• Title, Summary, Keyword: Web GIS

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Information Management System for Construction Works using Web GIS (Web GIS를 이용한 건설공사 정보관리 시스템 구축)

  • Woo, Je-Yoon;Koo, Jee-Hee;Na, Joon-Yeep;Pyeon, Mu-Wook
    • Journal of Korea Spatial Information System Society
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    • v.3 no.2
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    • pp.45-51
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    • 2001
  • It is difficult for existing construction support system to provide real-world information such as geographical and spatial data, geographic information system is expected to be able to supply efficiently analyzing and supporting function as well as actual data by connecting construction support system. Furthermore, the providing method and content of GIS are varied by building various network and information service, and use of web GIS which can offer diverse and dynamic solution on network is spreaded. In this study, information management system for construction works(CIMSGIS : Construction Information Management System on Web GIS) based on web GIS is developed, which can confirm instantly state of advance and manage construction progress by real-time reporting and instruction. Also CIMSGIS can support decision making on intuitive understanding and manifold operation reporting.

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Development of GIS Application using Web-based CAD (Web기반 CAD를 이용한 지리정보시스템 구현)

  • Kim, Han-Su;Im, Jun-Hong;Kim, Jae-Deuk;Shin, So-Eun
    • Journal of the Korean Association of Geographic Information Studies
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    • v.3 no.3
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    • pp.69-76
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    • 2000
  • This study deals with development GIS application using web-based CAD, this application serves to user, designer, manager that more convenient and various functions. Development to this application, collect attribute data from fieldwork and geographic data from cadastral map and aerial survey map and then development to user interface using HTML, JavaScript, ASP, Whip ActiveX control. This application's characters are as follows ; First, system designer designed that anyone who have basic knowledge about web and CAD can develop this application. A system structure simplification by 2-Tier. Geographic information use DWF(drawing web format) file and attribute information use DBMS in consideration of extension. Second, system manager can service independently GIS in Web need not high priced GIS engine, so more economical. Third, internet user get service GIS information and function that search of information, zoom in/out, pan, print etc., if you need more functions, add function without difficultly. Developed application as above, not only save volume but fast of speed as use vector data exclude character and image data. Also, this application can used by means of commercial and travel information service but also various GIS service of public institution and private in web.

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Web GIS Server Using GML

  • Oh, B.W.;Kim, M.J.;Lee, E.K.;Jang, B.T.
    • Proceedings of the KSRS Conference
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    • pp.656-658
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    • 2003
  • Recently, loosely-coupled systems are widely used for distributed computing environment. We develop a web GIS server who conforms to the international standards developed by the Open GIS Consortium (OGC), such as web feature service (WFS) implementation specification, Geography Markup Language (GML) implementation specification, and the simple features specification for OLE/COM. The web GIS server provides interoperable access of spatial data among data formats in the distributed environment.

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Design and Implementation of the Spatial Repository for GIS WEB Map Server (GIS WEB 맵 서버를 위한 공간 저장소 설계 및 구현)

  • Ahn, Ki-Ho;Lee, Jin-Kyu;Park, In-Ha
    • Proceedings of the Korean Association of Geographic Inforamtion Studies Conference
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    • pp.287-288
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    • 2009
  • GIS WEB 맵 서버는 다중 사용자 환경에서 신속한 요구 처리와 다양한 서비스를 수행해야 하며, 특히 맵 화면 표출 요구에 대한 신속한 처리 여부가 주요한 관건이 된다. 그러나 WEB 환경 하에서 기존의 공간 DBMS나 공간 파일시스템을 기반으로 대용량의 공간 데이터를 처리하기에는 만족할 만한 성능을 보장할 수가 없다. 따라서 이러한 문제점을 해결하기 위한 GIS WEB 맵 서버만을 위해 특화된 공간 저장소 형식이 필요하며, 이러한 공간 저장소는 임의의 맵 영역 데이터를 신속하게 제공할 수 있어야 한다. 본 논문에서는 공간 데이터를 영역별로 관리하는 계층적 형태의 공간 저장소(가칭 'SB-저장소') 구조를 제시하여, 신속한 맵 화면 처리가 요구되는 GIS WEB 서버에 효율적인 맵 데이터 서비스 또는 맵 이미지 서비스를 제공하기 위한 토대를 마련하고자 한다.

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Implementation of Web GIS System for Space Management of University Facility (대학시설 공간관리를 위한 Web GIS 시스템 구현)

  • Kim, Mi-Jin;Lee, Hee-Won
    • Journal of the Korea Academia-Industrial cooperation Society
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    • v.8 no.6
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    • pp.1551-1559
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    • 2007
  • The purpose of this study is to verify the technical possibilities and advantages of web GIS system, and its practical implementation for space management and information service accessible from anywhere. at anytime using ArcIMS on behalf of university facility management. It is found that the integration of GIS and web technology, in terms of its administrative and public service capabilities, carries many advantages in the aspects of time, cost, and effort saving. Finally, practical system architecture is proposed with its database structuring method for space management of university facility.

