• Title/Summary/Keyword: City-Center-Area

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Simulation of Urban Expansion Causing Farmland Loss and Sprawl Phenomena with Cellular Automata Technology

  • Kim Dae Sik
    • Journal of The Korean Society of Agricultural Engineers
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    • v.46 no.7
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    • pp.23-32
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    • 2004
  • A spatial simulation model for rural and urban sprawl phenomena was developed with GIS and cellular automata techniques. The model finds out built-up areas invading toward rural areas required for development of existing urban area. Probability of land use change for optimizing the development area was determined using a land suitability analysis method interfaced with GIS methods, based on several criteria in terms of geographic and accessibility factors such as slope of land and distance from city center. Weighting values of the criteria were quantified by an analytic hierarchy process method. For model applicability test, the parameters of criteria were calibrated based on the changes in time series land use data of the test city for 1986, 1996, and 2000, which were classified by remote sensing techniques. Simulated and observed areas in land use maps for city shape of 1996 showed good similarities with each other through a morphology verification method. The model enabled us to evaluate the spatial expansion phenomena of cities considering boundary conditions, and also to simulate land use planning for rural areas in urban fringe.

A Study on the Creative City Construction Methodology of Citizen Participation through the Survey of Resident's Awareness - Focusing on Old Downtown in Incheon City - (주민의식조사를 통한 주민참여 중심의 창조도시 조성 방안에 관한 연구 - 인천시 원도심 중심으로 -)

  • Kim, Min Suk;Lee, Woo Hyoung
    • Design Convergence Study
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    • v.12 no.6
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    • pp.159-175
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    • 2013
  • Recently, Interests in rehabilitation of the old town center has grown. Incheon city are propelling many renewal plans for the area, Rapid Urbanization and outskirt developments have expanded city space and city center has been weakened and declined. With responds to these phenomena, World's interests on creative city is increasing nowadays and projects of creating creative city from many countries are being launched. Korea is one of the countries who follows this trend and is also proceeding projects on creating creative city. However, identities of our nation and city which have rapidly grown only based on logics of economic growth are disappearing. Hence, this study intend to focus on the cities of creative which draw the participation of its citizens. Thus, this study examining basic theoretical background from literatures, theory, precedent studies related to citizen participation & creative city. Then, the study establish a framework of analysis by extracting principal factors to creative city construction methodology centered on citizen participation. Furthermore, this study suggests the creative city construction methodology of citizen participation centered on for old downtown through survey residents consciousness.

Customer Selection for a Happy Call in the City Gas Business (도시가스업에서 해피꼴 고객의 선정)

  • 변대호
    • Korean Management Science Review
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    • v.20 no.1
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    • pp.125-139
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    • 2003
  • City gas is becoming an essential resource in households due to its convenience and low price in comparison to other energy sources. However, in order to prepare for the gas market to be saturated, many city gas companies must pursue customer satisfaction management and develop happy call systems for a promising solution. In the development of the happy call systems, the difficult problem is that we cannot contact all customers because of limited resources and calling efficiency in the call center, We should find best customers according to their value. This paper suggests a methodology for the selection of happy call customers when city 9as companies consider two strategies. First, they should launch a new business area. Second, they must attempt to prevent current customers from moving from city gas to other fuels. We will discover important attributes and derive rules of weighting for the attributes through an exploration study that affect customer satisfaction and preference. Through a simulation model, we will show how many customers will be selected by our methodology.

Change of the Old City by the Modernization

  • Nakagawa, Osamu
    • Journal of East-Asian Urban History
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    • v.1
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    • pp.25-54
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    • 2019
  • Kyoto, which was Japan's political and cultural capital for more than a millennium before the dawn of the modern era, shows distinctive characteristics formed in the process of urban modernization. A citizen plaza perfectly fit to a modern city is lying on the east side, but a delayed urban reconstruction in the city center due to a strong conservative self-government awareness, as well as a delayed modernization of tax system, caused disorderly urban sprawl to appear in the suburbs. Thanks to the enactment of urban planning law enacted in 1919 by the government (Ministry of Internal Affairs) and an increasing awareness about the necessity and rationality of urban planning projects, urban renovation took place at a rapid pace. In the meantime, new ways of urban design were sought for and experimented to conserve it as a historical city against the city' quickly changing landscape.

A Study on the area and space program for the Multipurpose Senior Center in Daejeon (대전시 노인종합복지관의 부문 및 면적에 관한 연구)

  • Jeon, Young-Hoon;Chai, Choul-Gyun
    • Korean Institute of Interior Design Journal
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    • v.18 no.4
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    • pp.116-123
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    • 2009
  • This research aims at the provision for all of the basic data upon the arrangement of organization and allocation which include the details of required spaces and adequate area in the design of Multipurpose Senior Centers. This analyzed research is to be proposed for Multipurpose Senior Center in various local areas in the city, it aims to clarify the existing condition in the operation of each organizational required space. Further more this research examines their relationship between the facilities available and the population use of the local elderly age. Consequently, the Daejeon Multipurpose Senior Center, including participation in the program and the very high frequency of use of the room entails a smooth progress of the program, improves the quality of space and based on the initial design is fully reflected in the step.

A Study for the Change of City Network in China through the Analysis of Railway Network (철도망 분석을 통한 중굴 도시 네트워크의 변화)

  • Nan, Ying
    • Journal of the Korean Geographical Society
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    • v.38 no.4
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    • pp.591-609
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    • 2003
  • The purpose of this study is to exhibit the characteristics and changes of city network in China through the analyses railway structures and movement of passengers and goods in China. On the basis of accessibility analysis., central China area shows the highest level of accessibility, and it declines toward periphery areas. The center of City network was transfered from the central area to the east. Three main lines from north to south and the central status of main cities remain unchanged. The city network stratum structure of China can be divided into three levels. The first level is in a pattern of linear distribution within provices along main lines. The second level, shows a pattern of strengthened linear distribution and crossed influencial regions. The third level includes 5 areas.

