• Title/Summary/Keyword: Value Hierarchy

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Evaluations of Industrial Accident Prevention Program of Korea by using Analytic Hierarchy Process(AHP) method (AHP기법을 적용한 산업재해예방사업 심층평가 항목의 가중치 설정)

  • Lee, June-Hee;Jung, Pilkyun;Rhie, Jeongbae;Roh, Jaehoon;Won, Jong-Uk
    • Journal of the Korea Safety Management & Science
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    • v.15 no.4
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    • pp.55-61
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    • 2013
  • We undertook the quantitative evaluations of Industrial Accident Prevention Program (IAPP). The six parameters, such as relevance, efficiency, consistency, sustainability, effectiveness, coherence, were chosen by expert plenary sessions. Two stage of Analytic Hierarchy Process were used to determine the weighted value of assessment criteria. This expert plenary suggests that the six parameters and its weight values are useful for quantitative evaluations of IAPP. Additional researches regarding the real world application of this assessment tool should be initiated.

A Study on the Priority of Residential Choice Element by Middle-size City Residents (중도시 거주자의 주거선택요소 중요도)

  • Cho Hyun-Ju;Park Kyoung-ok
    • Journal of the Korean housing association
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    • v.16 no.6
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    • pp.55-63
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    • 2005
  • The purpose of study is to suggest the data on what residential choice elements have to be considered to be important when the apartments are planed in middle size cities. This study analyzed the environmental characteristics of Cheong-Ju city and compared the priority of residential choice elements by using AHP(Analytic Hierarchy Process). The results of analysis are as follows. 1) The rate of housing supply in Cheong-Ju city is low at $80.2\%$ and concentrated on small sized apartments. Furthermore, the educational and traffic facilities are very insufficient. 2) While residential choice in Cheong-Ju is heavily characterized by educational surroundings, it is less affected by economic aspects such as housing prices and the value of investments and accessibility to public transportations, distance to working places. 3) It is affected by residents' general characteristics like as sex, age, life cycle, education level, properties, home ownership, number of room and type of house they want. In conclusion, the middle size cities like Cheong-Ju need the large scale residential plans connected with educational considerations, focused on improvement in quality and outdoor space. In addition, it is recommended to make plans to satisfy the diverse needs of consumers.

A Study on the Site Selection for Wind Power Using GIS (GIS를 이용한 풍력발전단지 최적입지 선정방법에 관한 연구)

  • Jeon, Sang-Hee;An, Seung-Man;Choi, Young-Jean;Sung, Hyo-Hyun
    • New & Renewable Energy
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    • v.7 no.3
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    • pp.83-91
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    • 2011
  • The purpose of this study is to select appropriate location factors for wind power plant, provide detailed classification criteria, and find out appropriate sites for installing wind power plant in Gangwondo. In this study, the following 11 factors were extracted for site selection of wind power plant : wind resource, topography (valley angle, distance to the ridge), forest density, land use, preservation area, national park, Baekdu-Daegan, noise, shade, Transmission Line, and approaching roads. Each factor had relatively different level of importance so that AHP (Analytic Hierarchy Process) technique was used to calculated the weighted value per factor. For overlay analysis, classification criteria were prepared for each factor and each factor was classified into 3 grades : very appropriate, intermediate, poor. According to overlay analysis, the areas which received the highest grade (grade 5) was only in 0.16% of the total area of Gangwondo and had a tendency to exist along the mountain ridge over 600-meter elevation. Through analyzing the yearly average of wind power density, it was proved that the wind power density of areas with grade 4 or 5 had abundant wind resource over $400W/m^2$.

Selection of Cluster Hierarchy Depth and Initial Centroids in Hierarchical Clustering using K-Means Algorithm (K-Means 알고리즘을 이용한 계층적 클러스터링에서 클러스터 계층 깊이와 초기값 선정)

  • Lee, Shin-Won;An, Dong-Un;Chong, Sung-Jong
    • Journal of the Korean Society for information Management
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    • v.21 no.4 s.54
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    • pp.173-185
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    • 2004
  • Fast and high-quality document clustering algorithms play an important role in providing data exploration by organizing large amounts of information into a small number of meaningful clusters. Many papers have shown that the hierarchical clustering method takes good-performance, but is limited because of its quadratic time complexity. In contrast, with a large number of variables, K-means has a time complexity that is linear in the number of documents, but is thought to produce inferior clusters. In this paper, Condor system using K-Means algorithm Compares with regular method that the initial centroids have been established in advance, our method performance has been improved a lot.

Development of Agenda Priority for Nursing Service Research and Development (간호서비스 연구개발 분야에서의 우선순위과제 도출)

  • Oh, Eui Geum;Jang, Yeon Su;Gong, Sae Lom;Lee, Yoon Ju
    • Journal of Korean Academy of Nursing Administration
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    • v.21 no.1
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    • pp.99-110
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    • 2015
  • Purpose: The purpose of this study was to suggest agenda priorities for nursing service R&D (Research and Development) related policies development. Methods: Two steps in developing the agendas and priorities were performed in this descriptive study. First, nursing service R&D agendas were extracted through needs assessment of nursing researchers and practitioners. Then, the priority of agendas was set by Analytic Hierarchy Process by ten experts who were representatives of nursing and other healthcare professionals. Results: Six core areas and forty-six nursing service R&D agendas were developed. The priority of agendas was different according to the evaluation criteria depending on weight value of nursing services. Conclusion: In order to select and promote nursing service R&D projects within national healthcare policy, nursing service R&D policy should be proposed with consideration to the importance of the criteria in reflecting characteristics of nursing care. By strengthening R&D capabilities for quality improvement and sensitive awareness of national directions for healthcare R&D policies, nursing service R&D can be appropriately promoted.

