• Title/Summary/Keyword: Hierarchy of Effect

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The Development of Assessment Method for Parking Lot Remodeling Alternative Adopted Asset Management Technique (자산관리 기법을 적용한 주차장 리모델링 대안평가 기법 개발)

  • Yu, Yongsin;Lee, Chansik
    • Korean Journal of Construction Engineering and Management
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    • v.18 no.3
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    • pp.52-62
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    • 2017
  • The purpose of this study is to develope an assessment method for parking lot remodeling alternative by adopting the asset management technique. In order to identify the Level of Service(LOS) and the Evaluation Measurement(EM), literatures was implemented which documented the consideration of parking lot plan, needs of the apartments' tenant, and various design standards. In addition, the authors conducted a three-time delphi survey for the identified 5 LOS and 19 EM to evaluate suitability and necessity of them and to collect additional opinion of experts. The LOS of parking lot were categorized into 5 areas such as Environmental effect and Convenience, Accessibility and so on. The 19 EM were determined to estimate the LOS quantitatively. The researchers analyzed the degree of importance of LOS and EM by using the Analytic Hierarchy Process (AHP) method. But construction cost was excepted from the analysis, because it is used as an independent variable in alternative assessment. In conclusion, the authors proposed the estimation criteria for EM, and the method and process for alternative assessment be performed to benefit-cost analysis using the LOS variation and construction cost. The assessment method for parking lot remodeling alternative was demonstrated effective to assess the parking lot remodeling alternative by case-study. This study has a academic significance by adopting the asset management techniques in the area of the parking lot remodeling. And the assessment method is expected to help deciding a reasonable remodeling alternative of parking lot, as it ensures the diversity for remodeling of the parking lot and reflects the needs of the occupant.

A study on the policy about regulation improvement for vitalization of technology based startup (벤처·업 활성화를 위한 규제개선 추진방안의 효과성 분석)

  • Sim, Yong-ho;Gil, Wun-gyu;Kim, Seo-kyun
    • Journal of Internet Computing and Services
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    • v.16 no.4
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    • pp.121-130
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    • 2015
  • Technology based start-up is actively encouraged for job creation and economic performance in Korea. The Korean government has implemented a variety of policy for regulatory improvement to vitalize technology based start-up. In order to maximize the effectiveness of the policy for regulatory improvement should be actively reflect the opinions of policy beneficiaries. In this study, The importance of "The progress plan for regulation improvement about vitalization of start-up(25 contents)" published by the government was analyzed using AHP method. The object of study is the beneficiary of the policy(CEO of ICT sector). Analysis showed that the 25 contents were classified into four(1 - expectation of effect, 2 - urgency of system enforcement, 3 - complement of deficiencies, 4 - after careful consideration). This study has a academic significance to quantitative analysis about importance of policy for regulatory improvement. Also, It can be utilized when policy making and practice about technology based start-up.

The Influence of High-Speed Railroad Construction on Territorial Organization : A Case Study of the French TGV Transportation Network (국토 공간조직에 미친 고속철도망 건설의 영향 : 프랑스 TGV 교통망의 사례를 중심으로)

  • Lee, Hyeon-Joo
    • Journal of the Korean association of regional geographers
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    • v.10 no.2
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    • pp.252-266
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    • 2004
  • This study analyzes the influence of the construction of a high-speed railroad on territorial organization in France. After development of a new transportation network, the French territorial organization has been largely modified. Many economic urban areas are modified by their position in the territorial hierarchy according to their condition of connection with the TGV network. At first, spatial convergence is the most important effect of the TGV network construction. Second, the development of a transportation network concentrated in the Paris area has influence as an intensified factor on metropolitan areas and as a weakening factor on middle- and small-sized cities. Thus, this system has risk in increasing territorial imbalance in France. Third, to implant an economic activity zone around new TGV stations, a new town or a new economic center starts to develop. This is going to grow into a second core outside of the old city center so that regional spatial organization is transformed from a mono-polarized(mono-centric) organization to a multi-polarized(polycentric) one. Lastly, the integration of the EU railroad system enhances the concentration of economic activity in European metropolitan areas as each metropolitan area tries to develop more competitive space for its rising position in the global urban hierarchical system.

