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Automated extraction of road networks from IKONOS data in urban area

  • Korea Research Institute for Human Settlements

Research output: Contribution to conferenceConference paperpeer-review

Abstract

In this paper, one of knowledge-based approaches to extract road networks automatically is presented. The roads are extracted with several spectral and geometric characteristics of them. Seed areas to trace road networks are investigated by spectral and geometric information using linear-shape kernel. Then the road networks are traced by knowledge-based methods from the seed areas. Main difficulties to trace roads are occluding materials such as cars, buildings, casting shadow of buildings, and vegetation area. Vegetation area is masked using NDVI. The frame of road networks is searched, and the interrupted parts of networks are connected to build complete networks using knowledge about the global network characteristics of roads. The results of the extraction are evaluated by comparison with the road networks in the topographic map.

Original languageEnglish
Title of host publication25th Anniversary IGARSS 2005
Subtitle of host publicationIEEE International Geoscience and Remote Sensing Symposium
Pages444-447
Number of pages4
DOIs
StatePublished - 2005
Event2005 IEEE International Geoscience and Remote Sensing Symposium, IGARSS 2005 - Seoul, Korea, Republic of
Duration: 2005.07.252005.07.29

Publication series

NameInternational Geoscience and Remote Sensing Symposium (IGARSS)
Volume1

Conference

Conference2005 IEEE International Geoscience and Remote Sensing Symposium, IGARSS 2005
Country/TerritoryKorea, Republic of
CitySeoul
Period05.07.2505.07.29

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 11 - Sustainable Cities and Communities
    SDG 11 Sustainable Cities and Communities

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