• Title/Summary/Keyword: LANDSCAPE ANALYSIS MAP

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A Study on the Combinational Allocation Method using Hand-Drawn Map Overlay Technique in Landscape Planning (조경계획에 있어서 수작도면중첩기법을 적용한 조합적 배분법에 관 한 연구)

  • 김영대
    • Journal of the Korean Institute of Landscape Architecture
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    • v.20 no.2
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    • pp.119-126
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    • 1992
  • The purpose of this study is to develop the allocation method which could be applied to the transitional stage between analysis and synthesis to select the best alternative in landscape planning process. By using the matrix of alternatives with site-planning elements locational drawing in each, the combinational allocation method can make the process more rational and also more efficient. Hand-drawn map overlay technique accommodates the work I handy way. The method is useful in building conceptual scheme in landscape planning especially when it is applied to small scale project.

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An Evaluation and Management of Landscape Resources through an Application of GIS and Cluster Analysis: In the case of Cheju island (GIS와 군집분석을 이용한 경관자원평가와 관리 - 제주도 경관을 대상으로 -)

  • 서주환;윤재남
    • Journal of the Korean Institute of Landscape Architecture
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    • v.27 no.3
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    • pp.88-97
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    • 1999
  • Current landscape management is focused towards managing uniformly, such as setting a limit on building's height and managing by putting first priority on building. For this reason, broader impact of landscape has not been studies thoroughly, and it was considered to be an important factor of not being able to operate diverse and active landscape management. Accordingly, the objective of this particular research to establish concrete and diverse device for managing landscape by adapting Map Algebra and Spatial Statistics, as one of the means of efficient landscape management, and applying the effectiveness of each landscape element in numerical value. Furthermore, this research was done in order to make a spatial estimation possible for resources to be located in compliance with each facility or landscape condition of individual region.

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Fragmentation Analysis of Daejeon City's Green Biotope Using Landscape Index and Visualization Method (경관의 지수화 및 시각화 기법을 활용한 대전광역시 녹지비오톱 파편화 분석)

  • Kim, Jin-Hyo;Ra, Jung-Hwa;Lee, Soon-Ju;Kwon, Oh-Sung;Cho, Hyun-Ju;Lee, Eun-Jae
    • Journal of the Korean Society of Environmental Restoration Technology
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    • v.19 no.3
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    • pp.29-44
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    • 2016
  • The purpose of this study is to quantitatively and visually analyze the degree of green biotope fragmentation caused by road construction and other development work using FRAGSTATS and GUIDOS tool. Moreover, linking of the endangered species research, we mapped "Biotope Fragmentation Map" of Daejeon-city. The findings of the study are summarized as follows: First, as the result of FRAGSTATS, landscape indices : number of patch(NP), mean patch size (MPS), edge length(TE), mean nearest neighbor distance(MNN), edge shape(LSI) showed meaningful change from fragmentation. Moreover, the result of GUIDOS analysis, middle core-small core-bridge-branch-edge-islet-perforation showed increase of area percentage without large core. Lastly, analysis result of 'Biotope Fragmentation Map' revealed that changing site of large core's size appeared eighteen-site and designated as the special protection area appeared forty-one site. As the result of the two data, overlapping areas that showed both change of core size and revealed special protection areas revealed four site. For example, five species of endangered species appeared on the NO. 4 site in 'Biotope Fragmentation Map'. The findings of this study as summarized above are considered to play an important role in basic data preventing green biotope fragmentation at the planned level from various development work.

A study on the analysis technique of visual information by GIS (GIS를 이용한 가시권정보 분석기법에 관한 연구 -제주 산방산 지역 사례연구-)

  • 최기만;이춘석;임승빈
    • Journal of the Korean Institute of Landscape Architecture
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    • v.25 no.2
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    • pp.31-42
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    • 1997
  • Visibility has been used for Visual Impact Assessment and Buildingheight Control. The purpose of this study is to elaborate visibility analysis technique in GIS, and to design a visual information system baed on this technique for diverse application. The results of this study are as follows : 1) By classifying visibility analysis techniques into two groups, Each one's merits and demerits were investigated. Practically GIS visibility analysis by DTM model using contour map and investigating it by means of site-observation can be the most effective method. 2) A visibility analysis techniquwe for V.I.A. and B.H.C. was presented by studying GIS visibility analysis by means of DTM model using contour map. There were 5 problems. 3) Adequate analysis techniques were presented according to the landscape factor-road, ship-route, port, mountain, etc. 4) Viewing distance from road and ship-route in visual corridor, landma가 visibility and distance, the angle of incidence and invisible region's depth are helpful for land scape management or land use planning.

