Constructing a simplified interurban road network based on crowdsourced geodata

Autor: Rafael Prieto-Curiel, Inhoi Heo, Abel Schumann, Philipp Heinrigs
Jazyk: angličtina
Rok vydání: 2022
Předmět:
Zdroj: MethodsX, Vol 9, Iss , Pp 101845- (2022)
Druh dokumentu: article
ISSN: 2215-0161
DOI: 10.1016/j.mex.2022.101845
Popis: The road network that connects cities with the existing road infrastructure of a country is a valuable tool for analyzing its transport routes, connectivity, and urban patterns. Yet, it is challenging to construct, given the data available. • We present a method to construct a simplified and connected urban network. Some network nodes are cities, and others are “transport nodes” representing road crossings or other types of infrastructure. • The result is a simplified connected network of all cities and the existing road infrastructure that maintains road distances and available routes. • The procedure reduces millions of spatial points that sometimes are disconnected polygonal lines or patches into a connected network with only a few edges and nodes.
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