Regional ionospheric correction generation for GNSS PPP-RTK: theoretical analyses and a new interpolation method Wenhao ZhangJinling WangAmir Khodabandeh Original Article Open access 12 June 2024 Article: 139
GDPS: an open-source python-based software package for multi-GNSS data preprocessing Liguo LuWeijian HuTangting Wu GPS Toolbox 08 June 2024 Article: 138
Point positioning the geocenter through LEO GPS tracking and its application in geophysics Da KuangShailen D. DesaiXiaoping Wu Original Article 03 June 2024 Article: 137
Determining the optimal thin layer height for single-station ionospheric modeling and its influence on the estimation of DCB Hui XiHu JiangJingxue Bi Original Article 31 May 2024 Article: 136
Improving cycle slip detection in ambiguity-fixed precise point positioning for kinematic LEO orbit determination Jing ZengJianghui GengWeiming Tang Original Article 29 May 2024 Article: 135
A multi-scale adaptive grid partition method based on two-dimensional Fourier transform for ZTD Hao WangXianwen YuJiafu Wang Original Article 29 May 2024 Article: 134
Estimating sea surface swell height using a hybrid model combining CNN, ConvLSTM, and FCN based on spaceborne GNSS-R data from the CYGNSS mission Jinwei BuQiulan WangJun Ni Original Article 28 May 2024 Article: 133
An improved method for LEO orbit prediction using predicted accelerometer data Junfeng DuXiaolei DaiXingang Li Original Article 28 May 2024 Article: 132
GTS_CME: an open-source MATLAB-based software for the analysis of common mode errors in GNSS coordinate time series Zien XiaoBin LiuYabo Luo GPS Toolbox 25 May 2024 Article: 131
Stochastic characteristics analysis on GNSS observations and real-time ROTI-based stochastic model compensation method in the ionospheric scintillation environment Sixiang ChengJianhua ChengSicheng Chen Original Article 25 May 2024 Article: 130
GNSS NLOS detection method based on stacking ensemble learning and applications in smartphones Fu ZhengQingcheng LiChuang Shi Original Article 21 May 2024 Article: 129
Risk overbounding for ionospheric gradient monitor using geometry-free double differenced carrier phase measurements Wang LiYiping Jiang Original Article Open access 21 May 2024 Article: 128
A grid model of direct conversion between zenith tropospheric delay and precipitable water vapor in tropical regions Chunhua JiangShaoni ChenGuangsheng Liu Original Article 20 May 2024 Article: 127
Random forest-based multipath parameter estimation Xin QiBing XuLi-Ta Hsu Original Article Open access 20 May 2024 Article: 126
A new quality monitoring method for real-time precise orbit and clock products Yu XueFu ZhengChuang Shi Original Article 19 May 2024 Article: 125
Effects of equatorial plasma bubble-induced ionospheric gradients on GNSS PPP-RTK Long TangFenkai ZhangWu Chen Original Article Open access 16 May 2024 Article: 124
Automated offset detection approaches: case study in IGS Repro2 and 3 Jin ZhangLizhen LianSimeng Zhang Original Article 13 May 2024 Article: 123
A GNSS-IR soil moisture retrieval method via multi-layer perceptron with consideration of precipitation and environmental factors Huiyi XianFei ShenYulong Ge Original Article 13 May 2024 Article: 122
Can the phase of SNR oscillations in GNSS-IR be used to estimate sea-level height? Zhenkui WeiChao RenXiaoqi Lin Original Article Open access 06 May 2024 Article: 121
A PPP kinematic application on historical GPS data: the reprocessing of the ITASE98-99 Antarctica mission height profiles Matteo CappuccioLuca TavasciStefano Gandolfi Original Article Open access 04 May 2024 Article: 120
On the real-time tropospheric delay estimates using low-cost GNSS receivers and antennas Luohong LiHongxing ZhangBenedikt Soja Original Article 02 May 2024 Article: 119
Quality monitoring of real-time PPP service using isolation forest-based residual anomaly detection Xingxing LiDa LiangHailong Gou Original Article 01 May 2024 Article: 118
Single-station single-frequency GNSS cycle slip estimation with receiver clock error increment and position increment constraints Hongjin XuXingyu ChenYunbin Yuan Original Article 29 April 2024 Article: 117