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

  • Shin, EunJu;Yoo, ChangGeun;Cho, SeongJin
    • Journal of the Korean housing association
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    • v.26 no.6
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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.

Risk Level Analysis of Architectural Work using AHP (AHP를 이용한 건축건설공사 공종별 위험도 분석)

  • Kim, Jeongmin;Lee, Jong-Bin;Chang, Seong Rok
    • Journal of the Korean Society of Safety
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    • v.32 no.5
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    • pp.96-102
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    • 2017
  • The highest fatal accident ratio was recorded in the construction industry. According to the industrial insurance premium rate & business type example, among the construction industry, the architectural work has the highest fatal and loss time accident ratio. Previous literature has investigated various aspects of accident occurrence and prevention in architectural work. However, those studied were limited in that they only focused on the fatal accident without considering the loss time accident. But non fatal accidents were recorded more than 50 times of fatal accidents. Therefore non fatal accidents must be controlled to lessen industrial accidents. Based on this, the goal of this study was to investigate the nature of the loss time accident and derive the risk index of work type in architectural work. In this study, opinions of safety experts were gathered and the risk index of work type was derived using AHP(Analytic Hierarchy Process). And verification was accomplished by comparing the results of this study with the risk index derived by analysis of accident records. Results showed that the risk index of work type was significantly higher in steel frame work, temporary installation work, earth & foundation work, facilities work, concrete work. And statistical analysis for verification showed that coefficient of Pearson correlation was 0.686 and P-value was 0.001.

A Multi-layered Prioritization Scheme for Emerging IT Technologies for Constructing a National Technology Road Map

  • Oh, Kyong-Joo;Kim, Nam-Gyu;Kim, Wan-Ki
    • Journal of Information Technology Applications and Management
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    • v.16 no.3
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    • pp.29-43
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    • 2009
  • The advancement of emerging technologies can create more national value, and this motivates many nations to invest their resources in the emerging technologies. However, due to limited financial and human resources, even a wealthy nation cannot afford to randomly invest its resource in all profitable technologies. Therefore, cautious appraisal and prioritization of the competitive technologies should be conducted first, and then concentrated investment should be done for only the selected technologies. In this study, we propose a quantitative criterion for prioritizing the targeted electronic device technologies. The prioritization scheme devised in this study consists of a growth layer, a profitability layer, a vitality layer, and an influence layer. The proposed model forecasts the most promising technologies by applying the revised version of the Analytic Hierarchy Process (AHP). We performed empirical experiments on 12 emerging electronic device technologies to analyze the practical applicability of our study. The experimental data was obtained from 70 experts in high-tech industry as a part of the 2004 Prioritization and Selection project that was carried out in South Korea. As a result, the proposed scheme was able to present the most promising areas for investment in the field of electronic device technology.

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Paper Evaluation of 'Application of AHP in Project Management' by K.M.A.S-S. Al-Harbi (프로젝트경영 관련 연구 논문 평가 - K.M.A.S-S. Al-Harbi의 'Application of AHP in Project Management' 논문을 대상으로 -)

  • Kim, Min-Cheol;Ha, Tai-Hyun
    • Journal of Digital Convergence
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    • v.8 no.1
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    • pp.81-92
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    • 2010
  • This study focuses on the evaluation of an article about the AHP methodology in project area at 2001 edition. It is titled, "Application of AHP in project management," by K.M.A.S-S. Al-Harbi. This paper presents the Analytical Hierarchy Process (AHP) as a decision making method in project management. The evaluation by each section is based on the model by Fred Pyrczak (2008) in Evaluating Research in Academic Journals. This paper has an implication that evaluation method can be shown by quantitative numerical value.

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Developing Technology Innovation Capability Evaluation Model for Small and Medium Enterprises (중소기업 육성을 위한 기술혁신역량 평가모형개발)

  • Cho, Joonggil;Lee, Sang-Sun;Byun, Min-Seok;Lee, Jonghwan;Kang, Kyungsu;Lee, Seongbin
    • Journal of Korean Society of Industrial and Systems Engineering
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    • v.38 no.1
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    • pp.162-169
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    • 2015
  • In this research, technology innovation capability evaluation model for small and medium enterprises was developed. To develop technology innovation capability evaluation model, two analytic technic was used. First one is AHP (Analytic Hierarchy Process) to give weight to each main index. Second one is fuzzy set theory to represent ambiguous index to numerical value. Finally, technology innovation capability evaluation model was achieved in combination with the same weight to AHP analysis and fuzzy set theory. With these results, small and medium enterprises can know important point in terms of strengthening the innovation capability evaluation.