基于EGM2008和SRTM模型确定的新疆地区似大地水准面及其精度评估The quasi-geoid of Xinjiang area determined based on the EGM2008 and SRTM model and its accuracy evaluation
田斌,李进,申文斌
摘要(Abstract):
基于EGM2008重力场模型(2190阶)和SRTM数字高程模型,在Molodensky理论框架下,确定了新疆地区15′×15′似大地水准面,并与新疆地区15个点位的实测GPS/水准数据进行了比较,结果表明,所确定的新疆地区15′×15′似大地水准面的精度约为0.2m。
关键词(KeyWords): EGM2008;SRTM;似大地水准面;GPS/水准
基金项目(Foundation): 国家自然科学基金项目(编号:40974015,40637034);; 国家863项目(编号:2006AA12Z211)
作者(Author): 田斌,李进,申文斌
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