A fuzzy analytic hierarchy process model to assess the risk of disaster reduction due to grouting in coal mining

2020 ◽  
Vol 13 (5) ◽  
Author(s):  
Jiawei Liu ◽  
Binbin Yang ◽  
Shichong Yuan ◽  
Lihui Li ◽  
Lihong Duan
2020 ◽  
Vol 12 (21) ◽  
pp. 9286
Author(s):  
Faisal AlShareef ◽  
Mohammed Aljoufie

Identifying the appropriate criteria for neighborhood walkability is crucial to improve walkability. This paper aims to identify the proper criteria set for neighborhood walkability using the fuzzy analytic hierarchy process model (FAHP) for the case of Jeddah city, a fast-growing city in Saudi Arabia. This paper strives to highlight the criteria and factors that influence Jeddah’s walkability with its populations’ help. A survey questionnaire was used first to gather data regarding people’s reasons for walking and the elements that encourage them to walk. Then the criteria were derived using the fuzzy analytic hierarchy process (FAHP) method. Results indicate that mosques were the most visited destinations, with over a 30% rate. Eighty-six percent of the criteria that determine a walkable neighborhood in Jeddah were physical environments alone. It was also revealed that the residents regarded walking as a leisure activity rather than a utilitarian. The results show the proposed method’s capability in providing proper neighborhood walkability criteria related to Jeddah’s context. The FAHP proves its use in various urban studies fields in transportation and validation of the walkability index; this paper proves it can also help develop new criteria for walkability measures.


Author(s):  
G. Marimuthu ◽  
G. Ramesh

Decisions usually involve the getting the best solution, selecting the suitable experiments, most appropriate judgments, taking the quality results etc., using some techniques.  Every decision making can be considered as the choice from the set of alternatives based on a set of criteria.  The fuzzy analytic hierarchy process is a multi-criteria decision making and is dealing with decision making problems through pairwise comparisons mode [10].  The weight vectors from this comparison model are obtained by using extent analysis method.  This paper concern with an alternate method of finding the weight vectors from the original fuzzy AHP decision model (moderate fuzzy AHP model), that has the same rank as obtained in original fuzzy AHP and ideal fuzzy AHP decision models.


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