搜索结果: 1-10 共查到“大地测量技术 DEM”相关记录10条 . 查询时间(0.031 秒)
Application of High-Resolution Global DEM in the Oco Mission
Global DEM Continuous Geolocation Of Satellite Soundings Earth Environmental Detection OCO
2015/12/18
The Orbiting Carbon Observatory (OCO), scheduled for launch in December 2008, will make the first space-based measurements of atmospheric CO2 with the precision, spatial and temporal resolution needed...
A Strategy to Build a Seamless Multi-Scale TIN-DEM Database
Geographical Information Science Triangulation Terrestrial photogrammetry
2015/12/11
With the development of 3D GIS, the visualization of the earth’s surface is more and more important. In order to improve the efficiency and the precise of the terrain visualization, it is essential to...
DEM-based Investigation on Stream Network Nodes and Their Features
DEM Feature Distributed Hydrology Geomorphology
2015/12/2
Surface runoff is one of dominant factors in hydrological environment, whose spatial pattern and hydrological feature represent the composite factors of its corresponding drainage. And the stream netw...
Exterior Orientation Improved by the Coplanarity Equation and DEM Generation for CARTOSAT-1
rigorous model rational polynomials collinearity coplanarity along track satellite imagery DEM
2015/11/24
In this paper the sensor model evaluation and DEM generation for CARTOSAT-1 pan stereo data is described. The model is tested on CARTOSAT-1 data provided under the ISPRS-ISRO Cartosat-1 Scientific Ass...
Orientation and DEM Extraction from ALOS-PRISM Images Using the SRTM-DEM as Ground Control
Three-Line Matching DEM/DTM Georeferencing Orthorectification Accuracy
2015/11/24
This paper presents a methodology of image orientation and DEM extraction from ALOS-PRISM stereopairs without the use of GCPs. It uses the approximate geo-location information derived from the sensor ...
DEM Generation from High Resolution Multi-View Data product
digital elevation model stereo image accuracy image matching Cartosat-2
2015/11/23
High resolution space-borne remote sensing image data show a high level of detail and provide many opportunities to be integrated into remote sensing applications. In particular, surface mapping from ...
UTILIZATION OF LIDAR DEM FOR SAR IMAGE ANALYSIS IN DENSE URBAN AREAS
SAR LIDAR Distortion Simulation, Fusion
2015/3/25
The increasing resolution of SAR data opens the possibility to utilise this data for scene interpretation in urban areas. Different SAR
specific phenomena like foreshortening, layover, shadow and mul...
基于DEM的坡度坡向误差空间分布特征研究
数字高程模型 坡度 坡向 中误差
2009/8/6
研究DEM误差和坡度坡向误差的关系,澄清目前关于坡度坡向误差空间分布的矛盾观点,明确指出基于DEM提取的坡度坡向误差主要分布在平坦地区,并通过实验对结论进行验证,所得结论对实际工作有一定的指导意义.
规则格网上双方向性插值的DEM误差估计
DEM误差 规则格网
2009/8/3
本文简要介绍了双方向性插值方法的原理，并以线性插值和三次插值过程中的误差传播为基础，利用误差传播定律，推导出了双方向性插值方法生成的DEM曲面平均高程误差值．