2008•Geomatics & Spatial Information TechnologyRequires access

Research Progress and Problem Discussion on Data Model of Urban Transportation Network GIS

Guan Tie-ying

Abstract

Transportation is one of the most important application fields of GIS.This paper firstly classified the data model of urban transportation network GIS.Then it introduced the main research progress of spatial data model of urban transportation network GIS in navigable database,temporal data processing and multi-mode transportation network representation,and other aspects in the recent years.

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Available abstract

Key concepts: Flow network, Geographic information system, Computer science, GIS applications, Data model (GIS), Representation (politics), AM/FM/GIS, Transport engineering