• 제목/요약/키워드: concept hierarchy

검색결과 289건 처리시간 0.027초

병원선택에 미치는 요인과 사용자 집단 간의 인식차이 - 대학부속병원 입원환자, 보호자, 간호사에 대한 분석적 계층화 의사결정 평가를 중심으로 (Factors that Affect Decisions for Selecting Hospitals and Different Awareness - Focusing on Inpatient, Care-giver, Nurse in University Hospital using AHP)

  • 김석태;오찬옥
    • 의료ㆍ복지 건축 : 한국의료복지건축학회 논문집
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    • 제18권4호
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    • pp.39-51
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    • 2012
  • Purpose: Hospitals for patients and their guardians can, from the concept of healing, be removed from just gaining profits, but suggest a future-oriented direction for the hospital. Accordingly, there have been studies related to the selection of hospitals, but most were related to preference and satisfaction, and only recently did research from the concept of tradeoffs of factors for selection began to grow rapidly. Methods: From this context, this study evaluates the level of importance for factors of selecting hospitals using the analytical hierarchy process, and identifies the correlation with users, gender, age group, and outpatient features in order to identify the difference of awareness among different groups for selecting hospitals. In the factors for selection 26 factors in six categories were set through studies of preceding research, and after surveying 144 people, the following results were attained. Results: 1) The overall analysis results were found in the order of medical level, medical service, and fame, and low for facilities, which is similar to the cases of preceding studies. 2) For user analysis, it was similar between patients and guardians, but there was a slight difference in awareness among nurses, who are also medical service providers. Nurses showed relatively high level of importance in direct factors such as medical technologies and medical services, while guardians of patients showed higher importance in indirect factors such as facility environments and convenience. 3) Women showed higher assessments of importance levels in environmental factors, while men in physical factors. 4) The older the age group, the lower level importance there was on medical level, while the importance on fame reduced the further the commute to the hospital was.

국내 주요 도시의 비오톱유형 분류체계 비교 (Comparisons of Classification System of Biotope Type in Major Korean Cities)

  • 최진우
    • 한국환경생태학회지
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    • 제24권1호
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    • pp.78-86
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    • 2010
  • 국내 주요 도시에서 수행된 비오톱유형 분류는 생물서식처 관점보다는 토지이용 개념에 한정되어 분류되었고, 생태적 가치에 따라 상세하게 분류되지 못하였다. 비오톱유형은 지역적 특성을 고려하여 생물서식처 관점에 따라 분류되어야 한다. 본 논문은 비오톱유형 분류에 사용되는 분류위계, 분류항목, 분류요인, 분류지표, 분류기준, 분류key 등 분류인자의 개념적 틀을 명확하게 설정하고 사례도시의 비오톱유형 분류결과에 적용하여 문제점을 고찰하고 비오톱유형 분류체계 개선방향을 제안하였다. 비오톱유형 분류체계는 위계별로 분류의 기본 수준과 기준을 마련하여 일관된 분류 특성을 가져야 한다. 분류지표는 생물적 요인, 무생물적 요인, 인간행태적 요인을 고려하여 적용되어야 한다. 비오톱유형은 일반인들과 계획가들이 이해하기 쉽도록 분류지표와 분류key의 표준화와 더불어 지역 비오톱 특성을 반영할 수 있도록 분류key와 분류기준의 특성화를 반영하는 것이 필요하다.

온톨로지 스키마 추론을 위한 향상된 개념 검색방법 (An Enhanced Concept Search Method for Ontology Schematic Reasoning)

  • 권순현;박영택
    • 한국정보과학회논문지:소프트웨어및응용
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    • 제36권11호
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    • pp.928-935
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    • 2009
  • 온톨로지 스키마 추론은 개념의 정합성을 테스트하고 계층구조를 자동으로 생성해 준다. 이를 위해 개념의 검색과정은 반드시 수행하여야 한다. 온톨로지 스키마 추론은 온톨로지에 정의된 모든 개념들간의 포함관계를 테스트함으로써 수행된다. 이러한 포함관계 테스트 결과는 개념의 완전 그래프 생성여부에 따라 결정되며 이는 추론의 전체적인 성능에 결정적인 영향을 준다. 일반적으로 완전 그래프 생성 과정은 복잡도가 높은 과정으로 알려져 있으며 이는 낮은 추론성능을 유발시키는 원인이 되고 있다. 본 논문에서는 개념들간의 포함관계 테스트시 개념의 향상된 검색방법을 통해 불필요한 포함관계 테스트를 생략함으로써 온톨로지 스키마 추론의 성능을 향상시키는 방법을 제시하고자 한다. 이 향상된 검색방법은 개념의 포함관계 테스트 결과를 정의상 연관된 다른 개념에 전파함으로써 이루어진다.

