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浏览/检索结果: 共25条，第1-10条 帮助 限定条件 专题：国家授时中心    第一署名单位    第一作者单位    通讯作者单位     已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择作者升序作者降序题名升序题名降序发表日期升序发表日期降序提交时间升序提交时间降序 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：33/0  |  提交时间：2021/11/29 Batch-EM algorithm  Stochastic approximation  Precise point positioning  Kalman filter   An Investigation of Precise Orbit and Clock Products for BDS-3 from Different Analysis Centers 期刊论文 SENSORS, 2021, 卷号: 21, 期号: 5, 页码: 15 作者:  Shen, Pengli;  Cheng, Fang;  Lu, Xiaochun;  Xiao, Xia;  Ge, Yulong 收藏  |  浏览/下载：46/0  |  提交时间：2021/11/29 BDS-3  tropospheric delay  positioning performance  precise point positioning (PPP)  orbit comparison  clock differences  analysis centers   Real-time and dynamic time transfer method based on double-differenced real-time kinematic mode 期刊论文 IET RADAR SONAR AND NAVIGATION, 2021, 页码: 11 作者:  Tu, Rui;  Zhang, Pengfei;  Zhang, Rui;  Fan, Lihong;  Han, Junqiang 收藏  |  浏览/下载：22/0  |  提交时间：2021/11/29 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：19/0  |  提交时间：2021/11/29 Variance components estimation  Batch EM algorithm  Precise point positioning  Kalman filter  Real-time mode   An Improved Long-Period Precise Time-Relative Positioning Method Based on RTS Data 期刊论文 SENSORS, 2021, 卷号: 21, 期号: 1, 页码: 21 作者:  Lu, Yangwei;  Ji, Shengyue;  Tu, Rui;  Weng, Duojie;  Lu, Xiaochun 收藏  |  浏览/下载：18/0  |  提交时间：2021/11/29 GNSS  satellite receivers  positioning error  positioning algorithm   A New Method of Real-Time Kinematic Positioning Suitable for Baselines of Different Lengths 期刊论文 JOURNAL OF NAVIGATION, 2021, 卷号: 74, 期号: 1, 页码: 143-155 作者:  Liu, Jinhai;  Tu, Rui;  Zhang, Rui;  Huang, Xiaodong;  Zhang, Pengfei 收藏  |  浏览/下载：19/0  |  提交时间：2021/11/29 Global Navigation Satellite System  Real-Time Kinematic  Baseline  Ambiguity Resolution  Accuracy  Reliability   Investigation of real-time kinematic multi-GNSS precise point positioning with the CNES products 期刊论文 MEASUREMENT, 2020, 卷号: 166, 页码: 12 作者:  Zhao, Xingwang;  Ge, Yulong;  Ke, Fuyang;  Liu, Chao;  Li, Fangchao 收藏  |  浏览/下载：49/0  |  提交时间：2021/11/29 Multi-GNSS  Real-time kinematic precise point  positioning  Convergence speed  Positioning accuracy  CNES products  Triple-frequency   Initial evaluation and analysis of NRTK positioning performance with new BDS-3 signals 期刊论文 Measurement Science and Technology, 2020, 卷号: 32, 期号: 1 作者:  Liu,Jinhai;  Tu,Rui;  Han,Junqiang;  Zhang,Rui;  Fan,Lihong 收藏  |  浏览/下载：25/0  |  提交时间：2021/01/11 BDS  NRTK  virtual reference station  double-different correction  ambiguity resolution   Positioning bias of different frequency observations in double-differenced relative positioning 期刊论文 ADVANCES IN SPACE RESEARCH, 2020, 卷号: 66, 期号: 6, 页码: 1321-1328 作者:  Liu, Jinhai;  Tu, Rui;  Zhang, Rui;  Han, Junqiang;  Fan, Lihong 收藏  |  浏览/下载：28/0  |  提交时间：2020/08/31 BDS  GPS  RTK  Double-differenced  Inter-frequency bias  Relative positioning  CDMA   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 收藏  |  浏览/下载：12/0  |  提交时间：2020/09/01 EM-algorithm  multi-GNSS  PPP  process noise  observation covariance matrix  extended Kalman filter  machine learning