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Earth rotation parameters from BDS, GPS, and Galileo data: An accuracy analysis 期刊论文
ADVANCES IN SPACE RESEARCH, 2023, 卷号: 71, 期号: 10, 页码: 3968-3980
作者:  He, Zhanke;  Wei, Erhu;  Zhang, Qiyuan;  Wang, Lingxuan;  Li, Yanlin;  Liu, Jingnan
收藏  |  浏览/下载:2/0  |  提交时间:2023/12/13
BDS  Earth Rotation Parameters  GNSS  IGS  IERS  Spurious signals  
Online algorithm for variance components estimation 期刊论文
COMMUNICATIONS IN NONLINEAR SCIENCE AND NUMERICAL SIMULATION, 2021, 卷号: 97, 页码: 13
作者:  Zhang, Xinggang;  Lu, Xiaochun
收藏  |  浏览/下载:0/0  |  提交时间:2021/11/29
Batch-EM algorithm  Stochastic approximation  Precise point positioning  Kalman filter  
Recursive estimation of the stochastic model based on the Kalman filter formulation 期刊论文
GPS SOLUTIONS, 2021, 卷号: 25, 期号: 1, 页码: 7
作者:  Zhang, Xinggang;  Lu, Xiaochun
收藏  |  浏览/下载:0/0  |  提交时间:2021/11/29
Variance components estimation  Batch EM algorithm  Precise point positioning  Kalman filter  Real-time mode  
Automatic Calibration of Process Noise Matrix and Measurement Noise Covariance for Multi-GNSS Precise Point Positioning 期刊论文
MATHEMATICS, 2020, 卷号: 8, 期号: 4, 页码: 20
作者:  Zhang, Xinggang;  Li, Pan;  Tu, Rui;  Lu, Xiaochun;  Ge, Maorong;  Schuh, Harald
收藏  |  浏览/下载:11/0  |  提交时间:2020/09/01
EM-algorithm  multi-GNSS  PPP  process noise  observation covariance matrix  extended Kalman filter  machine learning  
Exotic vortex structures of the dipolar Bose-Einstein condensates trapped in harmonic-like and toroidal potential 期刊论文
PHYSICS LETTERS A, 2019, 卷号: 383, 期号: 2-3, 页码: 231-236
作者:  Zhang, Rui-Fang;  Zhang, Xiao-Fei;  Li, Lu
收藏  |  浏览/下载:0/0  |  提交时间:2021/11/29
Dipole-dipole interaction  Vortex  Bose-Einstein condensate  Ground state  
Shape transition with temperature of the pear-shaped nuclei in covariant density functional theory 期刊论文
PHYSICAL REVIEW C, 2017, 卷号: 96, 期号: 5, 页码: 8
作者:  Zhang, W.;  Niu, Y. F.
收藏  |  浏览/下载:0/0  |  提交时间:2021/11/29