사회적 변화에 따른 사무실 실내 환경의 변화에 관한 연구 (A Study en the Change of the Office Interior Environment According to the Social Change)

  • 이종란
    • 한국실내디자인학회논문집
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    • 제28호
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    • pp.77-83
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    • 2001
  • This study is to suggest the desirable office environment In the Information society, after taking a look at how social changes have affected our office environments. the industrial society was to produce or to process natural resources. It was vertically organized and the hierarchy among its members was very much emphasized. However, in the information society, information itself became a very important resource as well as a product. The information society is like a horizontally organized network, where the individual capacity and the efficiency of teamwork are more emphasized than the hierarchy among its members. The office environment in the industrial society was for the massive processing of documents related to business under the guidance and vigil of a supervisor. however, accuracy and swiftness in processing documents were also emphasized when the concept of office landscaping and office automation were introduced in the middle of the 20th Century. The information society, that started in the late 20th Century, will be continuously developed in the 21st Century. In order to improve work efficiency in the information society, the office environment should be able to effectively use information and communication technologies and to efficiently manage networked organizations. This study suggests that the office environment in the information society should have connectivity, security, flexibility, mobility, and adaptability as its essential characteristics.

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시스템공학 개념을 적용한 폐기물 가스화 시스템 분석 프레임워크 개발 (Waste Gasification System Analysis Framework Development Based on Systems Engineering Concept)

  • 임용택;구재회;김나랑;이재천
    • 한국신재생에너지학회:학술대회논문집
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    • 한국신재생에너지학회 2010년도 춘계학술대회 초록집
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    • pp.208.2-208.2
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    • 2010
  • 폐기물 가스화는 생산된 합성가스를 이용하여 발전 등 직접적인 에너지원으로 이용할 수 있으며, 고부가가치 화합물의 원료 공급원으로도 이용할 수 있다. 폐기물 가스화를 이용한 고부가가치 화합물 제조의 경우 기존 화합물 제조공정에 폐기물 가스화 공정이 연계되어, 하나의 복합시스템으로 운영이 된다. 따라서 기존 공정과 최적으로 연계될 수 있는 폐기물 가스화 시스템의 개발 또는 선정이 필요하며, 이를 위하여 폐기물 가스화 시스템에 대한 분석 평가가 적절하게 이루어져야 한다. 본 연구에서는 시스템공학 개념을 적용하여 폐기물 가스화 시스템의 체계적인 분석 평가를 위한 프레임워크를 개발하였다. 시스템공학은 요건분석, 기능분석, 합성(통합), 분석/관리 프로세스를 통하여 시스템을 성공적으로 구현하기 위한 다학제적인 접근방법이다. 이러한 시스템공학의 개념 및 기본 프로세스를 적용 조정하여 폐기물 가스화 분석 평가 프레임워크를 개발하였으며, 개발된 프레임워크는 계층구조로 표현이 된다. 계층구조는 분석관점, 분석항목, 분석지표로 구성이 되며 분석된 데이터에 대한 평가는 AHP를 통하여 계산된 가중치를 적용하여 이루어진다.

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공리설계를 이용한 반잠수식 모바일하버의 개념설계 (The Conceptual Design of Semi-submersible Type Mobile Harbor Using Axiomatic Design Principles)

  • 이주희;윤성진;정현;이필승
    • 한국CDE학회논문집
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    • 제15권3호
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    • pp.189-203
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    • 2010
  • The axiomatic design principles are applied to the conceptual design of semi-submersible type mobile harbor (B1). The process of how the design of mobile harbor is elaborated, evaluated and improved from the very beginning is presented in this paper. The concept of mobile harbor is a functional harbor, which can move to a container ship anchoring out of ports in the deep water to load/unload containers on sea and transfer them to their destination ports. This floating system will innovate the maritime transport and distribution since it will greatly enhance the accessibility of super-sized container ships to existing harbors and harbors without enough infrastructures. Designing a mobile system which can perform the functions of traditional harbors on the floating system requires innovative ideas as well as rigorous validations of each sub systems. In order to enhance the chance of design success, we try to satisfy the design axioms in early stage of conceptual design. We use the zigzagging process for defining Functional Requirements (FR)-Design Parameters (DP) hierarchy due to the complexity of the system. In other words, we decomposed the complexity of the design by FR-DP hierarchy and reduced coupled design logically and systematically. This paper shows applicability of the axiomatic design principles to the field of ocean systems engineering.

