络 (MFT-BP) 进行海底地形反转,整合了多个地球物理数据源. 与传统方法相比,MFT-BP模型显著提高了深度预测的准确性.
科学领域:
- 地质物理学 地质物理学
- 海洋地质 海洋地质学
- 人工智能的人工智能
背景情况:
- 海底地形的倒置对于海洋地质调查和资源勘探至关重要.
- 传统的深度反转方法在准确性和数据整合方面往往面临局限性.
- 逆向传播 (BP) 神经网络为地球物理学中的高级数据分析提供了潜力.
研究的目的:
- 引入和评估一个多变量数据融合三通道BP神经网络 (MFT-BP) 的海底地形深度逆转.
- 通过整合重力异常,垂直重力梯度异常和垂直偏移数据来评估MFT-BP网络的性能.
- 将MFT-BP网络的准确性与传统的重力地质模型 (GGM) 和其他替代模型进行比较.
主要方法:
- 开发一个多变量数据融合的三通道BP神经网络 (MFT-BP).
- 整合重力异常,垂直重力梯度异常和垂直偏移作为输入特征.
- 使用探测数据验证深度预测模型.
- 与重力地质模型 (GGM) 和替代方法进行比较分析.
主要成果:
- 与GGM和替代模型相比,MFT-BP网络在深度反转方面表现出更高的精度.
- 对探测数据的验证显示,89.72%的深度估计有小于100米的误差,97.06%的误差小于200米.
- MFT-BP网络实现了5.474%的平均相对误差,比GGM深度估计有1.4%的改善.
结论:
- 将BP网络与多源地质数据集成,可以有效地进行准确的水下地形颠倒.
- MFT-BP网络为海底深度预测提供了可靠和准确的方法.
- 这种方法促进了人工智能在海洋地球物理探索中的应用.
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