Zobrazeno 1 - 10
of 10 690
pro vyhledávání: '"navigation satellite"'
Autor:
Paulo Setti, Sajad Tabibi
Publikováno v:
IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, Vol 18, Pp 663-679 (2025)
Soil moisture, an essential climate variable, is traditionally retrieved on large scales using passive or active microwave sensors, with temporal resolution of 2–3 days and no less than 6 days, respectively. Global navigation satellite system-refle
Externí odkaz:
https://doaj.org/article/4f0da95d9aee4c81ac8fb20f7e9fa7df
Publikováno v:
Geo-spatial Information Science, Pp 1-17 (2024)
Obtaining information about various vehicle types traveling on road networks is crucial for estimating traffic loads on roads, evaluating the adequacy of road design standards, and providing personalized navigation guidance. Traditional intrusive and
Externí odkaz:
https://doaj.org/article/66a839a801944344aff660841c61e24e
Population fusion optimization algorithm for GNSS integer ambiguity resolution based on PSO and AFSA
Publikováno v:
工程科学学报, Vol 46, Iss 12, Pp 2246-2256 (2024)
Carrier phase measurement plays a crucial role in achieving rapid and high-precision positioning within a global navigation satellite system (Global navigation satellite system, GNSS). A pivotal aspect of this process is the accurate resolution of th
Externí odkaz:
https://doaj.org/article/b28d7926e6f049e5a150cd9715c8958d
Publikováno v:
Geodesy and Geodynamics, Vol 15, Iss 6, Pp 642-651 (2024)
The Global Navigation Satellite System (GNSS) is widely utilized for accurate positioning. One commonly applied method to obtain precise coordinate estimates is by implementing the relative positioning in network mode. However, this approach can be c
Externí odkaz:
https://doaj.org/article/3d7b7959e1514ac58273cf2c91bb4935
Publikováno v:
Geo-spatial Information Science, Vol 27, Iss 6, Pp 2237-2256 (2024)
The tropospheric delay has a significant impact on high-accuracy positioning of the Global Navigation Satellite System (GNSS). Traditional solutions have their weaknesses. First, the estimation of tropospheric delay as a state parameter slows the pos
Externí odkaz:
https://doaj.org/article/62bce2a6629840c5855359f4a4cb588c
Publikováno v:
Geo-spatial Information Science, Vol 27, Iss 6, Pp 2257-2267 (2024)
Integrating Global Navigation Satellite Systems (GNSS) in Simultaneous Localization and Mapping (SLAM) systems draws increasing attention to a global and continuous localization solution. Nonetheless, in dense urban environments, GNSS-based SLAM syst
Externí odkaz:
https://doaj.org/article/8e12e60a45744b4faeab59fecb43516e
Publikováno v:
Doklady Belorusskogo gosudarstvennogo universiteta informatiki i radioèlektroniki, Vol 22, Iss 5, Pp 62-70 (2024)
A method for estimating the orbital parameters of a nanosatellite-relay, implemented by measuring the total electron content in the ionosphere based on relaying GPS navigation signals at frequencies of 150/400 MHz, is substantiated. The method involv
Externí odkaz:
https://doaj.org/article/2adf12ed9dff4a02a71921ff514e7cce