Results 1 to 10 of about 506 (153)

A Review on Multi-GNSS for Earth Observation and Emerging Applications

open access: yesRemote Sensing, 2022
Global Navigation Satellite System (GNSS) has drawn the attention of scientists and users all over the world for its wide-ranging Earth observations and applications.
Shuanggen Jin   +2 more
exaly   +3 more sources

A Two-Step Machine Learning Approach Integrating GNSS-Derived PWV for Improved Precipitation Forecasting [PDF]

open access: yesEntropy
Global Navigation Satellite System (GNSS) meteorology has emerged as a valuable tool for atmospheric monitoring, providing high-resolution, near-real-time data that can significantly improve precipitation nowcasting. This study aims to enhance short-term
Laura Profetto   +4 more
doaj   +2 more sources

Assessment of the Accuracy of the Saastamoinen Model and VMF1/VMF3 Mapping Functions with Respect to Ray-Tracing from Radiosonde Data in the Framework of GNSS Meteorology

open access: yesRemote Sensing, 2020
In this paper, we assess, in the framework of Global Navigation Satellite System (GNSS) meteorology, the accuracy of GNSS propagation delays corresponding to the Saastamoinen zenith hydrostatic delay (ZHD) model and the Vienna Mapping function VMF1/VMF3 (
Peng Feng   +2 more
exaly   +3 more sources

Review of the state of the art and future prospects of the ground-based GNSS meteorology in Europe [PDF]

open access: yesAtmospheric Measurement Techniques, 2016
Global navigation satellite systems (GNSSs) have revolutionised positioning, navigation, and timing, becoming a common part of our everyday life. Aside from these well-known civilian and commercial applications, GNSS is now an established atmospheric ...
Guergana Guerova   +2 more
exaly   +2 more sources

Review on the Role of GNSS Meteorology in Monitoring Water Vapor for Atmospheric Physics

open access: yesRemote Sensing, 2021
After 30 years since the beginning of the Global Positioning System (GPS), or, more generally, Global Navigation Satellite System (GNSS) meteorology, this technique has proven to be a reliable method for retrieving atmospheric water vapor; it is low-cost,
Manuel Anton, Javier Vaquero-Martínez
exaly   +3 more sources

Estimation and Evaluation of Zenith Tropospheric Delay from Single and Multiple GNSS Observations

open access: yesRemote Sensing, 2023
Multi-Global Navigation Satellite Systems (multi-GNSS) (including GPS, BDS, Galileo, and GLONASS) provide a significant opportunity for high-quality zenith tropospheric delay estimation and its applications in meteorology.
Shuanggen Jin
exaly   +3 more sources

Assessment of ZTD Derived from COSMIC Occultation Data with ECWMF, Radiosondes, and GNSS [PDF]

open access: yesSensors, 2022
Global Navigation Satellite System (GNSS) signals generate slant tropospheric delays when they pass through the atmosphere, which is recognized as the main source of error in many spatial geodetic applications. The zenith tropospheric delay (ZTD) derived
Naifeng Fu   +8 more
doaj   +2 more sources

An Optimal Tropospheric Tomography Method Based on the Multi-GNSS Observations

open access: yesRemote Sensing, 2018
Aside from the well-known applications (positioning, navigation and timing) brought by Global Navigation Satellite System (GNSS), reconstruction of tropospheric atmosphere distribution information using tomography technique based on the multi-GNSS ...
Qingzhi Zhao, Feng Zhou, Yibin Yao
exaly   +3 more sources

GNSS Storm Nowcasting Demonstrator for Bulgaria

open access: yesRemote Sensing, 2022
Global Navigation Satellite System (GNSS) is an established atmospheric monitoring technique delivering water vapour data in near-real time with a latency of 90 min for operational Numerical Weather Prediction in Europe within the GNSS water vapour ...
Guergana Guerova   +2 more
exaly   +3 more sources

Near real-time water vapor tomography using ground-based GPS and meteorological data: long-term experiment in Hong Kong [PDF]

open access: yesAnnales Geophysicae, 2014
Water vapor tomography is a promising technique for reconstructing the 4-D moisture field, which is important to the weather forecasting and nowcasting as well as to the numerical weather prediction. A near real-time 4-D water vapor tomographic system
P. Jiang   +4 more
doaj   +1 more source

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