On Numerical methods for determination of Earth gravity field model using mass satellite gravity gradiometry data
- ISSN号:1672-7975
- 期刊名称:《应用地球物理:英文版》
- 时间:0
- 分类:O241.81[理学—计算数学;理学—数学] P312.1[天文地球—固体地球物理学;天文地球—地球物理学]
- 作者机构:[1]Satellite Surveying and Mapping Application Center, NASG, Bejing 100830, China, [2]The First Institute of Surveying and Mapping of Hebei Province, Shijiazhuang 050031, China
- 相关基金:This work was supproted by the National Natural Science Foundation of China(40874012, 40904003, 40974016, 41004007)
关键词:
地球重力场模型, 卫星重力梯度, 数值方法, 测量数据, 预条件共轭梯度法, 计算效率, 并行算法, 组成方法, satellite gravity gradiometry, Cholesky decomposition, pre-conditioned conjugate gradient, open multi-processing parallel algorithm, data processing