• Title/Summary/Keyword: 계층적 의사결정법

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Prioritization of Environmental Contribution by Region through MCDM (MCDM에 의한 환경오염 기여도 순위평가 및 적용)

  • Kim, Jong-Dall
    • Environmental and Resource Economics Review
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    • v.13 no.2
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    • pp.245-269
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    • 2004
  • While the role of local community is getting important in reducing greenhouse gases, current financial supports have not considered these efforts. Instead, development activities have been the only basis of fiscal distribution, which have led to unsustainable development. In this context, this paper analyzes the emission and absorb of air pollutants by local districts in Daegu Metropolitan city and constructs an empirical energy database for local energy use and environmental emissions. Based on the data, it prioritized environmental contribution by region through using MCDM methods, that include maximin & maximax method, simple additive weighting (SAW) and hierarchical additive weighting method (HAW). This concludes the possibility of policy methodology through which we can input environmental variables in distributing local budget.

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AHP-based Priority Decision Method for Enterprise Ontology System (기업 온톨로지 구축을 위한 AHP기법 기반의 시스템 우선 순위선정 방법)

  • Choi, Byoung-Jin;Kim, Jin-Hyung
    • Proceedings of the Korean Information Science Society Conference
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    • 2007.06c
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    • pp.299-302
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    • 2007
  • 최근 기업 정보에 대한 온톨로지 구축 필요성이 대두되면서 기업의 투자 비용과 시간을 고려한 온톨로지 구축 대상 선정을 위한 효율적인 기법이 요구되고 있다. 그러나 기존의 온톨로지 구축 방법론에서 제시한 대상선정 기법은 전체를 대상으로 하거나, 특정 영역만을 대상으로 한다는 한계가 있다. 본 논문에서는 정성적요소를 포함하는 다기준 의사결정에서 정량적인 평가를 지원하는 의사결정지원기법인 AHP(Analytic Hierarchy Process:계층화분석법)기법을 온톨로지 구축 대상 선정에 적용하는 방법을 제안한다. 이러한 방법을 통해 온톨로지 적용대상의 우선순위를 결정지을 수 있으며, 기업의 온톨로지 구축시 목표와 전략에 맞는 대상선정의 정량적 기준을 제공할 수 있다.

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A Study on the Relative Importance of Survivability Determinant in the Intelligent Warrior Platform by Using AHP Method (AHP 기법을 활용한 인텔리전트 생존보호체계 생존성 결정인자 상대적 중요도 결정 연구)

  • Kim, Taeyang;Kim, Juhee
    • Journal of the Korea Institute of Military Science and Technology
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    • v.24 no.2
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    • pp.245-254
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    • 2021
  • The intelligent control algorithm based on the real-time biological monitoring system has been emphasized to enhance the survivability of the combat warrior in the future combat fields. In this study, AHP(Analytic Hierarchy Process) method was deployed to categorize the factors related to the improvement of survivability, then to determine the relative importances between them. As the details of the research process, the historical survivability determinants were firstly categorized, which was nextly judged their relative importance by the experts in the actual fileds through the survey of AHP. In this process, the consistency of the survey was investigated to filter out the error. As a result, the global priority of factors can be acquired to establish the optimized operational concepts in the intelligent warrior platform.

Vertical Handover between LTE and Wireless LAN Systems based on Common Radio Resource Management (CRRM) and Generic Link Layer (GLL) (LTE/WLAN 이종망 환경에서 범용링크계층과 통합무선자 원관리 기법이 적용된 VHO 방안 연구)