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Techniques for Evaluation of Ecological and Aesthetic Aspects of Landscapes through GIS Overlay Method (생태경관다양성과 시각경관민감도를 적용한 GIS중첩평가 계획기법)

  • Jang, Rai-Ik;Lee, Myung-Woo
    • Journal of the Korean Institute of Landscape Architecture
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    • v.37 no.4
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    • pp.22-31
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    • 2009
  • In this study a landscape evaluation was carried out for the submission of a natural landscape conservation plan with the intention to prevent damage to natural landscapes through incautious exploitation. In the case of Korean landscape evaluation, in fact, only the aesthetic value of the landscape is evaluated as related to development projects but the ecological relevance of the landscape cannot be estimated by evaluating only the aesthetic. For that reason, this study performed a landscape evaluation, including the sensitivity limit of visible scenery and the diversity of ecological scenery. For the intention of landscape evaluation in the designation of an essential conservation area and for devising a plan related to this area, a GIS applied to Ian McHarg's map overlay method was used and both the ecological landscape diversity and the aesthetic value of the landscape was surveyed using this map overlay method. A region can be analyzed in relation to the needs for concentration of management in influence analysis of landscape effect elements.

Walking as Research Method for Revealing Subjective Perceptions on Landscape : Rural Village Sucheong-ri, Gwangju (걷기를 적용한 경관의 주관적 인식조사 방법의 유용성에 관한 연구 - 광주 수청리 농촌마을 대상으로 -)

  • Lee, Cha-Hee;Yun, Seung-Yong;Son, Yong-Hoon
    • Journal of Korean Society of Rural Planning
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    • v.22 no.2
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    • pp.31-43
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    • 2016
  • In existing method, research for landscape resource is driven by professional (or with the participation of local people at Tokenism level), and usually hinder local residents from reflecting their appreciations on the landscape resources in their own ways and eventually ends up with indistinguishable landscape planning. To avoid this, a profound understanding of what landscape they experience in their daily life and how they perceive it should be empirically analysed carefully. The purpose of this study is to apply walking behavior as a method to examine local residents' subjective perceptions and consider its usability. The researcher walked the site(Sucheongri) with the residents, carrying a GPS device, taking photographs of the landscape objects they described, and recording the relevant explanations. After gathering photographs and explanations which represent the research participants' individual subjective perception, the researcher analysed the explanation using open coding, based on grounded theory. By the analysis, 117 landscape objectives are identified and 18 reason factors for landscape perception were deduced from the explanation. Those factors could be classified as 'positive feeling inducing' and 'negative feeling inducing', and also as 'personal emotion based' and 'community based emotion'. By comparison between feeling map by conventional method and feeing map by new method, usability of new method was empirically reveled. Walking behavior makes it easier for researcher to get more abundant data in quantitative aspect and profound understanding with affection of respondent by allowing them to 'go beyond' the perceptions they remember. Finally new method with walking gives professionals a contextual understanding of a place and more resident-oriented plans and management on sites.

Classification of rural villages based on Landscape Indices - Focusing on Landscape Ecological Aspects - (경관지수를 활용한 농촌마을 유형분류: 경관생태학적 접근)

  • Kim, Han-Soo;Oh, Choong-Hyeon
    • Journal of Korean Society of Rural Planning
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    • v.17 no.3
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    • pp.1-13
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    • 2011
  • This study aims to analyse the landscape ecological characteristics of 39 rural villages in Korea and classify them according to their characteristics. After producing a land-use map of rural villages, this study quantified the landscape ecological characteristics of the subject sites as 18 landscape indexes using Fragstats. By applying the landscape index as a variable, selecting 4 factor through principal component analysis and conducting a cluster analysis, it classified them into 3 groups. Rural villages of Korea have their unique types of land-use due to the influence of physical environment such as geography, climate and ecology as well as the social and cultural influence, and the characteristics of land-use can be analysed and classified using the landscape index, the quantified landscape ecological characteristics.

