Towards millimeter-level accuracy in GNSS-based space geodesy: A review of error budget for GNSS precise point positioning

X Li, JP Barriot, Y Lou, W Zhang, P Li, C Shi - Surveys in Geophysics, 2023 - Springer
The aim of the new generation of Global Geodetic Observing System is a millimeter-level
accuracy in positioning, with a crucial role to be played by Global Navigation Satellites …

On the suitability of ERA5 in hourly GPS precipitable water vapor retrieval over China

W Zhang, H Zhang, H Liang, Y Lou, Y Cai, Y Cao… - Journal of …, 2019 - Springer
The latest ECMWF global reanalysis, ERA5, is able to provide hourly surface pressure and
water vapor-weighted mean temperature (T m), which are two key factors in GPS …

An improved rainfall forecasting model based on GNSS observations

Q Zhao, Y Liu, X Ma, W Yao, Y Yao… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
Except for its known aspects of positioning, navigation, and timing (PNT), the Global
Navigation Satellite System (GNSS) has extended its application to the rainfall forecasting …

Consistency evaluation of precipitable water vapor derived from ERA5, ERA-Interim, GNSS, and radiosondes over China

Y Zhang, C Cai, B Chen, W Dai - Radio Science, 2019 - ieeexplore.ieee.org
As an important component of atmosphere, water vapor is highly involved in the global water
cycle and energy exchange. To date, Global Navigation Satellite System (GNSS) and …

A global grid model for the correction of the vertical zenith total delay based on a sliding window algorithm

L Huang, G Zhu, L Liu, H Chen, W Jiang - Gps Solutions, 2021 - Springer
Reanalysis products have been applied to calculate the tropospheric delay for Global
Navigation Satellite System (GNSS) positioning purposes widely. It is necessary to obtain …

Analysis of" 21· 7" extreme rainstorm process in Henan Province using BeiDou/GNSS observation

C SHI, LH ZHOU, L FAN, WX ZHANG… - Chinese Journal of …, 2022 - en.dzkx.org
Influenced by severe typhoons" In-Fa" and" Cempaka", an extreme rainstorm occurred in
Henan Province in July 2021, which caused heavy casualties and huge economic losses …

地基 GNSS 大气水汽探测遥感研究进展和展望

张克非, **浩博, 王晓明, 朱丹彤, 何琦敏… - Cehui …, 2022 - search.proquest.com
大气水汽是表征极端天气事件和气候变化的重要参数, 准确监测与分析水汽含量对于精准预测各
类灾害性天气事件与研究气候变化具有显著意义. 作为新兴的大气水汽探测方法, GNSS …

Assessment and calibration of MODIS precipitable water vapor products based on GPS network over China

J Bai, Y Lou, W Zhang, Y Zhou, Z Zhang, C Shi - Atmospheric Research, 2021 - Elsevier
The ground-based GPS provides a promising way to assess and calibrate precipitable water
vapor (PWV) products from the Moderate-Resolution Imaging Spectrometer (MODIS) which …

Retrieval of high spatial resolution precipitable water vapor maps using heterogeneous earth observation data

X Ma, Y Yao, B Zhang, C He - Remote Sensing of Environment, 2022 - Elsevier
The determination of the amount of precipitable water vapor (PWV) from global navigation
satellite system (GNSS) is restricted to a limited number of ground-based stations with low …

An improved MODIS NIR PWV retrieval algorithm based on an artificial neural network considering the land-cover types

X Ma, Y Yao, B Zhang, Y Qin… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Estimating precipitable water vapor (PWV) with high accuracy and spatial resolution is
important in many disciplines. Water vapor absorption and non-absorption channels can be …