• Title/Summary/Keyword: Integration Database System

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Implementation of WebGIS for Integration of GIS Spatial Analysis and Social Network Analysis (GIS 공간분석과 소셜 네트워크 분석의 통합을 위한 WebGIS 구현)

  • Choi, Hyo-Seok;Yom, Jae-Hong
    • Journal of the Korean Society of Surveying, Geodesy, Photogrammetry and Cartography
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    • v.32 no.2
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    • pp.95-107
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    • 2014
  • In general, topographical phenomena are represented graphically by data in the spatial domain, while attributes of the non-spatial domain are expressed by alpha-numeric texts. GIS functions for analysis of attributes in the non-spatial domain remain quite simple, such as search methods and simple statistical analysis. Recently, graph modeling and network analysis of social phenomena are commonly used for understanding various social events and phenomena. In this study, we applied the network analysis functions to the non-spatial domain data of GIS to enhance the overall spatial analysis. For this purpose, a novel design was presented to integrate the spatial database and the graph database, and this design was then implemented into a WebGIS system for better decision makings. The developed WebGIS with underlying synchronized databases, was tested in a simulated application about the selection of water supply households during an epidemic of the foot-and-mouse disease. The results of this test indicate that the developed WebGIS can contribute to improved decisions by taking into account the social proximity factors as well as geospatial factors.

Design and Implementation of a Directory System for Disease Services

  • Yeo, Myung-Ho;Lee, Yoon-Kyeong;Roh, Kyu-Jong;Park, Hyeong-Soon;Kim, Hak-Sin;Park, Jun-Ho;Kang, Tae-Ho;Kim, Hak-Yong;Yoo, Jae-Soo
    • International Journal of Contents
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    • v.6 no.1
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    • pp.59-64
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    • 2010
  • Recently, biological researches are required to deal with a large scale of data. While scientists used classical experimental approaches for researches in the past, it is possible to get more sophisticated observations easily with the convergence of information technologies and biology. The study on diseases is one of the most important issues of the life science. Conventional services and databases provide users with information such as classification of diseases, symptoms, and medical treatments through the Web. However, it is hard to connect or develop them for other new services because they have independent and different criteria. It may be a factor that interferes the development of biology. In this paper, we propose integrated data structures for the disease databases. We also design and implement a novel directory system for diseases as an infrastructure for developing the new diseases services.

XCRAB : A Content and Annotation-based Multimedia Indexing and Retrieval System (XCRAB :내용 및 주석 기반의 멀티미디어 인덱싱과 검색 시스템)

  • Lee, Soo-Chelo;Rho, Seung-Min;Hwang, Een-Jun
    • The KIPS Transactions:PartB
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    • v.11B no.5
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    • pp.587-596
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    • 2004
  • During recent years, a new framework, which aims to bring a unified and global approach in indexing, browsing and querying various digital multimedia data such as audio, video and image has been developed. This new system partitions each media stream into smaller units based on actual physical events. These physical events within oath media stream can then be effectively indexed for retrieval. In this paper, we present a new approach that exploits audio, image and video features to segment and analyze the audio-visual data. Integration of audio and visual analysis can overcome the weakness of previous approach that was based on the image or video analysis only. We Implement a web-based multi media data retrieval system called XCRAB and report on its experiment result.

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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Development of an Agricultural Data Middleware to Integrate Multiple Sensor Networks for an Farm Environment Monitoring System

  • Kim, Joonyong;Lee, Chungu;Kwon, Tae-Hyung;Park, Geonhwan;Rhee, Joong-Yong
    • Journal of Biosystems Engineering
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    • v.38 no.1
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    • pp.25-32
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    • 2013
  • Purpose: The objective of this study is to develop a data middleware for u-IT convergence in agricultural environment monitoring, which can support non-standard data interfaces and solve the compatibility problems of heterogenous sensor networks. Methods: Six factors with three different interfaces were chosen as target data among the environmental monitoring factors for crop cultivation. PostgresSQL and PostGIS were used for database and the data middleware was implemented by Python programming language. Based on hierarchical model design and key-value type table design, the data middleware was developed. For evaluation, 2,000 records of each data access interface were prepared. Results: Their execution times of File I/O interface, SQL interface and HTTP interface were 0.00951 s/record, 0.01967 s/record and 0.0401 s/record respectively. And there was no data loss. Conclusions: The data middleware integrated three heterogenous sensor networks with different data access interfaces.