A Study on Determinants of Commercial Land Values in Gwangju City (광주시 상업지 지가의 형성요인에 관한 연구)

  • Lee, Hyun-Wook
    • Journal of the Korean association of regional geographers
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    • v.2 no.2
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    • pp.159-171
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    • 1996
  • The aim of this study is which factors affect the commercial land values and how they act upon them through distribution of commercial land values by multiple regression analysis in Gwangju city. The major findings of this study are as follows: (1) The changes of commercial land values distribution in $1989{\sim}1996$, We see that the commercial area of higher land values extends following the main arterial road. This is related to urbanization in urban fringe while the decline of commercial land values occurs in city center with long history of commercial region. This is due to unsuitableness in rapid changes of commercial environment because of fragmented lots, old buildings. traffic congestion etc. (2) The regions where commercial land values greatly rose are the west in constructed the new planning city center of Sangmu-dong. and the south west in which is related to the extension of high density apartment and the location of big discount stores. (3) Through the changes in commercial land values distribution map. and road map, topographical map, we know that commercial land values is related to various factors; namely, distance from CBD, convenient traffic, reputation of commercial district, condition of a road, size of supplementary, a degree of commercial land use etc. (4) From the above related factor, six variables are extracted by operational definition. That is the spatial distance from the city center, the walking distance to a stopping place, the road width, the amount of bus traffic, the amount of pedestrian, the number of the shop. (5) Data of seven variables are collected on the highest values point of each Dong. We applicate multiple regression analysis with commercial land values as a dependent variable, extracted six variables as independent variables. (6) As a result of multiple regression on the determinants of commercial land values, the variables which is greatly related to commercial land values are the amount of pedestrain, the spatial distance from city center. We identify that two variables explain variance of the commercial land values by 65%. (7) In order to make clear about not explained 35%. we carry out analysis of residual. In consequence, we see small estimate in downtown area and large estimate in urban fringe. This feature is due to simple core structure of Gwangju city and limits of this regression model.

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Establishing Urban Green Network by Estimating Birds Moving Pattern (야생조류 이동통로 예측을 통한 도시녹지네트워크 설정연구)

  • Hong, Suk-Hwan;Choi, Song-Hyun;Lee, Soo-Dong;Bae, Jung-Hee
    • Journal of the Korean Association of Geographic Information Studies
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    • v.12 no.2
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    • pp.99-110
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    • 2009
  • This study is to establish urban green network on the urbanized area using characteristics of fragmented and ornamental green area distribution. To do this, the survey for the green area characteristics was carried out in Changwon City. In order to analyze network, a virtual network in whole city sky for bird's movement, which is consisted with 30m grid lines was prepared. To analyze which network routes depend on the direction, we estimated bird's movement between 8-direction and 16-direction's outskirt forest's source point and inner city's fragmented green area. In the analysis of two types different direction models, the results of green network routes are mostly matched. So green network plan by this results is more reasonable for enhancing bird's movement to inner city. Based on the these findings, this green network planning will be providing for inner city to influx outside forest's birds and maximize the ecological connectivity.

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A Study on the Architectural Characteristics of the Health Care Center Branch in Rural Area Ik-san city (농촌지역 보건지소 건축의 특성에 관한 연구 - 익산시 보건소 관할 지소를 중심으로 -)

  • Lee, Dong-Suk;Kim, Eun-Young;Youn, Chung-Yeul
    • Journal of the Korean Institute of Rural Architecture
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    • v.19 no.4
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    • pp.9-16
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    • 2017
  • There are an increasing number of healthcare facilaties, especially branch offices, in rural areas to serve the aging population living there. However, there has been a gradual decline in the ratios of recognition, satisfaction and utilization by people who live in the regions. A significant reason of declining the ratios should be the population decline, but the most of population hierarchy shows the groups of elderly people over 60. This result appears to be limited to visit the public health centers. According to the result of population hierarchy, a branch office of public health center has been re-established as a complex welfare facility which can be fulfilled in the functions of basic medical supports and cultural supports. This research is focused on collecting the meaningful information of the status of physical facilities and utilization with 15branch offices of public health care centers in the rural regions near the city of Ik-San city. In addition, this research has a purpose of getting fundamental data for future architectural plans of the branch offices in rural regions with the results about the status of facility operation systems and users' needs.

Environment Improvement for the Traditional Market Activation of the Small Capital - Focused on Okcheon Traditional Market- (소도읍의 재래시장 활성화를 위한 환경개선에 대한 연구 -충북 옥천재래시장을 중심으로-)

  • Han, Sang-Ho;Choi, Hyo-Seung
    • Journal of the Korean Institute of Rural Architecture
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    • v.6 no.3
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    • pp.1-14
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    • 2004
  • Around the rural village area the traditional markets which are center the small capital it was active at the strong-point and the possibility the fact that it is developed. With this the same small capital currently as the city and the area where the quality of the rural village coexists, has the regional quality which belongs in guard of the capital region or strong-point city. With relative estrangement from the support process against this result past falling behind farming village it does not illustrate the possibility of knowing the fact that the duplex point who is falling behind as guard territory of reverse appears. Selects the small capital of the each area from like this point of view and the possibility of knowing center role of traditional market the possibility which is various is the possibility of doing in the process which propels an activation. Currently it is planned from the multi local self-governing group and the result which investigates the traditional market activation contents which are in the process of propelling, it will be able to discover the multi branch problem points against a traditional market activation.

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