论文部分内容阅读
结合生产实验对ＤＥＭ的数据源、数据精度与质量控制、数据采集的技术与策略、空间分辨率、地形建模、产品分类和数据组织等方面进行全面的讨论，以期为推进有关工作的进一步完善和在全国实施“１１万数字高程模型的更新与建库”方案提供理论与技术支持
论我国“1:1万数字高程模型的更新与建库”
【摘 要】
：
结合生产实验对ＤＥＭ的数据源、数据精度与质量控制、数据采集的技术与策略、空间分辨率、地形建模、产品分类和数据组织等方面进行全面的讨论，以期为推进有关工作的进一步完善和在全国实施“１１万数字高程模型的更新与建库”方案提供理论与技术支持
【出 处】
：
武汉测绘科技大学学报
【发表日期】
：
0年WHCH902.008期
其他文献
In this paper, we present a nine-point difference scheme for two-dimensional equa- tions of heat conduction with three-temperature. Finally, the calculated result arecompared with the five-point schem
期刊
This paper is concerned with testing 0, 1 digital sequence for its randomness. Itsprobability model is set up and probability distribution law is deduced. Based on them,the multiple XOR method for tes
期刊
Based on the algorithms which was presented by Li Shou-fo and Gan Si-qing[1],a class of parallel algorithms for initial value problems in DDEs is constructed. Thenumerical results show the effectivene
期刊
In this paper the analyses of various numerical results are given, which involve theacceleration efficiency and convergence behavior of both ILU (k) preconditioners andKrylov subspace methods for solv
期刊
In this paper, an algorithm for computing near-centers of a nearly round body inany dimension is shown. The algorithm generalizes a recent result [2]. It is quite simpleand needs only d "parallel" pro
期刊
As the parallel version of LAPACK, ScaLAPACK will provide convenient and powerful parallel programming platform for parallel computing society. In this paper, wepropose a PVM based ScaLAPACK applicati
期刊
In this paper we expound the principle why the Lanczos procedure of a matrix canbe accurately performed by symbolic computation and give the uses of the accuratelanczos procedure in obtaining the inva
期刊
In this paper, an algorithm how to determine the optimal base functions and itsnumber is presented in fitting curve with exponential function. The method avoidselecting initial value and getting local
期刊