中国西太平洋海域1′×1′垂线偏差模型及精度评估
中国西太平洋海域1′×1′垂线偏差模型及精度评估
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Full title
中国西太平洋海域1′×1′垂线偏差模型及精度评估
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Publisher
Beijing: Surveying and Mapping Press
Journal title
Ce hui xue bao, 2017-09, Vol.46 (9), p.1073-1079
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Beijing: Surveying and Mapping Press
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Contents
联合多种测高数据和重力异常数据,设计了观测点距离和测高精度融合的定权方法,采用最小二乘方法和Vening-Meinesz公式,分别构建了西太平洋海域（0°N—40°N,105°E—145°E）1′×1′网格化垂线偏差数字模型。选取两个不同特征区域,将垂线偏差的两个数字模型和EGM2008模型三者进行相互比较分析。结果表明：卯酉分量η的均方根差大于子午分量ξ的均方根差,海底地形复杂的南海特征区域的垂线偏差均方根差大于西太平洋中部的均方根差,构建的两个垂线偏差模型总体均方根差优于1.6″。
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Full title
中国西太平洋海域1′×1′垂线偏差模型及精度评估
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TN_cdi_wanfang_journals_chxb201709002
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https://devfeature-collection.sl.nsw.gov.au/record/TN_cdi_wanfang_journals_chxb201709002
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ISSN
1001-1595
E-ISSN
1001-1595
DOI
10.11947/j.AGCS.2017.20160552
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