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김두연(Kim Doo Yeon),류성열(Rhew Sung Yul),이철희(Lee Chul Hee) 한국정보과학회 1987 한국정보과학회 학술발표논문집 Vol.14 No.2
그동안 우리는 소프트웨어 생산성 향상을 위하여 부단히 노력을 기울여 왔으나 현재 급격히 증가하는 소프트웨어의 수요와 격차를 줄이기에는 거의 불가능한 실정이다. 따라서 최근 극적인 생산성 향상을 기대하고 있는 소프트웨어 재사용 가능성에 대한 우리 환경에서의 프로그램 모듈의 재사용 가능성을 연구하여 실제로 이를 응용할 수 있는가에 대한 타당성 조사를 위해 원시 코드를 분석하였고, 그 충분한 가능성을 제시 하였다.
벤치마크 테스트를 통한 공개소프트웨어 검증 절차에 관한 연구
김두연(Doo Yeon Kim),류성열(Sung-Yul Rhew) 한국IT서비스학회 2006 한국IT서비스학회지 Vol.5 No.3
Public institutions are considering adoption of open-source software in the process of information projects. However, there doesn"t exist reliable information about an adoption process for open-source software. Performance and stability problems of this software also persist, as a result, current open-source software is not widely used. As a software market and industry grows, Benchmark test has been performed more often than before in order to help customers understand and select the most appropriate product among myriad similar ones. It is certain that more objective and trustful data evidence should be obtained by way of utilizing the procedures and methods of Benchmark Test in decision making process for selecting an open-source software.<BR> For this research, Benchmark test was applied as a way of demonstrating performance verification of an open-source software in the public institutions. It is certain that more objective and trustful data evidence should be obtained by way of utilizing the procedures and methods of Benchmark Test in decision making process for selecting an open-source software. It also introduces a case study of a information system, which selected and implemented open-source software, in order to confirm the validity of this research. This research will serve as a guideline to adopt open-source software in governments as well as public institutions.
오픈소스 컴포넌트 활용에 있어서의 소프트웨어 개발방법론 적용에 관한 탐색적 연구 - 마르미-Ⅲ 방법론을 이용한 웹리포팅툴 개발 사례를 중심으로
김종배(Jong-Bae Kim),김두연(Doo-Yeon Kim),류성열(Sung-Yul Rhew) 한국IT서비스학회 2006 한국IT서비스학회지 Vol.5 No.1
The companies are trying to apply to software development approach by utilizing open-source components. The open-source components are new alternatives to solve limits of the previous software developments such as quality of software, time and cost of development. Accordingly, various analysis of open-source components were performed. However, the researches about the detailed procedures and methods to utilize open-source components in practical industry are immature. In this paper, we propose the procedures and cases for identifying, validating, selecting of suitable open-source components and for applying to change and modification. Proposed procedures and cases will be a great contribution to spread of utilizing the open-source.
이후재(Lee, Hoo-Jae),김두연(Kim, Doo-Yeon),최일우(Choi, Il-Woo) 한국산학기술학회 2012 한국산학기술학회논문지 Vol.13 No.4
기존의 OSS의 활용은 운영체제나 DBMS와 같은 시스템 애플리케이션의 사용이 주를 이루었다. 그러나 현재 많은 기업에서 시스템 소프트웨어가 아닌 응용 애플리케이션 중심으로 OSS를 활용하려고 한다. 그러나 OSS를 활용 한 응용 애플리케이션 개발을 위해서는 기반이 되는 OSS의 선정이 무엇보다 중요하다. 기존의 OSS 평가 연구의 범 위는 전체 OSS 품질을 포함하고 있다. 그러므로 OSS 선정에 대한 평가 연구는 미흡하다. 또한 평가의 결과는 정량 적인 측정보다 정성적인 측정에 기반하고 있다. 본 연구에서는 기존의 OSS 평가지표들 중 선정을 위한 지표들만을 도출하고 이를 기반으로 프로젝트 특징에 따라 정량적인 평가가 가능한 평가지표를 제안한다. 제안하는 평가지표는 OSS 커뮤니티 내의 정보만을 가지고 평가할 수 있는 초기평가지표와 정량적인 측정이 가능한 상세평가지표로 구분하여 제안한다. 이를 통해 OSS 선정 시 정량적인 점수와 지표를 통해 객관적인 근거를 제공한다. Utilization of the former OSS was mainly focused on the usage of system applications such as operating system and DBMS. However, nowadays many companies are trying to make use of OSS based on the application rather than the system software. However, selection of base OSS is the most important to develop of application for utilizing OSS. The scope of existing OSS evaluation studies is covered the entire OSS quality. Thus existing studies of evaluation of OSS selection is insufficient. Also, the result of assessment is based on qualitative measurement rather than quantitative ones. In this paper, we derives only the indicators for selection among the existing OSS assessment indicators and suggests the assessment indicator that is capable of quantitative assessment in accordance with the characteristics of the project. The proposed assessment indicator is divided into an initial assessment indicator that can be assessed with only the information within the OSS community, and the detailed assessment indicator through metrics to make quantitative measurements possible. In this way, an objective basis can be provided through quantitative scores & indicators when selecting OSS.
유방현(Bang Hyun Liu),김홍범(Hong Bum Kim),김두연(Doo Yeon Kim),제영성(Young Sung Jae),양웅석(Oong Seok Yang),허윤(Yoon Huh) 대한소화기학회 1981 대한소화기학회지 Vol.13 No.2
This report present a case of double pylorus associated with Gout and peptic ulcer, which is very rare in the world. This patient was 60-years oId male who visited local clinic with the chief complaints of intermittent ankle swelling and pain for 8 years, epigastric pain and indigestion for 1 month. The patient was transferred to Busan National University Hospital because of suspected Gout with peptic ulcer. UGI Barium study(April 2, 1981) showed the stomach was orthotonic in type and ulcer crater at the pyloric antrum of stomach. Duodenum was normal. Control endoscopy revealed another plyoric ring which looks like accessory and congenital anomaly, and there showed scar-stage ulcer with mucosal fold convergency in prepylorus.