Results 71 to 80 of about 963 (157)

Assessment of Affordable Real-Time PPP Solutions for Transportation Applications

Algorithms
With the availability of multi-frequency, multi-constellation global navigation satellite system (GNSS) modules, precise transportation applications have become attainable.
Mohamed Abdelazeem, Amgad Abazeed, Abdulmajeed Alsultan, Amr M. Wahaballa   +3 more
doaj   +1 more source

ISEV2026 Abstract Book

Journal of Extracellular Vesicles, Volume 15, Issue S1, June 2026.
wiley   +1 more source

Low-latitude ionospheric responses and positioning performance of ground GNSS associated with the geomagnetic storm on March 13–14, 2022

Frontiers in Astronomy and Space Sciences
Interplanetary coronal mass ejections (ICMEs) and the driven geomagnetic storms have a profound influence on the ionosphere, potentially leading to a degradation in positioning performance.
Wenrui Li, Wenrui Li, Tong Liu, Pingbing Zuo, Pingbing Zuo, Zhengyang Zou, Mengsi Ruan, Mengsi Ruan, Jiayun Wei, Jiayun Wei   +9 more
doaj   +1 more source

AVALIAÇÃO DO POSICIONAMENTO GNSS OBTIDO PELOS MÉTODOS CINEMÁTICO RTK/NTRIP E PPP EM TEMPO REAL

Revista Brasileira de Cartografia, 2014
Neste trabalho foram analisados os métodos de posicionamento PPP cinemático em tempo real via software BNC V. 2.6 do BKG (Bundesamt für Kartographie und Geodäsie), posicionamento RTK (Real Time Kinematic) usando o protocolo NTRIP da RBMC-IP e o ...
Alexandre do Nascimento Souza, Sílvio Jacks dos Anjos Garnés, Haroldo Antonio Marques   +2 more
doaj  

High-Precision Positioning in Power Applications Using BDS PPP-RTK for Sparse Reference Station Areas

Applied Sciences
To address the urgent demand for high-precision positioning in power industry operations within sparse reference station areas, this paper proposes a real-time kinematic positioning method integrating BeiDou multi-antenna Precise Point Positioning–Real ...
Xianguo Yan, Mingjie Yang, Chi Zhang, Siyuan Du, Gang Xu   +4 more
doaj   +1 more source

A Short-Term Prediction Method for Tropospheric Delay Products in PPP-RTK Based on Multi-Scale Sliding Window LSTM

Atmosphere
Tropospheric delay products play a critical role in achieving high-precision positioning in Precise Point Positioning Real-Time Kinematic (PPP-RTK) applications.
Linyu He, Xingyu Zhou, Hua Chen, Jie He, Runhua Chen, Jie Ding   +5 more
doaj   +1 more source

Evaluating PPP-RTK and Network RTK for Vehicle-Based Kinematic Positioning in Urban and Suburban Environments

Geomatics
This study provides a comparative performance evaluation of commercial Precise Point Positioning Real-Time Kinematic (PPP-RTK) and public Network RTK (NRTK) services for vehicle-based positioning in urban and suburban environments.
Laura Marconi, Matteo Cutugno, Raffaella Brigante, Giovanni Pugliano, Fabio Radicioni, Umberto Robustelli, Aurelio Stoppini   +6 more
doaj   +1 more source

Comparative Assessment of the Effect of Positioning Techniques and Ground Control Point Distribution Models on the Accuracy of UAV-Based Photogrammetric Production

Drones
Unmanned aerial vehicle (UAV) systems have recently become essential for mapping, surveying, and three-dimensional (3D) modeling applications. These systems are capable of providing highly accurate products through integrated advanced technologies ...
Muhammed Enes Atik, Mehmet Arkali
doaj   +1 more source

Quality monitoring of grid-based atmospheric corrections in GNSS PPP-RTK service using leave-one-out cross-validation

Satellite Navigation
Atmospheric corrections are essential for Global Navigation Satellite System (GNSS) Precise Point Positioning Real-Time Kinematic (PPP-RTK) service to achieve rapid convergence of precise positioning.
Jiande Huang, Xingxing Li, Xin Li, Junjie Han, Da Liang, Wei Zhang   +5 more
doaj   +1 more source

Precise Smartphone Positioning Based on PPP-RTK Techniques

The proliferation of smartphones in recent decades has driven advancements in technology for navigation applications. The traditional positioning methods to enable precise positioning service are precise point positioning (PPP) and real-time kinematic (RTK) techniques. But without precise corrections to the atmospheric effects, PPP has long convergence
openaire   +1 more source