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A Study on the Criteria Establishment for One-way road using AHP (AHP분석을 활용한 일방통행 선정기준 정립에 관한 연구)

  • Park, Je Jin;Kim, Min Chul;Kim, Jae Gon;Ha, Tae Jun
    • The Journal of The Korea Institute of Intelligent Transport Systems
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    • v.16 no.3
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    • pp.39-49
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    • 2017
  • Standards suitable for local conditions on deciding one-way road are desperately required to solve traffic congestions at the backside roads in the old downtown areas which were not designated as a road by urban planning. Therefore, this study intends to re-establish a standard to decide one-way road which is regarded to be of the greatest effect among traffic system control methods in order to control one-way road system more efficiently. Also, this paper suggests a standard for such decision to improve efficiency of using backside roads and expand designation of one-way road. AHP (analytic hierarchy process) was carried out among the traffic experts to find out the factors to decide one-way road system. Its result reveals that importance of causing accident to walking quantity and traffic was high. 10,000 cases out of all the possible scenarios of accident by combining detailed evaluation items and scales were extracted to draw the outcomes of analyzing the scenarios, which were schematized in a graph. As a result, division by three sections of point of inflection was verified into $1{\leq}$ section A<1.91, 1.9$1{\leq}$ section B<2.08, and $2.08{\leq}$ section C<3. In other words, priority of deciding one-way road should be given to section C, the highest total point, while posterior to section A, where relatively low points are distributed. The standard on deciding one-way road suggested in this paper may be used for designating one-way road and basic data to re-establish the relevant system in the future.

A Study on the Practical Utilization Analysis and Linkage Scheme of WBS and OBS from the Construction Manager (CMr) Perspective (건설사업관리자(CMr) 측면에서의 WBS와 OBS의 실무적 활용도 분석 및 연계 방안에 관한 연구)

  • Yang, Jinkook;Seo, Boram;Lee, Sangbeom
    • Korean Journal of Construction Engineering and Management
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    • v.21 no.3
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    • pp.57-64
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    • 2020
  • Construction management performs a variety of tasks, and the buildup of the WBS and OBS is one of the core tasks. However, the practical utilization of WBS and OBS is low in the current construction management work. In this study, we conducted a survey of related experts to analyze the understanding, utilization level, application effect, and connectivity of WBS and OBS. As a result, it was identify that the standardization and linkage of WBS and OBS should be secured so that the construction manager (CMr) could apply it. Therefore, we extracted management control factors through expert in-depth interviews and workshops and conducted AHP importance analysis. Analysis results of importance shows that there is a high importance of strengthening the link between WBS and OBS and updating OBS due to changes in WBS. The results presented are not direct solutions, but are expected to provide a standard for construction managers to consider.

Analyzing Relationships Between Project Characteristic and Public Conflict Characteristic in Public Construction Using Fuzzy Analytical Hierarchy Process (FAHP) (Fuzzy AHP를 이용한 프로젝트 특성과 공공갈등 특성 간의 영향 관계 중요도 분석)

  • Park, Sungjoon;Lee, Changjun;Han, Seung Heon;Yun, Sungmin
    • Korean Journal of Construction Engineering and Management
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    • v.21 no.1
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    • pp.70-77
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    • 2020
  • Public conflict in domestic project has been increased and it results in direct and indirect damages. In order to reduce the loss, there have been diverse researches on the public conflict. However, most of researches tend to mainly focus on characteristics of the conflict. Considering the conflict occurred in SOC project, a research of conflict with project characteristics is necessary. In response to consider the relationships between characteristics of project and conflict, this paper aims to present the relative importance of the relationships. We conducted literature reviews and interviews with experts to select main characteristics of projects and public conflicts. Based on the selected four main characteristics each, we analyzed the relationships between them using Fuzzy AHP. The results show that SOC construction project type among project characteristics exerts the most important effect on overall public conflict. Especially conflict factors and conflict phases among public characteristics are critically influenced by project types. The findings provide a foundation for a conflict management reflecting varying public conflicts due to project characteristics.

A Relative Importance of Jeju International Ship Register System by the AHP - Primarily on the Activation Factor - (AHP를 활용한 제주선박등록특구제도의 상대적 중요도 평가 -활성화 요인을 중심으로-)

  • Kim, Kwang Hee
    • Journal of Korea Port Economic Association
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    • v.30 no.2
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    • pp.1-23
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    • 2014
  • Although 'the International Ship Registration Act' has been enacted in Korea as of 1997, its effect is still in question to make shipowners and operators flag in or reflag because of insufficient incentives for them. Therefore, 'the Special Law for Jeju Free International City' has been established and the system of 'Special Ship Registration Zone' has also been enforced. Despite this, few studies were carried out to measure the relative importance of factors for Jeju International Ship Register yet. Against this backdrop, the purposes of this study are firstly, to investigate a relative importance of Jeju International Ship Registration System using AHP(Analytic Hierarchy Process) and secondly, to compare the characteristics of Flags of Convenience(FOC) with International Ship Register(ISR) which was adopted by several Far East Asia Countries(e.g., China, Hong Kong, Chinese Taipei and Japan). Moreover, this study aims to compare FOC with ISR in terms of shipping policy, ship management, and expenses and tax policy. In this paper, the factors were constructed with four high levels consisting of twenty one low levels to evaluate Jeju International Ship Register by utilizing Expert's brainstorming and AHP. According to the results, it is critical to expand the exemption and tax-related expenses, and also manage foreign-related systems systemically. This study provides important implications to maintain the tonnage tax system for ships effectively as well as to intensify the competitiveness of Jeju International Ship Register System.

