• Title, Summary, Keyword: Web GIS

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Design and Implementation of Video GIS for Web Applications

  • Yoo, Jae-Jun;Choi, Kyoung-Ho;Jang, Byoung-Tae;Lee, Jong-Hun
    • Proceedings of the KSRS Conference
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    • pp.396-398
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    • 2003
  • Recently as users' requests for geographic information systems are being more various, several new functions are being added to existing geographic information systems. One of them is linkage of spatial geographic data and video / image data to offer more realistic information of geographic objects to users. Geographic information systems implementing this function are called video geographic information system. In this paper, we design and implement a video geographic information system for providing map data, video data and link information of them to web applications. We 1) design system architecture of a video geographic information system, 2) analyze some processes to construct link information of map data and video data, 3) design database schema to store map data, video data, and link information, and 4) design some XML/GML schema used to query and retrieve these data for web applications.

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Web-based GIS partial discharge monitoring system development (Web기반 GIS 부분방전 진단 시스템 개발)

  • Kim, Hong-Seok;Hong, Jung-Ki;Choi, Dae-Hee;Lee, Hahk-Sung;Oh, Jae-Hun
    • Proceedings of the KIEE Conference
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    • pp.217-219
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    • 2007
  • GIS 부분방전 진단 시스템은 가스 절연개폐장치(GIS: Gas Insulated Switchgear) 내부에서 발생하는 UHF 대역의 부분방전 신호를 측정하며 이상신호가 발생하면 위상에 대한 부분방전 패턴을 분석하고 원인을 진단한다. 이러한 GIS 부분방전 진단 시스템은 다수의 변전소에 설치되어 운전되며 중앙제어센터에서 통합하여 관리하고자 할 경우 네트워크와 데이터베이스에 병목현상이 발생한다. 이에 본 논문에서는 Web을 통한 시스템의 분산화와 정보의 구분을 통한 정보의 분류로 병목현상을 줄이는 Web기반 GIS 부분방전 진단 시스템의 개발에 대하여 기술하고자 한다.

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Design and Implementation of a Object Location Information Search System Based on Web-GIS Services (Web-GIS 서비스 기반의 객체위치정보 탐색 시스템 설계 및 구현)

  • Kim, Tak-Chen;Jung, Hoe-Kyung;Kim, Jin-Soo
    • Proceedings of the Korean Institute of Information and Commucation Sciences Conference
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    • pp.661-664
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    • 2007
  • Examine method to improve web geography information service system because this paper uses XML and presented specific implementation result. Through internet, it planed various geography information that offer in form of service that do not receive restriction of heterogeneous system environment. Also, did thing that is easy when request service about geography information that user need and deliver fast by purpose. Supplement and to improve open-ended and XML of form normalized use and developed existent web geography information service. So that can use map service in web browser without setup of application program that buy expensive GIS software or offer in each company design and implement.

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Design and Implementation of Open Web Map Server (개방형 웹 맵 서버의 설계 및 구현)

  • Cho, Dae-Soo;Park, Jong-Hyun
    • The KIPS Transactions:PartD
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    • v.9D no.6
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    • pp.981-990
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    • 2002
  • Over the past few years, a number of studies have been made on web map services which enable the GIS user to access spatial data through the web. They, however. have focused on only implementation techniques separately, such at map client implementation map server implementation, communication between client and server, and the map data representation. Therefore, it is hard to share and practical use the spatial data, because they does not ensure interoperability in heterogeneous map servers. In this paper, In this paper, we have designed and implemented the web map server with open architecture. which complies with the standard interfaces proposed by OpenGIS Consortium (OGC). In particular, we have extended the OGC's Interfaces for a map server to support one or more data sources. This paper has contributed to construction and practical use of web map services by newly proposing the method of implementation of a map server. which could be reused regardless of the types of data sources.

Building of Integrated Web-GIS System for National Groundwater Data Management (지하수 정보관리체계 고찰 및 Web-GIS 기반의 국가지하수정보지도 구축 모형)

  • Kim, Gyoo-Bum;Son, Young-Chul;Kim, Jong-Wook;Kim, Dae-Ho;Lee, Chang-Won;Kim, Yang-Hee
    • Journal of the Korean Association of Geographic Information Studies
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    • v.9 no.3
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    • pp.107-122
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    • 2006
  • The main objective of this study is to develop a web-based Geographic Information System (GIS) application, IGIS(Integrated Groundwater Information Service System), for efficient management of groundwater data. This integrated system includes various groundwater measurements, monitoring data, well data, hydrogeochemical data, hydrogeological maps and diversely analyzed results including time series analysis data for water levels and quality. It will be used efficiently for local government officers to manage groundwater within their districts and also for drillers and investigators to develop wells and assess groundwater conditions. This web-based GIS system was implemented firstly for Cheonan and Daegu city. As a result, the system makes the efficient management, distribution and utilization of groundwater data possible by web-based GIS technology.

