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이 기종 센서 연동을 지원하는 그리드 기반의 u-Environment 모니터링 시스템 설계 및 구현
추현민(Hyunmin Chu),김의창(Yeichang Kim) 한국인터넷전자상거래학회 2011 인터넷전자상거래연구 Vol.11 No.2
U-Environment Monitoring System using USN effectuates real-time remote monitoring by way of pollution measuring instruments and sensors in anytime, anywhere. It allows preventing the spread of contamination by early examination of various environmental conditions. But it's difficult to handle vast amounts of data obtained from numerous sensors in a single computer system; it demands more storage resources. By default, in a single sensor pH, DO, temperature, etc. When measuring, sensing the amount of data that occurred on average per minute is approximately 1,000 bytes. In other words, in real time to process large amounts of data, problems arise. Thus, studies on greed computing are necessary in order to connect resources such as geographically dispersed computers, networks, servers and to use them as a single resource. Data grid is a technology that permits efficient sharing of data concentrated in one place and accessing large amounts of data and DB in real time across multiple locations. This paper develops middleware based on grid data and applies it to u-Environment Monitoring System. The middleware proposed in this paper enables abstraction of heterogeneous sensors and improvement of processing speed by distributing vast amounts of data. In case of the network overhead or server failure, it maintains continuity of operations by distributing the data to another server associated with a grid network.
황희두,추현민,김종훈 동아대학교 정보기술연구소 2006 情報技術硏究所論文誌 Vol.14 No.1
In the information society, security policy must be prepared in order to manage organization's information safely and by the security policy, security system must be developed and security management must be done. In order to do that, Understanding is required about International Organization for Standardization's Information Security Management System(ISO/BS17799:2002) and the organization that wants to certificate by using that understanding or the cooperation's security environment must magnify Security System's Correctness and Effectiveness. In this paper, We will analysis Information Security Management System's concept and then show you analysis about standard item of the cooperation that wants to certificate or the organization certification.
MPEG-V 표준 기반의 실감효과 메타데이터 재현검증 플랫폼
하금숙(Keum-Sook Ha),추현민(Hyun-Min Choo),윤한오(Han-O Yun) 대한전자공학회 2016 대한전자공학회 학술대회 Vol.2016 No.6
In this paper, we introduce a sensory effect metadata (SEM) reappearance verification platform based on MPEG-V international standard. This system can verify the XML format of the SEM based on MPEG-V and the reappearance synchronization between the target content and the SEM. We describe the basic concept and simulation test of this platform, and grope for MPEG-V based future works.