【摘 要】
:
该文根据多年的GPS测量实践,建立了局部高程异常的基本几何模型,并提出了利用高程异常几何模型将GPS高程转化为正常高的新方法。
论文部分内容阅读
该文根据多年的GPS测量实践,建立了局部高程异常的基本几何模型,并提出了利用高程异常几何模型将GPS高程转化为正常高的新方法。
其他文献
The principle and method of remote sensing precipitable water (PW) by the Global Positioning System (GPS) are introduced. A series of tropospheric delay have been obtained from the dual frequency rece
The geopotential variation caused by solid Earth, ocean and atmospheric tides can be estimated from artificial satellite orbit perturbations. It is shown that the total tidal variation in geopotential
Through GPS carrier phases observation in southwestern China during 1991-1997,the velocity field within eastern Qinghai-Xizang (Tibet) and its neighbour regions has been es-tablished. The velocity of
文章从高技术局部战争对军事运输保障要求出发,通过对GPS系统的开发,将其运用在未来高技术局部战争的运输保障中,以增强后勤运输的机动灵活性,从而高效益地实施运输保障。
Remote sensing (RS) of land surface temperature (LST) is a very challenging problem at the present development stage of RS science. Tremendous efforts have been devoted to atmosphere correction and te
本文主要叙述MAPGIS在地学制图上的技术和方法,同时,提出进一步提高地学图制图质量的措施和途径。
该文根据自由网平差的性质,借鉴于水准自由网平差成果的转换模型,导出了由GPS经典、自由网平差成果分别转换为伪逆平差成果和拟稳平差成果的转换公式。
Using the 1°×1° NOAA AVHRR NDVI data set in China, an index on the spatial different gradient of landcover is created. Then based on the index and supported by the geographical information system, it
该文对数字化测图中棱镜偏心观测产生的原因进行了分析,归纳出棱镜偏心类型,分析偏心对数字图的精度影响,导出了坐标数据的偏心改正的数学模型,分析了该模型误差和坐标数据误差,提出了实现计算机自动改正的途径,说明了该方法的可靠性和可行性。