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Development of Web-GIS based Real-Time Natural Disaster Damage Information Management System (웹GIS를 이용한 실시간 자연재해 피해정보 관리시스템 개발에 관한 연구)

  • Kim, Tae-Hoon;Kim, Kye-Hyun;Shim, Jae-Hyun;Choi, Woo-Jung
    • Journal of Korea Spatial Information System Society
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    • v.10 no.4
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    • pp.103-107
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    • 2008
  • This study mainly focused on the development of real-time based damage investigation system using web-GIS. The study area was Gangseo-Gu in Busan where frequently has relatively higher magnitude of damages from natural disasters. GIS DB was built to provide geospatial data such as 1:1,000 and 1:5,000 topographic maps and IKONOS high resolution satellite data. The web-GIS system has demonstrated the higher contribution for the better response and recovery against any type of natural disasters through real-time communication and data dissemination among government agencies and personnel. However, further researches need to be made to improve system capabilities. In addition, for more effective system operation and maximizing the benefits of exploiting web-GIS system, linkage with national DB such as NDMS is essential.

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GEO-MAPPING MASHUPS USING OPEN APIS: THE STATE-OF-THE-ART AND AN APPLICATION FOR GEO-SPATIAL WEB

  • Park, Yong-Jae;Lee, Ki-Won
    • Proceedings of the KSRS Conference
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    • pp.45-48
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    • 2008
  • Since the mid-2000, so-called Web 2.0 paradigm was emerged and has been widely extended to actual Web markets with supporting Web technologies. Among Web 2.0 services, mashups with Open APIs is regarded as one of core technologies. Web mapping is also the most dominant mashup application in Open API-based applications, so that various mashups with Google Map API and other Open APIs are developing. In this paper, current technological status is explained with web GIS file formats of KML. While, a prototype is web-based GIS layer authoring system for general users, without any kinds of GIS tools and external spatial databases. This mashup application will be used web-based feature extraction for geo-spatial web for public users.

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Analysis of Landscape Information and Web GIS Implementation of Using 3D Topographic Modeling (3차원 지형모델링에 의한 경관정보 분석과 Web GIS 구현)

  • Kim, Yong-Suk;Hong, Soon-Heon;Ok, Chi-Yul
    • The Journal of the Korea Contents Association
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    • v.7 no.9
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    • pp.204-211
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    • 2007
  • In this study 3D topographic modeling was made by using aerial photography and digital terrain map, through this we did visibility analysis and implemented Web GIS of Dong-A university. Studying area was Busan Saha-gu Hadan-dong, we used aerial photography on a scale of 1:20,000 and digital terrain map on a scale of 1:5,000. Ortho correction image was made by aerial photography through selecting GCP, image matching, image resampling and precise differential rectification. And DEM on digital map was created using ArcView program, making 3D topographic modeling by road layer and building layer and implementing Web GIS about Dong-A university.

Design and Implementation of Server based GIS Computing Platform for Mobile Web Map Service (모바일 WMS를 위한 서버기반 GIS 컴퓨팅 플랫폼 설계 및 구현)

  • Kim Myung-Sam;Chung Yeong-Jee
    • Journal of KIISE:Computing Practices and Letters
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    • v.12 no.1
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    • pp.9-20
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    • 2006
  • Web Map Service on mobile environment, provided with cost effective mobile GIS contents and user preferred POIs(Points of interests), is strongly required at this moment when mobile and portable Internet is rapidly spreaded on mobile user community as information technology and mobile HW are evolved in its speed, bandwidth and features. As the mobile and portable Internet becomes popular in mobile services, LBS(Location Based Service) is positioned on a mobile client as one of the best information infra services. Recently mobile GIS (Geographic Information System) comes in service to support LBS, but it is constrained and limited on its system configuration and its presentation methodology of a map, and also it depends on its run time environment. In this paper, we made an effort to design and implement a GIS computing platform with server based thin client for mobile WMS(Web Map Service). For its cost effective Platform which could be easily building up POIs and GIS contents, we're not using commercial GIS solution but NGII's (National Geographic Information Institute's) DXF numerical map, and representing the maps, GIS contents and POIs by SVG(Scalable Vector Graphics) recommended by OGC(OpenGis Consortium). We're also adapting de facto standard of XML web service technology such as WSDL, SOAP to provide real time mobile GIS service on PDA as well as mobile terminal by applying a GPS receiver for a user's location information on mobile environment.

Awarematics/WMSServer : Design and Implementation of a Open Source Web Map Service Server (Awarematics/WMSServer : 오픈소스 웹 맵 서비스 서버의 설계와 구현)

  • Nam, Kwang-Woo;Ha, Su-Wook;Ha, Tae-Seok
    • Journal of Korea Spatial Information System Society
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    • v.11 no.3
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    • pp.70-72
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    • 2009
  • We describes functions, design, and implementation of Awarematics/WMSServer in this paper. Awarematics/WMSServer is a open-source web map service server developed Kunsan National University and National Information Agency(NIA). Recently in GIS areas, It tends to increase System Construction which developed by using Open-source GIS, but we have not developed yet ourself-made Open-source GIS Engine in Korea. This paper describes function, design, and implementation of Awarematics/WMSServer serviced and developed by NIA and Kunsan Natioanl University.

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