<abstract xmlns="http://www.w3.org/1999/xhtml"><p>The paper investigates suitability of digital surface model for visibility analysis in GIS. In experiment there were analysed viewsheds from 14 observer points calculated on digital surface model, digital terrain model and its comparison to field survey. Data sources for the investigated models were LiDAR digital terrain model and LiDAR digital surface model with vegetation distributed by the Czech Administration for Land Surveying and Cadastre. The overlay method was used for comparing accuracy of models and the reference model was LiDAR digital surface model. Average equalities in comparison with LiDAR digital terrain model, ZABAGED model and field survey were 15.5 %, 17.3% and 20.9%, respectively.</p></abstract>

The paper investigates suitability of digital surface model for visibility analysis in GIS. In experiment there were analysed viewsheds from 14 observer points calculated on digital surface model, digital terrain model and its comparison to field survey. Data sources for the investigated models were LiDAR digital terrain model and LiDAR digital surface model with vegetation distributed by the Czech Administration for Land Surveying and Cadastre. The overlay method was used for comparing accuracy of models and the reference model was LiDAR digital surface model. Average equalities in comparison with LiDAR digital terrain model, ZABAGED model and field survey were 15.5 %, 17.3% and 20.9%, respectively.

Comparison of Digital Elevation Models by Visibility Analysis in Landscape

Acta Horticulturae et Regiotecturae

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

{"article-title":"Comparison of Digital Elevation Models by Visibility Analysis in Landscape"}

The paper investigates suitability of digital surface model for visibility analysis in GIS. In experiment there were analysed viewsheds from 14 observer points...

Comparison of Digital Elevation Models by Visibility Analysis in Landscape

Publié en ligne: 08 déc. 2016

Pages: 28 - 31

DOI: https://doi.org/10.1515/ahr-2016-0007

Mots clés
LiDAR, landscape perception, visibility analyses, Lednice-Valtice area

© 2016 Jozef Sedláček et al., published by De Gruyter Open

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Comparison of Digital Elevation Models by Visibility Analysis in Landscape

Publié en ligne: 08 déc. 2016

Pages: 28 - 31

DOI: https://doi.org/10.1515/ahr-2016-0007

Mots clésLiDAR, landscape perception, visibility analyses, Lednice-Valtice area

© 2016 Jozef Sedláček et al., published by De Gruyter Open

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Mots clés
LiDAR, landscape perception, visibility analyses, Lednice-Valtice area