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一种通用方法,用于识别和纠正在多束浴度测量中诱导的加热误差
Xiaohan Yu1, Yang Cui1, Jintao Feng1
1Department of Oceanography and Hydrography, Dalian Naval Academy, Dalian 116018, China.
Sensors (Basel, Switzerland)
|January 28, 2026
概括
本研究引入了一种新方法,用于识别和修复多束测量中的诱导升空误差. 该技术显著提高了浴度数据的准确性和地形马赛克质量.
科学领域:
- 地理学工程 工程地质学
- 海洋学调查研究
背景情况:
- 多射线回声探测系统对于水度数据采集至关重要.
- 诱导的升空误差对多束测量的准确性构成了重大挑战.
- 现有的重量错误校正方法往往是直观的,缺乏可靠的识别.
研究的目的:
- 开发一种强大的两阶段方法来识别和纠正多束测量中诱导的升空误差.
- 在复杂的地形条件下提高水度数据的准确性和可靠性.
主要方法:
- 一个两阶段的方法,涉及错误的识别和纠正.
- 使用回归诊断来建立浴度差异和态度参数之间的数学模型的错误区分.
- 使用局部最小平方回归 (PLSR) 进行错误校正,以高精度预测和补偿诱导的浮动错误.
主要成果:
- 有效估计态度传感器安装的偏移参数.
- 减小了根的平方平均 bathymetric 不一致性大约 78.8%.
- 基本消除周期性条形扭曲,显著提高地形马赛克质量.
结论:
- 拟议的方法提供了一种有效的解决方案,用于控制多束测量中的诱导升空误差.
- 基于PLSR的方法提高了浴度数据的精度和总体调查质量.
- 这种方法对复杂的地形环境特别有益.
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