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Designing and Building a Fire Monitoring Web GIS System Using MODIS Image - Using ArcIMS 4.0 - (MODIS 위성영상을 이용한 산불 모니터링 Web GIS 시스템 설계 및 구축 - ArcIMS 4.0을 활용하여 -)

  • Son Jeong-Hoon;Huh Yong;Byun Young-Gi;Yu Ki-Yun;Kim Yong-Il
    • Spatial Information Research
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    • v.14 no.1
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    • pp.151-161
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    • 2006
  • This paper has a goal to construct monitoring web GIS system which displays maps that are results of the fire detecting algorithms using MODIS image. To design and build more efficient system, foreign fire monitoring systems using satellite image are researched and analyzed. As a result of that, the information about interfaces and services provided by them are obtained. In concretely, new logical DFD is used to do a process modelling. ArcIMS 4.0 of ESRI, IIS 5.1 of Microsoft are utilized to build the web GIS System. In the aspects of data input and transfer, a specific module, which converts a binary image to a kind of vector file, is developed to adjust raster data to the web GIS system.

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Development of Web-GIS based SWAT Data Generation System (Web-GIS 기반 SWAT 자료 공급 시스템 구축)

  • Nam, Won-Ho;Choi, Jin-Yong;Hong, Eun-Mi;Kim, Hak-Kwan
    • Journal of The Korean Society of Agricultural Engineers
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    • v.51 no.6
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    • pp.1-9
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    • 2009
  • Watershed topographical data is essential for the management for water resources and watershed management in terms of hydrology analysis. Collecting watershed topographical and meteorological data is the first step for simulating hydrological models and calculating hydrological components. This study describes a specialized Web-based Geographic Information Systems, Soil Water Assessment Tool model data generation system, which was developed to support SWAT model operation using Web-GIS capability for map browsing, online watershed delineation and topographical and meteorological data extraction. This system tested its operability extracting watershed topographical and meteorological data in real time and the extracted spatial and weather data were seamlessly imported to ArcSWAT system demonstrating its usability. The Web-GIS would be useful to users who are willing to operate SWAT models for the various watershed management purposes in terms of spatial and weather preparing.

Development of a Web-based System for Raster Data Analysis Using Map Algebra (연구는 래스터 데이터의 지도대수 분석을 위한 GRASS 기반의 웹 시스템 개발)

  • Lee, In-Ji;Lee, Yang-Won;Suh, Yong-Cheol
    • Journal of Korean Society for Geospatial Information System
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    • v.18 no.4
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    • pp.131-139
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    • 2010
  • Recent spread of GIS and the increasing demand of spatial data have brought about the development of web GIS. In addition to sharing and mapping spatial data, web GIS is also required to provide spatial analytic functions on the web. The FOSS(free and open source software) can play an important role in developing such a system for web GIS. In this paper, we proposed a web-based system for raster data analysis using map algebra. We employed GRASS as an open source software and implemented the GRASS functionalities on the web using java methods for invocation of server-side commands. Map algebra and AHP were combined for the raster data analysis in our system. For a feasibility test, the landslide susceptibility in South Korea was calculated using rainfall, elevation, slope angle, slope aspect, and soil layers. It is anticipated that our system will be extensible to other web GIS for raster data analysis with GRASS.

Design and Implementation of Thin Client SVG Map Service System for LBS (LBS를 위한 서버기반 SVG Map 서비스 시스템 설계 및 구현)

  • Chung Yeong-Jee;Kim Myung-Sam
    • Journal of the Korea Institute of Information and Communication Engineering
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    • v.8 no.7
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    • pp.1588-1596
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    • 2004
  • Recently, many WMS(Web Mapping Services) and POI(Point of Interest) service on to be in service on the Internet using Web CIS(Geographic Information System) as information Technology and computer HW are evolved faster in its speed, network bandwidth and features. The Web GIS is, however, limited and constrained on the specification of its system configuration, the service class provided and the presentation methodology of a map. As the mobile Internet becomes popular in mobile service, Web GIS service on mobile environment is strongly required and to be provided by LBS(Location Based Service) on a mobile client such as PDA with location information of the user. In this paper, we made an effort to design and implement a GIS computing environment by thin client for mobile web mapping service. For implementing the thin client GIS computing environment, we were using NGII's(National Geographic Information Institute's) DXF map, representing the map by SVG(Scalable Vector Graphics) recommended by OGC(OpenGis Consortium), and adapting standard XML web service to provide the thin client GIS service on PDA by applying the location information of the user in realtime with GPS on mobile environment.

A study on constructing GIS component repository on web using registration/retrieval agents

  • Jo, Myung-Hee;Jo, Yun-Won;Bu, Ki-Dong
    • Proceedings of the KSRS Conference
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    • pp.949-951
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    • 2003
  • To improve the reusability and interoperability of GIS components, we propose the registration/retrieval agents, which can search the locating of users' frequently used components in not only the GIS domain but also other spatial information technologies such as GPS, ITS, RS and FM. The registration/retrieval agents increase the reusability through the GIS component based development under distributed GIS components environment and enables the rapid setting of application on the web. Moreover, users can understand easily the information of GIS component and have the effective investment, timeliness and reliability while they have less maintenance effort by agent. In order to design and implement this system on web, HTML and ASP (Active Serve Page), and JAVA were used. In addition, the performance of this system was verified through comparing others, which are similar to.

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