Zobrazeno 1 - 10
of 6 896
pro vyhledávání: '"Global navigation satellite system"'
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, Pp 1-13 (2024)
In the processing of Precise Point Positioning (PPP) data, the receiver clock is approached with nearly infinite uncertainty, rendering it difficult to fulfill the requirements of high-precision time frequency applications. Therefore, a receiver cloc
Externí odkaz:
https://doaj.org/article/034876a6ff7c41d5a9351dc286c106d8
Publikováno v:
Geo-spatial Information Science, Pp 1-19 (2024)
Research vessels are typically equipped with multiple receivers for positioning and attitude measurement; however, there is no data interaction or model fusion to implement the Precise Point Positioning (PPP) for these receivers. Therefore, a Constra
Externí odkaz:
https://doaj.org/article/9ac0f4e9bb1f4bdb9d1af247842f3774
Publikováno v:
Satellite Navigation, Vol 5, Iss 1, Pp 1-17 (2024)
Abstract Spaceborne global navigation satellite system-reflectometry has become an effective technique for Soil Moisture (SM) retrieval. However, the accuracy of global SM retrieval using a single model is limited due to the complexity of land surfac
Externí odkaz:
https://doaj.org/article/27b01fb8637e4f7dabafa50ea95ceb0e
Autor:
Yuhan Chen, Qingyun Yan
Publikováno v:
International Journal of Applied Earth Observations and Geoinformation, Vol 133, Iss , Pp 104122- (2024)
Cyclone Global Navigation Satellite System (CyGNSS) data are widely recognized for their sensitivity to inland water bodies. However, the detection of water bodies using single CyGNSS data is subject to uncertainties, presenting challenges for large-
Externí odkaz:
https://doaj.org/article/ce9890b65ea54f9eaa954e91030cbd73
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:
Journal of Geodetic Science, Vol 14, Iss 1, Pp 106-49 (2024)
In this article, we address the potential effects of construction activities around a permanent Global Navigation Satellite System (GNSS) station. The study is based on a consistent time series of GNSS observations collected over a span of almost 13
Externí odkaz:
https://doaj.org/article/843cbcf69b90440fb6089936d589b562
Publikováno v:
Satellite Navigation, Vol 5, Iss 1, Pp 1-16 (2024)
Abstract High-precision Global Navigation Satellite System (GNSS) orbit and clock products are crucial for precise applications. An evenly distributed global network enables continuous tracking for GNSS satellites, while a regional network may result
Externí odkaz:
https://doaj.org/article/b9262a8f644841bfb601718a2601bb6e