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강현석,김기철,오성균 全北大學校 基礎科學硏究所 1986 基礎科學 Vol.9 No.1
For implementing to design data management in CAD environment, the design transaction must be managed effectively. In this paper, we compared the most known two techniques about this issue. And also we described a design transaction management which is adapted to our proposed design object management system.[8]
강현석,황용주,김용화 전북대학교 전자산업개발연구소 1990 전자산업연구 Vol.1 No.-
Most expert systems infer typically by using knowledges i.e.. rules and facts. If we grouped knowledges of the expert system effectively, it is very easy to maintain them. And we also can infer new knowledges from them efficiently because the inference is done only on a set of the finite grouped knowledges. In this paper, we propose a method in which some common attributed knowledges or some related knowledges are grouping efficiently. To show in we describe and algorithm which groups the rules of the expert system. and also we present a method which infers new knowledges by using the grouped knowledges.
공학 설계 데이타의 관리를 위한 함수적 클러스터링 방법에 대한 연구
안사명,강현식 東國大學校 1989 論文集 Vol.28 No.-
Engineering design data have many characteristics distingushed from business data. First of all, they are usually complex objects, The design object is composed of lower level subobjects, which are also complex objects. In this paper, a functional clustering method is suggested for managing these complex design objects. This method is very efficient for managing the engineering design data. The concept of this method is described in detail. This method is made from the funcdion level clustering method, which was suggested by Cheiney and applied on the relational database system. We extend and apply it on the complex object management environment. Lastly, we show the diffectiveness of the functional clustering method by comparing it to the conventional method.
장원호,박인호,류시국,강현석 慶尙大學校 1996 論文集 Vol.35 No.2
Recently, student-oriented education paradigms are appeared. At this point, we expect that the future's education will be changed by the distance eduation system based on multimedia materials. This study decribes an integerated real-time multimedia distance eduation system that uses ATM technology, object-relational detabase management system, and multimedia authoring tools to use interactive multimedia materials among remote sites in real-time.
( Hyun Syug Kang ) 한국정보처리학회 2015 Journal of information processing systems Vol.11 No.1
Continuous multi-interval prediction (CMIP) is used to continuously predict the trend of a data stream based on various intervals simultaneously. The continuous integrated hierarchical temporal memory (CIHTM) network performs well in CMIP. However, it is not suitable for CMIP in real-time mode, especially when the number of prediction intervals is increased. In this paper, we propose a real-time integrated hierarchical temporal memory (RIHTM) network by introducing a new type of node, which is called a Zeta1FirstSpecializedQueueNode (ZFSQNode), for the real-time continuous multi-interval prediction (RCMIP) of data streams. The ZFSQNode is constructed by using a specialized circular queue (sQUEUE) together with the modules of original hierarchical temporal memory (HTM) nodes. By using a simple structure and the easy operation characteristics of the sQUEUE, entire prediction operations are integrated in the ZFSQNode. In particular, we employed only one ZFSQNode in each level of the RIHTM network during the prediction stage to generate different intervals of prediction results. The RIHTM network efficiently reduces the response time. Our performance evaluation showed that the RIHTM was satisfied to continuously predict the trend of data streams with multi-intervals in the real-time mode.
Kang, Hyun-Syug Korea Information Processing Society 2015 Journal of information processing systems Vol.11 No.1
Continuous multi-interval prediction (CMIP) is used to continuously predict the trend of a data stream based on various intervals simultaneously. The continuous integrated hierarchical temporal memory (CIHTM) network performs well in CMIP. However, it is not suitable for CMIP in real-time mode, especially when the number of prediction intervals is increased. In this paper, we propose a real-time integrated hierarchical temporal memory (RIHTM) network by introducing a new type of node, which is called a Zeta1FirstSpecializedQueueNode (ZFSQNode), for the real-time continuous multi-interval prediction (RCMIP) of data streams. The ZFSQNode is constructed by using a specialized circular queue (sQUEUE) together with the modules of original hierarchical temporal memory (HTM) nodes. By using a simple structure and the easy operation characteristics of the sQUEUE, entire prediction operations are integrated in the ZFSQNode. In particular, we employed only one ZFSQNode in each level of the RIHTM network during the prediction stage to generate different intervals of prediction results. The RIHTM network efficiently reduces the response time. Our performance evaluation showed that the RIHTM was satisfied to continuously predict the trend of data streams with multi-intervals in the real-time mode.
공학 설계 자료의 관리를 위한 객체지향 자료 관리 시스템의 저장 구조에 대한 연구
강현석(Hyun Syug Kang),우치수(Chi Su Wu) 한국정보과학회 1989 정보과학회논문지 Vol.16 No.2
본 논문은 배열 오브젝트 중심 디자인 데이타 관리 시스템 AODMS의 저장 구조인 배열 오브젝트 저장 구조 AOSS에 대한 내용이다. AODMS는 확장된 배열 이론 데이타 모델 EATDM을 기반으로 하여 공학 디자인 오브젝트의 효율적인 관리를 위해 개발되고 있는 오브젝트 중심 데이타 관리 시스템이다. 이의 구현을 위한 저장 구조 AOSS의 주요 특징은, 1) 3가지 기본 화일을 이용하여 배열 오브젝트를 저장/관리하며, 2) 복합 배열 오브젝트를 효과적으로 저장/관리하기 위하여 내부 클러스터링과 외부 클러스터링을 수행하고, 3) 인덱스를 효율적으로 관리하기 위해 B±트리 구조를 이용했다는 것이다. 우리는 이 저장 구조의 효용성을 기존 방법들과의 성능 비교를 통해서 보였다. This paper represents an Array Object Storage Structure(AOSS) which is a storage structure for the Array Object-Oriented Design Data Management System(AODMS). AODMS is an Object-Oriented Data Management System based on the Extended Array Theoretical Data Model(EATDM) for managing engineering design data The main characteristics of the AOSS are as follows 1) store and manage array objects using 3 basic files, 2) use both an internal clustering method and an external clustering method for storing and managing complex array objects effective1y, and 3) use the B±tree structure for managing indices efficiently. We show the effectiveness of this storage structure by comparing it with the conventional methods.
강현석(Hyun-Syug Kang),최동운(Dong-Oun Choi) 한국정보과학회 1992 한국정보과학회 학술발표논문집 Vol.19 No.2
소프트웨어 개발 방법론을 효과적으로 지원하기 위해서는 소프트웨어 개발 과정에 나타내는 각종 설계 버젼들을 상호 관련지위 효율적으로 관리하여야 한다. 본 논문은 객체-중심 개발 방법론인 객체 모델링 기법(OMT)의 설계 환경에서 발생하는 설계 객체 버젼들을 일관성있게 관리하는 버젼 제어 방법을 제안한다.