Modelling of hybrid digital elevation model / Mohd Raimi Irfan Roselan

Digital Elevation Model (DEM) are commonly produced through different surveying approaches that varied in processing techniques, cost and time. DEM is used to represent the terrain of the earth. On this century, Unnamed Aerial Vehicle (UAV) has been widely used in many surveying applications as a da...

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Main Author: Irfan Roselan, Mohd raimi
Format: Thesis
Language:English
Published: 2021
Subjects:
Online Access:https://ir.uitm.edu.my/id/eprint/42905/1/42905.pdf
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spelling my-uitm-ir.429052021-03-04T09:38:58Z Modelling of hybrid digital elevation model / Mohd Raimi Irfan Roselan 2021-03-04 Irfan Roselan, Mohd raimi Aerial geography Geographic information systems Digital Elevation Model (DEM) are commonly produced through different surveying approaches that varied in processing techniques, cost and time. DEM is used to represent the terrain of the earth. On this century, Unnamed Aerial Vehicle (UAV) has been widely used in many surveying applications as a data acquisition. There are two (2) types of UAV which are multi-rotor and fixed wing. Multi-rotor UAV is used as an instrument for data acquisition for this study because it has all the specification for monitoring and mapping. The DEM in the study was collected and evaluated and corrected by using the levelling elevation points observed by Global Navigation Satellite System (GNSS). Therefore, in this research study is to improve the DEM integrate with GNSS levelling by using parametric model. The evaluation and correction method of the DEM were based on the parametric model. There are five (5) parametric model have been tested to eliminate the error in order to improve the DEM. The results reveal that the Remove Mean has higher accuracy than the other four (4) in parametric model. This approach will be used to recommend for a new DEM in the future, and it can be applied for making a high accuracy DEM to model the earth’s terrain. 2021-03 Thesis https://ir.uitm.edu.my/id/eprint/42905/ https://ir.uitm.edu.my/id/eprint/42905/1/42905.pdf text en public degree Universiti Teknologi Mara Perlis Faculty of Architecture, Planning and Surveying
institution Universiti Teknologi MARA
collection UiTM Institutional Repository
language English
topic Aerial geography
Geographic information systems
spellingShingle Aerial geography
Geographic information systems
Irfan Roselan, Mohd raimi
Modelling of hybrid digital elevation model / Mohd Raimi Irfan Roselan
description Digital Elevation Model (DEM) are commonly produced through different surveying approaches that varied in processing techniques, cost and time. DEM is used to represent the terrain of the earth. On this century, Unnamed Aerial Vehicle (UAV) has been widely used in many surveying applications as a data acquisition. There are two (2) types of UAV which are multi-rotor and fixed wing. Multi-rotor UAV is used as an instrument for data acquisition for this study because it has all the specification for monitoring and mapping. The DEM in the study was collected and evaluated and corrected by using the levelling elevation points observed by Global Navigation Satellite System (GNSS). Therefore, in this research study is to improve the DEM integrate with GNSS levelling by using parametric model. The evaluation and correction method of the DEM were based on the parametric model. There are five (5) parametric model have been tested to eliminate the error in order to improve the DEM. The results reveal that the Remove Mean has higher accuracy than the other four (4) in parametric model. This approach will be used to recommend for a new DEM in the future, and it can be applied for making a high accuracy DEM to model the earth’s terrain.
format Thesis
qualification_level Bachelor degree
author Irfan Roselan, Mohd raimi
author_facet Irfan Roselan, Mohd raimi
author_sort Irfan Roselan, Mohd raimi
title Modelling of hybrid digital elevation model / Mohd Raimi Irfan Roselan
title_short Modelling of hybrid digital elevation model / Mohd Raimi Irfan Roselan
title_full Modelling of hybrid digital elevation model / Mohd Raimi Irfan Roselan
title_fullStr Modelling of hybrid digital elevation model / Mohd Raimi Irfan Roselan
title_full_unstemmed Modelling of hybrid digital elevation model / Mohd Raimi Irfan Roselan
title_sort modelling of hybrid digital elevation model / mohd raimi irfan roselan
granting_institution Universiti Teknologi Mara Perlis
granting_department Faculty of Architecture, Planning and Surveying
publishDate 2021
url https://ir.uitm.edu.my/id/eprint/42905/1/42905.pdf
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