  • Kim, Tae-Sub;Oh, Ryong;Lee, Sang-Joon;Yoon, Suk-Ho;Ryu, Seung-Wan;Cho, Choong-Ho
    • Journal of Internet Computing and Services
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    • v.11 no.1
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    • pp.35-48
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    • 2010
  • For the next generation mobile communication system, diverse wireless network techniques such as beyond 3G LTE, WiMAX/WiBro, and next generation WLAN etc. are proceeding to the form integrated into the All-IP core network. According to this development, Beyond 3G integrated into heterogeneous wireless access technologies must support the vertical handover and network to be used of several radio networks. However, unified management of each network is demanded since it is individually serviced. Therefore, in order to solve this problem this study is introducing the theory of Common Radio Resource Management (CRRM) based on Generic Link Layer (GLL). This study designs the structure and functions to support the vertical handover and propose the vertical handover algorithm of which policy-based and MCDM are composed between LTE and WLAN systems using GLL and CRRM. Finally, simulation results are presented to show the improved performance over the data throughput, handover success rate and the system service cost.

Economic Feasibility Studies on the 4th Generation Light Source (제4세대 방사광가속기의 경제적 타당성 분석)

  • Baek Chul-Woo;Hwang Ji-Ho;Park Su-Dong
    • Journal of Korea Technology Innovation Society
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    • v.8 no.3
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    • pp.1005-1026
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    • 2005
  • On the contrary to the expansion of feasibility studies on public construction and development projects, there is few feasibility studies on S&T, especially large-scale basic research facilities. Based on this critical mind, we tried the first feasibility study on large-scale basic research facilities, that is, the 4th Generation Light Source. First, it is validated whether the construction of 4th Generation Light Source is economically feasible and second, if economically feasible, the optimal place and time for construction are analyzed by using Analytical Hierarchy Process. This research shows that the construction is economically feasible irregardless of scenarios on future bio-medicine industry growth and to construct at Pohang in 2006 is optimal strategy. On the basis of this analysis, the feasibility studies on large-scale basic research facilities are expected to be more expanded and developed.

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A Study on the Construction Method selecting scheme using Fuzzy Relative Preference Ratio method (퍼지 R.P.R(Relative Preference Ratio)기법을 이용한 건설프로젝트의 공법선정에 관한 연구)

  • Lee Dong-Un;Kim Kyung-Whal
    • Korean Journal of Construction Engineering and Management
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    • v.5 no.5 s.21
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    • pp.143-150
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    • 2004
  • Nowaday, The tendency of complexity and extension of construction fields increase the need for efficient works managements like a construction management. Consequently, by the introduction of Decision-Making Theories, researches for improving construction field's efficiencies are actively performed. Fuzzy Analytical Hierarchy Process method is invented, so that describes a decision maker's ambiguous linguistic judgment with fuzzy numbers. but most of researches on Fuzzy-AHP use symmetric triangular fuzzy function for estimating each evaluation item with the consequence that exact judgments are impossible. those limits are caused by the point that employed fuzzy ranking methods can not support dissymmetric fuzzy numbers. In this research, we aims to overcome this problem with R.P.R(Relative Preference Ratio) method and suggest improved Fuzzy-AHP method which can use dissymmetric fuzzy triangular numbers.

Analysis on Non-Market Benefit of Port Re-Modeling Factor Using AHP (AHP를 이용한 항만 리모델링 비시장적 편익요인 분석연구)

  • Yang, Chang-Ho;Yeo, Gi-Tae;Jung, Hyun-Jae;Kim, Ho-Kyun;Son, Yoo-Lee
    • Journal of Korean Society of Coastal and Ocean Engineers
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    • v.23 no.1
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    • pp.57-62
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    • 2011
  • At this point that port industry brings a new change as the concept of 'Green Logistics' appears, studies on an economic analysis of existing port Re-modeling have normally been conducted focused on market value factors such as Benefit-Cost analysis, On the other hand, there have been few studies on the analysis of Non-market value factors such as environmental value. Therefore, the purpose of this study is aimed to establish a Feasibility analysis model of Incheon inner port Re-modeling in the aspect of Non-market Benefit Factors classified by related factors such as, marine environment, waterfront facility and welfare of users by using AHP methodology based on the extracted result through previous studies.