A Study on the Extraction and Integration of Learning Object Meta-data using Web Service of Databases (DBMS의 웹서비스를 이용한 학습객체 메타데이터 추출 및 통합에 관한 연구)

  • Choe, Hyun-Jong
    • Journal of The Korean Association of Information Education
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    • v.7 no.2
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    • pp.199-206
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    • 2003
  • XML is becoming a new developing tool of web technology because of its ability of data management and flexibility in data presentation. So it's well researched that the reusability and integration with learning objects such as text, image, sound, video and plug-in programs of web contents in computer education. But the research for storing, extracting and integrating metadata about learning object was needed prior to implementing online learning system to integrate and manage it. Therefore this study propose a new method of using web service of DBMS for extracting learning object's metadata in database server which located in 3-tier system. To evaluate the efficiency of proposed method, The test server and two DBMSs(MS SQL Server 2000 and Oracle 9i) which have 30 metadata was implemented and the response time of it was measured. The response time of it was short, but in order to using this method the additional programming with SAX/DOM was necessary.

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A Study on the Applications of a Geographic Information Systems To A Transportation Planning Model (교통모형에서의 지리정보시스템 활용방안에 관한 연구)

  • Kim, Dae-Ho;Park, Jin-Woo
    • Journal of Korean Society for Geospatial Information Science
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    • v.1 no.2 s.2
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    • pp.167-175
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    • 1993
  • This article contains three objectives. First it is to revise unnecessary procedures of a transportation models and transform results of a model into an image. Second objectives is to develop an operational structures which automatically input all data needed from arc-node topology to link-node topology of transportation network. By solving the network discrepancy, time and money for constructing to transportation can be saved. In addition, the rate of errors that my caused during data input process can be reduced. Conclusively, it is found that the integration package may provide user friendliness and reduce the rate of errors. The package can extract informations such as distance between zones and nodes, lane numbers, and hierarchy from arc-node topology for executing SDI. Another advantage of integration is the ability of spatial analysis. The integrated package may provide adequate arrangements of traffic facilities and checking systems of the shortest path. Finally, the database function of GIS package provides various information about study area for transportation analysis.

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Detection of Unauthorized Facilities Occupying on the National and Public Land Using Spatial Data (공간정보 자료를 이용한 국·공유지 무단점유 시설물 탐색)

  • Lee, Jae Bin;Kim, Seong Yong;Jang, Han Me;Huh, Yong
    • Journal of the Korean Society of Surveying, Geodesy, Photogrammetry and Cartography
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    • v.36 no.2
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    • pp.67-74
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    • 2018
  • This study has proposed a methodology to detect suspicious facilities that occupy national and public land by using the cadastral and digital maps. First, we constructed a spatial database of national & public land based on the cadastral maps by linking its management ledger. Using the PNU (Parcel Number) code as a key field, the data managed by different institutions are integrated into a single spatial information DB (database) and then, the use or nonuse state of each parcel is confirmed on the cadastral map. Next, we explored the suspicious facilities that existed in the unused parcel by utilizing the digital topographical map. Then, the proposed methodology was applied for various regions and tested its feasibility. Through this study, it will be possible to improve the utilization of digital maps and to manage the national and public land efficiently and economically.

Development of an XML Query Interface to Support Integrated Queries for Biological Information Sources (생물 정보원에 대한 통합 질의를 지원하는 그래픽 사용자 인터페이스 개발)

  • Jung, Chai-Young;Cho, Chan-Je;Park, Hong-Won;Park, Eun-Kyung;Kim, Hvun-Ju;Bae, Jong-Min
    • Journal of Korea Multimedia Society
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    • v.10 no.1
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    • pp.102-116
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    • 2007
  • An XML-based mediator system is the one of the methods to virtually integrate distributed heterogeneous information sources. It considers each information source as the virtual XML database and accesses the information source by XML query language. In this paper, we present a design concept and a development result of the graphic user interface that generates XML views for each biological information sources with flexibility and XML queries on the views. In addison to the easy generation of XML views and queries for the integrated schema, the system supports the form of the workflow, in which the part of the query result against biological information sources is used as input data of an another source.

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A Development of an Intelligent CAD Engine to Support Architectural Design Collaboration (건축설계의 협동작업을 지원하는 지능형 CAD 엔진의 개발)

  • 최진원
    • Korean Journal of Computational Design and Engineering
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    • v.2 no.1
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    • pp.53-59
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    • 1997
  • Current CAD systems used in the AEC community have some critical problems. One of them is that they hardly support design collaboration. Thus designers and engineers are hard to transfer design knowledge from one discipline to another. What we need is a common building database which creates and manages building plans/models and relevant design knowledge consistently and effectively. This paper presents a powerful CAD editor, called UNIFORM, which is being developed. Currently UNIFORM includes three main modules: a plan generator, a 3-D model generator, and component databases. A plan generator, called UNIFORM PLANNER, creates a plan which contains semantically-rich information of building. Each component in the plan can be presented in various ways and connected to component databases that contain knowledge of building components such as windows, doors, walls, etc. Based on the plan UNIFORM MODELER, another module of the program, generates a three dimensional building model which could be a multiple-story building. One of the main ideas behind the system is that it generates and maintains a common building form that can be easily delivered to other members of the project team. Thus it is expected to increase system integration, team interactions, and productivity.

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