scholarly journals An Analytic Hierarchy Process (AHP) Approach for Sustainable Assessment of Economy-Based and Community-Based Urban Regeneration: The Case of South Korea

2018 ◽  
Vol 10 (12) ◽  
pp. 4456 ◽  
Author(s):  
Jin Hui ◽  
Sangyon Lim

This paper uses South Korean cases to develop an indicator-oriented approach for evaluating the outcome of urban regeneration projects, focusing on the difference between economy-based and community-based urban regeneration projects. By identifying differences in the assessment indicators and weights of two types of urban regeneration projects, we can more successfully recognize a sustainable way to implement economy-based urban regeneration projects. The results of hierarchical assessment models show the differences in critical indicators related to economy-based and community-based urban regeneration projects. Economy-based urban regeneration projects should not only aim to revitalize local economies but also be evaluated using employment- and economic-related indicators, which should receive more weight than indicators concerning community-based regeneration. In this sense, our results suggest that different evaluation and monitoring systems must be developed to separately assess these two types of urban regeneration projects, as approximately 500 urban regeneration new deal projects are being carried out in Korea.

2019 ◽  
Vol 11 (21) ◽  
pp. 5876
Author(s):  
Woongkyoo Bae ◽  
UnHyo Kim ◽  
Jeongwoo Lee

Since the 1970s, the South Korean government has been redeveloping blighted residential environments and adopting large-scale redevelopment policies to solve urban housing-related problems. However, it is difficult to designate areas for redevelopment and identify areas where redevelopment is currently unfeasible. This study establishes a framework to support decision-making in a selection of housing renewal districts. The proposed Residential Environment Maintenance Index (REMI) overcomes the limitations of existing indicators, which are often biased toward physical requirements. Using this, we rationalize the designation of maintenance areas by considering both physical and social requirements and outline the renewal district designation procedure. To derive REMI, we used an analytic hierarchy process analysis and estimated the index’s reliability by clarifying the relative importance and priority of the indicators based on surveys of 300 subject matter experts. We analyzed various simulations by applying REMI at sites where maintenance is currently planned or discharged in Seoul. These reveal that the total number of urban renewal projects can be adjusted by adjusting the number of renewal district designations through the proposed REMI according to the economic situation. The results have implications for understanding REMI’s possible application and flexible management at the administrative level to pursue long-term sustainable development.


The optimal design of roads in mines is very crucial to the success of the mining operation. However, the transportation roads of mines are often inadequately designed and rarely properly maintained in order to save cost. In order to acquire the optimum track of road for the open pit coal mine, analysis of the topography factor, land usage, environment, and geology are needed on the basic engineering design phase. Considering the amount of overlapping and influencing criteria, the method of Fuzzy Analytic Hierarchy Process (Fuzzy AHP) is used. FAHP is the combination of AHP with the mathematical method of fuzzy. The difference between FAHP and AHP is the implementation of the level of importance in the paired comparison of the comparison matrices, which uses Triangular Fuzzy Numbers (TFN). Following the geometric planning of the open pit coal mine haul road, several track alternatives are considered. Fuzzy AHP was used to select the final alternative that should be implemented. The criteria for the fuzzy AHP operation were acquired through expert opinions. The resulting criteria and scores were processed, with the final result of a feasibility ranking of each track alternative. Fuzzy AHP were proven to be very effective to be used in determining the optimum haul road track alternative for an open pit coal mine.


2018 ◽  
Author(s):  
Chuanming Ma ◽  
Xiaoyu Wu ◽  
Bin Li ◽  
Ximei Hu

Abstract. The multi-hazard susceptibility assessment can provide a basis to decision-making for land use planning and geo-hazards management. The main scope of this paper is assess multi-hazard susceptibility to identify susceptibility area by using an integrated method of the Analytic Hierarchy Process (AHP) and the Difference Method (MD) within MapGIS environment. The basic principle of this method is to predict future geological hazards based on occurrence mechanism of occurred geological hazards and the geological conditions that caused past geological hazards. Typical geo-hazards susceptibility are separately assessed by applying Analytic Hierarchy Process (AHP). The multi-hazard susceptibility is completed by synthesizing individual geo-hazards susceptibility result with the Difference Method (MD), the multi-hazard susceptibility map is generated by utilizing MapGIS platform. The multi-hazard map can provide decision-makers with visual information for geo-hazards management and land use planning, which reduce confusion of decision-makers on high number of individual geo-hazard map. The study area was categorized into high susceptibility zone, moderate susceptibility zone, low susceptibility zone, and insusceptible zone, accounting for 16.5 %, 41.6 %, 33.8 % and 8.1 % of the total study area, respectively. The multi-hazad susceptibility result can be combined with other conditions to provide decision-makers with theoretical basis for geo-hzards management and planning of development.