Location Suitability Assessment on Marine Afforestation Using Habitat Evaluation Procedure(HEP) and 3D kriging: A Case Study on Jeju, Korea (서식지 평가법(HEP)과 3D 공간보간법(Kriging)을 이용한 제주도 바다숲 입지적합성 평가)

  • Lee, Jinhyung;Kim, Youngho
    • Journal of the Economic Geographical Society of Korea
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    • v.17 no.4
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    • pp.771-785
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    • 2014
  • As marine desertification and chlorosis in Korean coast have been intensified over time, Korean government is promoting marine afforestation projects. However, marine afforestation location is mainly decided by administrative convenience. Also, there is limited literature on location suitability about the marine afforestation. This study aims to assess location suitability of marine afforestation considering 3 significant criteria: ecological, submarine topographical, and human-social environment. Jeju, the study area of this study, first observed chlorosis in Korean coast at the small fishery town in Seogwipo. Jeju is currently suffering from chlorosis all around the island. Habitat Evaluation Procedure (HEP), 3D kriging, Analytic Hierarchy Process (AHP) is applied as analysis methods. Especially, 3D kriging is utilized for modeling 3D ocean space reflecting ocean environment appropriately. The result shows that Jocheon coast has better location suitability than Seogwipo Pyoseon coast. Jocheon coast has the maximum 61% suitability as the habitat of Ecklonia cava Kjellman, and is highly evaluated in other criteria. The results of this study are expected to find optimal marine afforestation location, and to contribute to the restoration of the Jeju coastal ecosystem and the revitalization of Jeju fishing village societies.

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A Study on the Selection of Remodeling Method by User's Request Analysis -Focused on Apartment House- (사용자 요구분석을 통한 리모델링방법 선정에 관한 연구 -공동주택을 중심으로-)

  • Yoon, Yer-Wan;Park, Do-Kyong;Yang, Keek-Young
    • Journal of the Korea Institute of Building Construction
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    • v.4 no.2
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    • pp.119-128
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    • 2004
  • Lately construction industry tends to prefer remodeling of existing buildings rather than new construction or reconstruction of buildings due to strengthening of several restriction related to real estates along with prolonged depression. And also, remodeling of building costs less and creates less wastes compared to reconstruction and so it is more profitable in financial and environmental view. However remodeling is process of creating new environment with existing building. Therefor remodeling must follow the procedure realizing problem and fix the problem based on through investigation on existing building and users requirement must be faithfully reflected. Specially in case of apartment houses, since vagueness on ownership and management authority on common parts exists. Hereupon, in this study we are to present the procedure of analyzing apartment house remodeling method through user requirement by approaching to several considerable factors in user request side.

A Study on the Development of Driving Risk Assessment Model for Autonomous Vehicles Using Fuzzy-AHP (퍼지 AHP를 이용한 자율주행차량의 운행 위험도 평가 모델 개발 연구)

  • Siwon Kim;Jaekyung Kwon;Jaeseong Hwang;Sangsoo Lee;Choul ki Lee
    • The Journal of The Korea Institute of Intelligent Transport Systems
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    • v.22 no.1
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    • pp.192-207
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    • 2023
  • Commercialization of level-4 (Lv.4) autonomous driving applications requires the definition of a safe road environment under which autonomous vehicles can operate safely. Thus, a risk assessment model is required to determine whether the operation of autonomous vehicles can provide safety to is sufficiently prepared for future real-life traffic problems. Although the risk factors of autonomous vehicles were selected and graded, the decision-making method was applied as qualitative data using a survey of experts in the field of autonomous driving due to the cause of the accident and difficulty in obtaining autonomous driving data. The fuzzy linguistic representation of decision-makers and the fuzzy analytic hierarchy process (AHP), which converts uncertainty into quantitative figures, were implemented to compensate for the AHP shortcomings of the multi-standard decision-making technique. Through the process of deriving the weights of the upper and lower attributes, the road alignment, which is a physical infrastructure, was analyzed as the most important risk factor in the operation risk of autonomous vehicles. In addition, the operation risk of autonomous vehicles was derived through the example of the risk of operating autonomous vehicles for the 5 areas to be evaluated.