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인타샤(Intarsia) 스웨터 직조를 위한 실 연결 방법의 유전자 알고리즘 해법 연구
허상무(Sang Moo Huh),김우제(Woo Je Kim) 한국경영과학회 2015 經營 科學 Vol.32 No.1
The purpose of this paper is to find an optimal weaving connection method of sweater threads while weaving intarsia sweater by the genetic algorithm. The objective function was devised to minimize labor cost and lessen the amount of thread usage. In order to create the parental population group in the genetic algorithm, we developed five thread connection methods. Besides, elite chromosome screening methods for the offspring group was selected both to the whole chromosome thread elite and to a color-coded elite thread chromosome. Commonly used diamond pattern in Intarsia sweater manufacturing was applied to the experiments. The experimental results showed that thread system saved the labor and material costs than woven method under the existing software. When weaving Intarsia sweater in the field, we can apply the developed genetic algorithm to improve productivity of weaving connection method.
사회연결망 분석과 자료포락분석 기법을 이용한 소프트웨어 함수 우선순위 분석 연구
허상무(Sang Moo Huh),김우제(Woo Je Kim) 한국IT서비스학회 2018 한국IT서비스학회지 Vol.17 No.3
To remove software defects and improve performance of software, many developers perform code inspections and use static analysis tools. A code inspection is an activity that is performed manually to detect software defects in the developed source. However, there is no clear criterion which source codes are inspected. A static analysis tool can automatically detect software defects by analyzing the source codes without running the source codes. However, it has disadvantage that analyzes only the codes in the functions without analyzing the relations among source functions. The functions in the source codes are interconnected and formed a social network. Functions that occupy critical locations in a network can be important enough to affect the overall quality. Whereas, a static analysis tool merely suggests which functions were called several times. In this study, the core functions will be elicited by using social network analysis and DEA (Data Envelopment Analysis) for CUBRID open database sources. In addition, we will suggest clear criteria for selecting the target sources for code inspection and will suggest ways to find core functions to minimize defects and improve performance
<강남스타일>과 <젠틀맨>을 성공하게 한 장면에 대한 주관적 수용인식 유형 연구
허상무(Sang Moo Huh),이옥기(Ok Ki Lee),김우제(Woo Je Kim) 한국언론정보학회 2015 한국언론정보학보 Vol.73 No.5
본 연구는 싸이의 <강남스타일>과 <젠틀맨>의 성공적 요인에 대하여 선행연구인 음악적인 관점, 정보통신 관점, 안무적인 관점 등과는 다른 관점으로 뮤직비디오에서 인기를 상승시킨 장면들은 어떤 유형이 있는가를 분석하였다. 이를 위해 Q 방법론을 적용하여 분석한 결과, <강남스타일>에서의 장면들에 대한 수용자 유형은 즐거움을 추구하는 유락유형, 전진 발전 유형, 피로해소 유형, 다양한 성인문화 유형으로 분류되었고, <젠틀맨>은 공동체적 군무 유형, 시건방진 춤 유형, 유쾌한 포장마차 유형, 괴롭힘 유형으로 장면들이 수용자들에게 인식되었다. <강남스타일>과 <젠틀맨>에서 발견된 공통적인 장면 유형은 안무유형과 한국에서 볼 수 있는 문화 유형이 발견되었다. 특히 <강남스타일>에서 발견된 장면 유형은 한국적인 문화유형이 많이 내포되어 있는 것으로 파악되었고, <젠틀맨>은 포장마차 유형만이 한국적인 문화유형으로 파악되었다. We found that world wide popularity was attracted by Korea culture aspects of Psy"s 〈Gangnam Style〉. The main factors that caused the syndrome, we noticed that the image of Korea. Expressly, we compared the Korea cultural scene that appeared in 〈Gangnam Style〉 and 〈Gentleman〉. So, we analyzed successful Korea cultural factors of 〈Gangnam Style〉. For the analysis, we applied the Q methodology. As a result, in 〈Gentleman〉, we found ‘Recreation Type’, ‘Advanced Development Type’, ‘Relieve fatigue type’ and ‘Adult Type’. Most of these factors have been recognized in Korea cultural factors. we found ‘Communal Dancing Type’, ‘Cheeky Dance Type’, ‘Pleasant Packing Carriage Type’, and ‘afflicting type’. However, the Korean factor of 〈Gentleman〉 were identified only ‘Packing Carriage Culture’.
ANP 모형을 이용한 ITIL v3 핵심 프로세스 도출 연구
허상무(Sang Moo Huh),김우제(Woo Je Kim) 한국IT서비스학회 2017 한국IT서비스학회지 Vol.16 No.3
IT services are provided by many public institutions and companies in order to satisfy various needs of customers. As the modern IT systems become larger and more complex, it becomes more difficult for IT organizations to provide IT services. So, the IT organizations have applied or are planning to apply ITIL (Information Technology Infrastructure Library) in order to provide IT services systematically. The ITIL v3 was revised on July 2011 and have 5 categories, 37 processes, and 113 sub-processes. Therefore, it is known that it is very difficult to satisfy all processes of ITIL v3. If we can concentrate on the core processes of ITIL v3, we will be able to provide IT services more efficiently. The processes of ITIL v3 are defined as some processes influences other processes. Therefore, the core processes can be established using related techniques. We searched for previous research and related information, but we could not find any related research. In this study, we had applied the ANP (Analytic Network Process) techniques to find the core processes of ITIL v3. We expect that IT services will be provided more efficiently because we can be concentrate on the core processes of ITIL v3, which are the results of this study.