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Development of an Urban Sprawl Measure Based Density-spatial Structure

  • Journal of the Korean Cartographic Association
  • Abbr : JKCA
  • 2017, 17(1), pp.87-101
  • Publisher : The Korean Cartographic Association
  • Research Area : Social Science > Geography > Geography in general > Cartography
  • Published : April 30, 2017

임수진 1 Kamyoung Kim 2

1경북대학교 지리교육과
2경북대학교

Accredited

ABSTRACT

Two core components of defining urban sprawl are low-density and fragmented residential development. Sprawl measures based the density could not grasp the degree of fragmentation and sprawl measures based on spatial structure could not catch the variation of density. Therefore, the purpose of the research is to develop an alternative measure simultaneously reflecting density variation and the degree of fragmentation. To achieve this, Lopez and Hynes’s Sprawl Index which is based on population density and two spatial structure based indexes, that is, joint count statistics and division index are combined with weights. These three indices have the same interpretation and range of measurement. We named this new alternative measure as a density-spatial structure sprawl index. The index is easily calculated using density, adjacency, and area of urbanized region and it’s interpretation is straightforward because indices with the same range and meaning of measurement are combined. Computational results show that the developed index can remedy the shortcomings of density-based and spatial structure-based sprawl approaches.

Citation status

* References for papers published after 2023 are currently being built.