SPICE 참조모델 요구사항을 지원하는 데이터 모델링 기법에 관한 연구 (A Study on Data Modeling Techniques for Control Requirements of SPICE Reference Model)

  • 정규장
    • 한국컴퓨터정보학회논문지
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    • 제9권3호
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    • pp.1-6
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    • 2004
  • 객체 모델링 기법의 그래픽 표현을 이용하여 자료의 추상화, 캡슐화, 모듈화, 계층화 할 수 있는 새로운 그래픽 정보시스템 개발 기술이 절실히 필요하다. 그래픽 자료의 추상화 방법을 개선하기 위하여 복합객체 기술로 자료의 추상화와 계층화 개념을 기반으로 모델링하였으며, 메쉬, 레이어, 세그먼트, 인스턴스 등과 같은 여러 가지 도형요소의 클래스들을 지원하는 분류화와 다중상속 관계모델을 제안한다. 객체 모델링 기법과 스파이스 참조 모델을 이용하여 간단한 그래픽 정보시스템 개발사례를 통하여 소프트웨어 개발주기와 소프트웨어 유지보수 비용을 줄일 수 있는 요구사항을 지원하는 객체 표현 방법의 데이터 모델링 기법을 비교하고 평가한다.

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배전운영시스템용 응용 프로그램을 위한 공통 데이터베이스 구축 (Development of Common Database for the Application Programs of Distribution Management System)

  • 윤상윤;추철민;권성철;이학주
    • 전기학회논문지
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    • 제62권9호
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    • pp.1199-1208
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    • 2013
  • In recent years, the development of application programs for distribution system analysis and control has been essential part for distribution management system (DMS). In this paper, we propose the common database for application programs of distribution management system. The proposed database model has several characteristics as followings. First, the proposed database model is designed for the common use of almost the whole distribution application software. The static equipment model and dynamic type tables are mixed and the parallel table structure is applied. Second, the linked list structure of database are used for the fast processing of applications. The database model includes the hierarchy and non-hierarchy distribution system structure. Third, the reduction method of distribution database is applied. For this, we present the network reduction rules. The basic concept of reduction rules are the electrical unification of successive line section which has not lateral branches and the removal of simple lateral branches which has no devices and other laterals. Proposed database model is tested for the Jeju system of Korea Electric Power Corporation (KEPCO). Through the test, we verified that the proposed database structure can be effectively used to accomplish the distribution system operation.

도시재생사업 계획지표에 관한 지역주민의 가치평가 연구 - 목포시 지역 주민을 대상으로 - (A Study on Local Residents' Evaluation of the Planned Indicator Value for Urban Regeneration - Targeting Local Residents in Mokpo -)

  • 신은주;유창균;조성진
    • 한국주거학회논문집
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    • 제26권6호
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    • pp.71-81
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    • 2015
  • In terms of urban regeneration of the present that focuses on a city's original history, culture and environment, it is now being understood as a concept of how a city by itself gets vitalized through local participation and communities. That is what indicates how a main agent of urban regeneration is changing to relevant local residents from public organizations and due to that reason, establishment of a differentiated urban regeneration policy that would reflect opinions of the locals is demanded. In the light of that, this study aimed to offer an urban regeneration project planning indicators targeting an old downtown area of Mokpo city which has been selected as an urban regeneration district. An AHP (Analytic Hierarchy Process) survey on the locals had revealed priorities of the indicators which helped the study to present indicators to be practically used for the urban regeneration project on the old downtown area in Mokpo.

Assessing Critical Factors of Brand Equity for Container Liner Shipping Companies using Analytic Hierarchy Process

  • Jang, Hyun Mi;Kim, Sang Youl;Park, Ho
    • 한국항해항만학회지
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    • 제38권2호
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    • pp.177-184
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    • 2014
  • Recently, brand equity is paid much attention in various industries. However, container liner shipping companies are still unfamiliar with this concept, and also the brand equity model has not been tested yet in shipping context. This study, therefore, aims to measure the relative importance of brand equity factors of container liner shipping companies by employing AHP (Analytic Hierarchy Process). This study concludes that perceived quality, in particular cost-related service quality, is the most influential factor of brand equity, while weak support is found for brand association. In addition to this, group comparisons were conducted between shipping companies, freight forwarders and academics. The results will be useful as they firstly define brand equity and its role in shipping context, highlighting the significance of brand management to container liner shipping firms. This evaluation is not an end in itself, but will eventually be utilised as a tool to build competitive advantage which cannot be easily imitated by competitors.