Volcanic clouds detection applying machine learning techniques to GNSS radio occultations Mohammed HammoutiChristian Natale GencarelliRiccardo Biondi Original Article Open access 29 April 2024 Article: 116
Leveraging machine learning techniques and GPS measurements for precise TEC rate predictions Stephen TeteYuichi OtsukaAyman Mahrous Original Article 29 April 2024 Article: 115
Robust train length calculation and monitoring method using GNSS multi-constellation moving-baseline positioning resolution Wei JiangYongqiang LiuBaigen Cai Original Article 28 April 2024 Article: 114
Real-time GNSS meteorology: a promising alternative using real-time PPP technique based on broadcast ephemerides and the open service of Galileo Lin PanMin DengBiyan Chen Original Article 27 April 2024 Article: 113
Enhancing smartphone precise point positioning to sub-meter accuracy in suburban environments: a new stochastic model and outlier diagnosis Jiahuan HuPan LiSunil Bisnath Original Article 24 April 2024 Article: 112
A real-time detection method for GPS flex power Guanlong MengHaibo GeBofeng Li Original Article 24 April 2024 Article: 111
A real-time accuracy prediction model on time-relative positioning method considering the correlation of position increment errors Xuan ZouZhiyuan LiYongfeng Zhang Original Article 24 April 2024 Article: 110
Performance evaluation of tropospheric correction model for GBAS in China Yanbo ZhuHonglin TangYiming Wang Original Article 23 April 2024 Article: 109
Innovation-based Kalman filter fault detection and exclusion method against all-source faults for tightly coupled GNSS/INS/Vision integration Haitao JiangDayu YanJie Yin Original Article 23 April 2024 Article: 108
Construction of a meteorological application system based on BDS ground-based augmentation network and water vapor products validation Mingbin DuYunchang CaoGuoqiang Jiao Original Article Open access 22 April 2024 Article: 107
Machine learning-based detection of TEC signatures related to earthquakes and tsunamis: the 2015 Illapel case study Federica FusoLaura CrocettiBenedikt Soja Review Open access 20 April 2024 Article: 106
ROTI-based statistical regression models for GNSS precise point positioning errors associated with ionospheric plasma irregularities Haoyang JiaZhe YangBofeng Li Original Article 14 April 2024 Article: 105
Mitigation of multipath effects in multi-GNSS and multi-frequency precise point positioning with multipath hemispherical maps Lizhong QuWei JiangJian Wang Original Article 14 April 2024 Article: 104
Low-cost GNSS antennas in precise positioning: a focus on multipath and antenna phase center models Grzegorz KrzanKarol DawidowiczJacek Paziewski Original Article Open access 12 April 2024 Article: 103
Extension of the undifferenced and uncombined CDMA PPP-RTK for not-common-frequency GNSS observations Cheng KeBaocheng ZhangAmir Khodabandeh Original Article 12 April 2024 Article: 102
GNSS spoofing detection method based on the intersection angle between two directions of arrival (IA‑DOA) for single-antenna receivers Shimiao ChenShuyan NiXin Song Original Article 09 April 2024 Article: 101
Satellite laser ranging to BeiDou-3 satellites: initial performance and contribution to orbit model improvement Radosław ZajdelAdrian NowakKrzysztof Sośnica Original Article Open access 09 April 2024 Article: 100
Facilitated interferometric reflectometry evaluation and its application in monitoring three typhoon storm surges in Hong Kong with multi-GNSS constellation Haishan ChaiKejie Chen Original Article 06 April 2024 Article: 99
Improving performances of GNSS positioning correction using multiview deep reinforcement learning with sparse representation Haoli ZhaoZhenni LiCi Chen Original Article 05 April 2024 Article: 98
Correction: Intercomparison of multi-GNSS signals characteristics acquired by a low-cost receiver connected to various low-cost antennas Grzegorz MarutTomasz HadasJakub Nosek Correction Open access 05 April 2024 Article: 97