| DGPS航向数据计算拖鱼平面位置的精度分析 |
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| 引用本文： | 刘辉.DGPS航向数据计算拖鱼平面位置的精度分析[J].海洋测绘,2011,31(1):36-38. |
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| 作者姓名： | 刘辉 |
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| 作者单位： | 上海海事局海测大队,上海,200090 |
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| 摘 要： | 拖鱼位置归算的关键因素是航向,探讨了使用DGPS航向数据计算拖鱼位置的精度情况,根据计算结果分析了航向数据对拖鱼位置精度的影响,认为在实际操作中应该使用软件和硬件两方面确保航向数据质量,在上下测线时应该注意保持拖鱼航向稳定性。
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| 关 键 词： | 拖鱼归算 DGPS定位 航向数据 归算精度 |
Study on Calculation of Towfish's Coordinate Used DGPS Heading |
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| LIU Hui.Study on Calculation of Towfish''s Coordinate Used DGPS Heading[J].Hydrographic Surveying and Charting,2011,31(1):36-38. |
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| Authors: | LIU Hui |
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| Institution: | LIU Hui(Hydrographic Surveying Brigade,Shanghai Maritime Safety Administration,Shanghai,200090) |
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| Abstract: | The key factor of towfish's position is the heading of boat.This paper studied using DGPS heading data calculation accuracy of towfish's position.In order to ensure the precision of the towfish's position,we should improve the quality of heading data and keep the stability of the towfish when the survey starts and ends. |
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| Keywords: | calculation of towfish position of DGPS heading precision of calculation |
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