A Study on Health Status by Social-economic Status of Middle-aged and Elderly (중고령자의 사회경제적 지위에 따른 건강수준 연구)

  • Seo, Yeon Sook
    • 한국노년학
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    • v.31 no.4
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    • pp.1135-1153
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    • 2011
  • The study aims to examine the interaction of socio-economic status in education and income in the difference of the level of subjective health, physical health, and mental health of middle-age and the elderly of Korea. While there have been various discussions in precedent study with respect to the serious increase in the number of dependent life alongside with increasing elderly population, research on the health level according to socio-economic status is highly limited, and also how the health level of middle-age and the elderly - whom will arrive at senescence in just a few years - is different. The study aims at analyzing the health level by hierarchy and age based on data targeting the whole nation. As for analysis data, the study utilized 1st Korean Longitudinal Study of Ageing (KLoSA) implemented by Korea Labor Institute, and carried out a path analysis to verify whether income and academic background serve as a parameter to the level of subjective health, physical health, and mental health. As a result, while the subjective health level decreases, the study confirmed an increase in chronic diseases, and extremely low level of mental health when people in middle-age enter the elderly. In addition, the higher the education and income, the more the health levels both on middle-age and the elderly; the result suggests that education background and income have mediated effects in all health level of middle-age and the elderly.

A Systematic Review on Intervention to Improve Executive Function in Stroke Patients (뇌졸중 환자 집행 기능 향상을 위한 중재에 대한 체계적 고찰)

  • Ko, Seok-Beom;Kim, Moon-Young;Oh, Yun-Taek
    • Therapeutic Science for Rehabilitation
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    • v.4 no.2
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    • pp.33-50
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    • 2015
  • Objective : This study was conducted to determine various interventions in accordance with the recovery and cognitive processes in order to improve executive function in stroke patients through a systematic review. Methods : The literature search focused on Level I-IV studies published between January 1996 and April 2015 for 20 years in electronic databases(e.g. MEDLINE, SCOPUS, RISS). The keyword search terms were 'Stroke', 'Executive function', 'Executive function deficit', 'Occupational therapy', 'Rehabilitation', 'Remedial', 'Compensatory' and 'Education'. Result : A total of 13 articles were appraised using the hierarchy of levels of evidence-based practice and 6 Level I evidence articles, 1 Level II articles, 2 Level III articles and 4 Level IV articles. Each intervention improved executive function but was different in degree of generalization. Conclusion : Through this systematic review, we found that there are a variety of applied interventions improving executive function in stroke patients and are different in effect depending on methods of interventions. This study provided evidences to occupational therapists for the clinical practice of interventions to improve executive function in stroke patients.

A Development of the Evaluation Index for UTIS Traffic Information Service (UTIS 교통정보 제공서비스 성과평가 인덱스 개발)

  • Kim, Eun-Jeong;Bae, Kwang-Soo;Ahn, Gye-Hyeong;Lee, Chul-Ki
    • The Journal of The Korea Institute of Intelligent Transport Systems
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    • v.9 no.6
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    • pp.13-21
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    • 2010
  • Road Traffic Authority and National Police Agency is currently managing the "development of an integrated metropolitan traffic information infrastructure" that installs of facilities for a traffic information infrastructures, such as Local Traffic Information Center, UTIS(Urban Traffic Information System), CCTV, VMS and etc. CTIC was established in 2005 to act as an traffic information hub and to provide integrated UTIS traffic information without regional barriers. This study was carried out to seek for solution to improve quality of UTIS traffic information service for the Central Traffic Information Center(CTIC). In this study, the Evaluation index for UTIS traffic information service was developed and the implementation plan was established by using requirement analysis method, case study and AHP(Analytic Hierarchy Process) technique. The Evaluation index consist of 5 fields and 20 index, it make possible evaluation of direct/indirect effect for UTIS traffic information service. In conclusion, It is expected that quality of UTIS traffic information service will be improved by using developed evaluation index and also can be applied for performance evaluation of other traffic information systems.