<abstract xmlns="http://www.w3.org/1999/xhtml"><p>In the developing countries, cost-effective observation techniques are very important for earthwork estimation, map production, geographic information systems, and hydrographic surveying. One of the most cost-effective techniques is Precise Point Positioning (PPP); it is a Global Navigation Satellite Systems (GNSS) positioning technique to compute precise positions using only a single GNSS receiver. This study aims to evaluate the efficiency of using Global Positioning System (GPS) and GPS/ Globalnaya Navigatsionnaya Sputnikovaya Sistema (GLONASS) post-processed kinematic PPP solution for digital elevation model (DEM) production, which is used in earthwork estimation. For this purpose, a kinematic trajectory has been observed in New Aswan City in an open sky area using dual-frequency GNSS receivers. The results showed that, in case of using GPS/GLONASS PPP solution to estimate volumes, the error in earthwork volume estimation varies between 0.07% and 0.16% according to gridding level. On the other hand, the error in volume estimation from GPS PPP solution varies between 0.40% and 0.99%.</p></abstract>

In the developing countries, cost-effective observation techniques are very important for earthwork estimation, map production, geographic information systems, and hydrographic surveying. One of the most cost-effective techniques is Precise Point Positioning (PPP); it is a Global Navigation Satellite Systems (GNSS) positioning technique to compute precise positions using only a single GNSS receiver. This study aims to evaluate the efficiency of using Global Positioning System (GPS) and GPS/ Globalnaya Navigatsionnaya Sputnikovaya Sistema (GLONASS) post-processed kinematic PPP solution for digital elevation model (DEM) production, which is used in earthwork estimation. For this purpose, a kinematic trajectory has been observed in New Aswan City in an open sky area using dual-frequency GNSS receivers. The results showed that, in case of using GPS/GLONASS PPP solution to estimate volumes, the error in earthwork volume estimation varies between 0.07% and 0.16% according to gridding level. On the other hand, the error in volume estimation from GPS PPP solution varies between 0.40% and 0.99%.

Efficiency of Using GNSS-PPP for Digital Elevation Model (DEM) Production

Department of Civil Engineering, Faculty of Engineering

Department of Construction and Building Engineering

Artificial Satellites

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

{"article-title":"Efficiency of Using GNSS-PPP for Digital Elevation Model (DEM) Production"}

In the developing countries, cost-effective observation techniques are very important for earthwork estimation, map production, geographic information systems,...

Efficiency of Using GNSS-PPP for Digital Elevation Model (DEM) Production

Published Online: Apr 24, 2020

Page range: 17 - 28

Received: Sep 23, 2019

Accepted: Mar 17, 2020

DOI: https://doi.org/10.2478/arsa-2020-0002

Keywords
Precise point positioning, GNSS, GPS/GLONASS, DEM, CSRS-PPP

© 2020 Ashraf Abdallah et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Efficiency of Using GNSS-PPP for Digital Elevation Model (DEM) Production

Published Online: Apr 24, 2020

Page range: 17 - 28

Received: Sep 23, 2019

Accepted: Mar 17, 2020

DOI: https://doi.org/10.2478/arsa-2020-0002

KeywordsPrecise point positioning, GNSS, GPS/GLONASS, DEM, CSRS-PPP

© 2020 Ashraf Abdallah et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Keywords
Precise point positioning, GNSS, GPS/GLONASS, DEM, CSRS-PPP