• Title/Summary/Keyword: 조망점 가치판단지수

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Locational Decision of the Viewpoint Using GIS and Space Syntax (공간구문론과 GIS를 이용한 조망점 위치결정)

  • Choi, Chul-Hyun;Jung, Sung-Kwan;Lee, Woo-Sung
    • Journal of the Korean Association of Geographic Information Studies
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    • v.14 no.2
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    • pp.53-68
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    • 2011
  • A selection of viewpoint is a first priority for landscape evaluation. However, it has been artificially carried out by a subjective method without of criterion. Therefore, this study proposed the objective and quantitative viewpoint selection methods using space syntax and GIS. For this, the study area on samduk3 residential improvement district located at Daegu city was divided into 24 sectors of visibility zone by distance and direction. After that, the preliminary viewpoints equally distributed in space were selected by axial map analysis of space syntax and viewshed-frequency analysis of GIS. According to the result of selection of the final viewpoints using the VEI(Viewpoint Evaluation Index), all the final viewpoints were placed in the National Debt Repayment Movement; VEI value of VP-2 was 112.63 in the foreground, VP-10 was 18.31 in the middleground and VP-18 was 5.55 in the background. Selected viewpoints were verified as a big changing of landscape variation and high chance of view such as the public area, the park and the high-density residential area. Thus, VEI will be used as a quantitative method of selecting viewpoints and it is expected to be able to use as the objective indicator.