2012 ◽  
Vol 249-250 ◽  
pp. 583-588 ◽  
Author(s):  
Ge Ning Xu ◽  
Peng Li

To comprehensive evaluate the safety working status for hoisting mechanism of crawler crane based on fault analysis for hoisting mechanism of crawler crane, this paper builds a model of state comprehensive for hoisting mechanism of crawler crane and builds a fuzzy comprehensive set of safe working state for hoisting mechanism of crawler crane based on the 3-scale AHP(Analytic Hierarchy Process), then gets the weight of each index. With the help of the score of index graded by experts, safe working state comprehensive evaluation for hoisting mechanism can be gotten. The results of the engineering example shows that compared with 9-scale AHP, 3-scale AHP overcome the difference of subjective understanding, and save the inspection process of complex consistency, the method is concise and feasible, and the results reflect that it is same with the objective reality.


2021 ◽  
Vol 15 (1) ◽  
pp. 059-068
Author(s):  
Charlitta Fhilya ◽  
Yopi Andry Lesnussa ◽  
Venn Yan Ishak Ilwaru

In the globalization era, almost everyone uses the telecommunications in everyday life. The dependence on telecommunication service provider forces the service provider industry to expand the network and offer affordable promotions for all levels of the community. Based on that, “PT. Telkom Indonesia Tbk” as one of the Indonesian companies in the telecommunication sector, must have a strategy of promotion in selling Indihome internet products.This research using the Analytic Hierarchy Process to determine weights from many promotion criteria and various alternatives, and then, using Goal Programming to find the minimum cost promotion by choosing alternatives based on the criteria. The result of this research is obtaining eight effective of nine existing promotional program.


Author(s):  
Wenmin Yu ◽  
Chun Gui ◽  
Ge Tao ◽  
Fangming Lv

Analytic Hierarchy Process (AHP) is applied in this paper to rank obsolescence issues of high priority for nuclear power plants. At first, phenomena of obsolescence issues in nuclear power plants and characteristic of AHP is introduced in this paper; then it is explained and explored to apply AHP to solve the problem. Finally, an application is exampled using weighted sum model and weighted product model as well as AHP to solve the problem. The difference is compared and analyzed to reflect the plant’s concern. Using analytic hierarchy process to rank obsolescence issues for nuclear power plants provides interesting perspective and important support for the decision to select the issues that applied resource is allocated.


Author(s):  
Do Hwa Byun ◽  
Rho Soon Chang ◽  
Myung-Bae Park ◽  
Hyo-Rim Son ◽  
Chun-Bae Kim

The purpose of this study was to apply multicriteria decision making and an analytic hierarchy process (AHP) model for assessing sustainable management of hypertension and diabetes. Perception of two alternative health care priorities was also investigated. One priority was improving treatment compliance of patients with hypertension and diabetes. The other priority was strengthening the healthcare system for continuous care. Our study design to evaluate community-based intervention programs for hypertension and diabetes was developed using brainstorming, Delphi techniques, and content analysis along with literature review. We finally proposed a hierarchical structure of the AHP model with 50 third sub-criteria in six levels. By surveying this AHP questionnaire to a total of 185 community health practitioners in Korea, we found that improving treatment compliance of patients with chronic diseases should be relatively more important than strengthening the healthcare system. Further research is needed to expand survey subjects to primary care physicians and even policymakers of central government for the appropriate application of this AHP model.


2021 ◽  
Vol 13 (6) ◽  
pp. 3236
Author(s):  
Ji-Hee Lee ◽  
Woo-Young Chun ◽  
Jun-Ho Choi

Recently, numerous world heritage sites have burned down or suffered minor damage due to fires. As a result, the Korean government has developed active and passive fire measures in Korean historic villages. Nevertheless, fires have not been prevented, inciting the government to direct its attention toward community-based activities. This paper focuses on human-related fire safety measures and aims to identify the most efficient methods for preventing fires, as well as for minimizing damage caused by them in historic villages. It explores the preventive and response levels of residents and village organizations based on a survey of experts in the field and applies an analytic hierarchy process (AHP) to determine the weighting of the selected attributes. The study proposes that the preventive level is more important than the response level among village residents, and the response level should be prioritized over the preventive level in village organizations in order to prevent and reduce fire risk and damage in Korean historic villages.


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