多波束测深边缘数据改正方法、装置和计算机设备
By using the single-beam depth value of a single beam point as a control point in a multibeam echo sounding system, a fitting function is established to correct the multibeam edge data, thus solving the problem of poor accuracy in the edge part of the multibeam echo sounding system and improving the measurement accuracy.
CN116010386BActive Publication Date: 2026-07-17SHENZHEN POWER SUPPLY BUREAU
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- SHENZHEN POWER SUPPLY BUREAU
- Filing Date
- 2022-12-13
- Publication Date
- 2026-07-17
AI Technical Summary
Technical Problem
The accuracy of multibeam echo sounding systems is poor at the edges and is severely affected by the incident angle and depth, which limits the overall measurement accuracy.
Method used
Using the single-beam depth value of a single-beam point as a control point, a fitting function is established between the multi-beam depth value, depth difference, and incident angle through function fitting to obtain the depth correction amount and correct the multi-beam edge data.
Benefits of technology
It improves the accuracy and quality of edge data in multibeam echo sounding systems, reduces errors in the edge areas, and enhances overall measurement accuracy.
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Figure CN116010386B_ABST
Abstract
本申请涉及一种多波束测深边缘数据改正方法、装置和计算机设备。所述方法包括：获取多个多波束点对应的多波束深度值，以及获取多个单波束点对应的波束角效应改正后的单波束深度值；确定同时具有多波束深度值和单波束深度值的多个公共点；根据各公共点对应的多波束深度值、各公共点对应的多波束深度值和单波束深度值之间的深度差值以及各公共点对应的入射角，建立公共点对应的多波束深度值、深度差值和入射角三者之间的拟合函数；将待改正多波束点的入射角和多波束深度值代入拟合函数中，获取待改正多波束点对应的深度改正量，根据深度改正量，确定待改正多波束点改正后的多波束深度值。采用本方法能够提高边缘部分的数据质量。
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