Generation of 3-Dimensional Landscape Map from Aerial Photos (항공사진을 이용한 3차원 경관도 제작)

  • Yeu, Bock-Mo;Jeong, Soo;Kim, Won-Dae
    • Journal of Korean Society for Geospatial Information Science
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    • v.3 no.1 s.5
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    • pp.105-113
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    • 1995
  • Three-dimensional landscape map is very useful in terrain analysis as it looks like real shape of terrain. When three-dimensional landscape map is needed, landscape photos achieved at a position of high elevation or by airplane are generally used. But, this approach can not fully satisfy the user's need to get pictures from various view points. In addition, because photos have some geometric displacement caused by the principle of central projection of camera, it is hard to get accurate locations from the photo. This paper aims to get three-dimensional landscape map similar to real terrain feature from vertical stereo aerial photos by digital photogrammetric techniques. This approach can provide a very useful data for three-dimensional terrain analysis as a function of Geo-Spatial Information System.

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A Study on the Methodology of Bioregional Approach for Coastal Area Management - Focus on the Case of Bioregional Classification in the Bay of Hampyong - (연안지역관리를 위한 생물지리지역 접근방법에 관한 연구 - 함평만의 생물지리지역 구분사례를 중심으로 -)

  • Kim, Kwi-Gon;Cho, Dong-Gil;Jung, Sung-Eun;Shin, Ji-Young
    • Journal of the Korean Society of Environmental Restoration Technology
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    • v.3 no.3
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    • pp.20-28
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    • 2000
  • The objective of this study is to establish a methodology of bioregional approach for coastal area management as a basis for planning and design. Focusing on the bioregional approach, this study reviewed currently prevailing approaches such as watershed approach and ecological unit approach for planning and management purposes. This research placed its geographical focus on the landward watershed of the Bay of Hampyong located in Chonnam Province, dealing efficiently with shortcomings of existing researches which mainly covered seaward tidal flats without considering outside effects. The main methods of the study are classified into indoor computerized map analysis and field work. For computer analysis, printed maps and digital maps have been analysed, and GIS techniques have been utilized for its synthesis and finalizations. Field work included on-site landscape analysis and verification of a tentative place unit boundary. As a practical step, criteria for classifying bioregion were presented and the selected criteria included : topography & water ways ; roads & administrative boundaries ; habitat types ; and visual enclosure. First, based on the data of topography and water ways, broad classification work was performed and corrections were made based on data drawn out from other criteria. A tentative place unit map was drawn and revised through field visits. This study encompassed an initial but integral part for bioregional approach in landward watershed management of a coastal area. As results of the study, the necessity and efficiency of bioregional approach which considers environmental and cultural components systematically have been presented.

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Temporal-Spatial Analysis of Landscape Diversity using FRAGSTATS (FRAGSTATS를 활용한 경관다양성의 시공간적 분석)

  • Kwon, Oh-Sung;Ra, Jung-Hwa;Ku, Ji-Na;Kim, Jin-Hyo
    • Journal of the Korean Society of Environmental Restoration Technology
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    • v.18 no.3
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    • pp.39-50
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    • 2015
  • This research selected Daegu Metropolitan City representing a combination of natural space and urban space for this case study. To achieve this, a prerequisite was to set up an optimal block size to evaluate landscape diversity of the research site by using a RPR-Area Curve. Further, landscape diversity evaluation was conducted based on land cover map by using FRAGSTATS to analyze spatio-temporal changes. Notably, this research regarded it as the most significant to set forth criteria in order to apply landscape diversity to the development plans of the newtown and outskirt of a city under high pressure development. Results derived from this research are summarized as follows. According to the results derived from establishing the optimal block size, a size about $2km^2$ was analyzed to measure landscape diversity of the research site. Also, according to the results derived from land diversity evaluation based on land cover map, land diversity was highly measured around urban stream such as Nakdong River and Geumho River, and in particular, the value of landscape diversity was measured considerably high around the urban parks. Results derived from analysis on spatio-temporal changes of land diversity demonstrated that a certain level of urban development exerted a positive effect on an increase in land diversity, but consistent urban development lowered a value of landscape diversity. Results derived from regression analysis to set forth the optimal urban space showed that an urban area of a space about $2km^2$ exerted a positive effect at a rate of about 0~43.3% and a negative effect at a rate about 43.3~100%. In conclusion, the results of this research are considered to provide important basic data for future urban and landscape planning. Nonetheless, as only the layout on the 2D plane was analyzed in this research, further research in future is required to complexly consider diverse factors such as height of structure and change in visible real area arising from geographical features.