Vertical accuracy evaluation of freely available latest high-resolution (30 m) global digital elevation models over Cameroon (Central Africa) with GPS/leveling ground …

L Yap, LH Kandé, R Nouayou, J Kamguia… - … Journal of Digital …, 2019 - Taylor & Francis
ABSTRACT Digital Elevation Models (DEMs) contain topographic relief data that are vital for
many geoscience applications. This study relies on the vertical accuracy of publicly …

Evaluation of DEM interpolation techniques for characterizing terrain roughness

M Habib - Catena, 2021 - Elsevier
The emergence of modern geospatial techniques has brought a considerable change in
data capturing, processing, and visualization tools. Digital elevation models (DEMs) are a …

The influence of interpolated point location and density on 3D bathymetric models generated by kriging methods: an application on the Giglio Island Seabed (Italy)

E Alcaras, PP Amoroso, C Parente - Geosciences, 2022 - mdpi.com
In relation to 3D bathymetric modelling, this article aims to analyze the performance of
Kriging approaches in dependence of the location and density of the measured depth …

Impact of interpolation techniques on the accuracy of large-scale digital elevation model

M Habib, Y Alzubi, A Malkawi, M Awwad - Open Geosciences, 2020 - degruyter.com
There is no doubt that the tremendous development of information technology was one of
the driving factors behind the great growth of surveying and geodesy science. This has …

Review and critical analysis on digital elevation models

SE Lakshmi, K Yarrakula - G eofizika, 2018 - hrcak.srce.hr
Nowadays, digital elevation model (DEM) acts as an inevitable component in the field of
remote sensing and GIS. DEM reflects the physical surface of the earth helps to understand …

[PDF][PDF] Interpolation of single beam echo sounder data for 3D bathymetric model

C Parente, A Vallario - International Journal of Advanced …, 2019 - pdfs.semanticscholar.org
Transmitting sound waves into water, and measuring time interval between emission and
return of a pulse, single beam echo sounder determines the depth of the sea. To obtain a …

Estimating coastal digital elevation model uncertainty

CJ Amante - Journal of Coastal Research, 2018 - meridian.allenpress.com
ABSTRACT Amante, CJ, 2018. Estimating coastal digital elevation model uncertainty.
Integrated bathymetric–topographic digital elevation models (DEMs) are representations of …

An evaluation of available digital elevation models (DEMs) for geomorphological feature analysis

M Ibrahim, A Al-Mashaqbah, B Koch, P Datta - Environmental Earth …, 2020 - Springer
A digital elevation model (DEM) is an essential dataset for many land feature analyses, such
as geomorphological feature analyses, which are very important for many types of studies …

[PDF][PDF] Digital terrain models

C Hirt - Encyclopedia of Geodesy, 2016 - mediatum.ub.tum.de
A Digital Terrain Model (DTM) approximates a part or the whole of the continuous terrain
surface by a set of discrete points with unique height values over 2D points. Heights are–in …

[PDF][PDF] Water reservoir area and volume determination using geoinformation technologies and remote sensing

K Khojiakbar, B Masharif, C Jamshid, J Aziz, K Azat - Methods, 2019 - academia.edu
This article presents the method for calculating the area and volume of the water reservoir
using Remote Sensing and Geoinformation Technologies. All calculations were performed …