Fuzzy Ratings and Crisp Feedback in Fuzzy AHP for Supporting Human Decision Making

Author(s):  
Toshiyuki Yamashita ◽  

Analytic Hierarchy Process (AHP) is one of the most popular tools for supporting human decision making, and several fuzzy extensions of AHP have been proposed. The present study investigated psychological effects of both fuzzy ratings in fuzzy AHP and crisp feedback of the results from fuzzy AHP. The results suggest that fuzzy ratings could incorporate the fuzziness of a person’s feelings in his/her decision making. The results also suggest that crisp feedback, which exaggerates the superiority of only one alternative or the differences among the alternatives, could help a person to make his/her decision, especially when being deeply puzzled about his/her choice.

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.


Author(s):  
Beyza Ahlatcioglu Ozkok ◽  
Elisa Pappalardo

Making decisions is a part of daily life. The nature of decision-making includes multiple and usually conflicting criteria. Multi Criteria Decision-Making (MCDM) problems are handled under two main headings: Multi Attribute Decision Making (MADM) and Multi Objective Decision Making (MODM). Analytic Hierarchy Process (AHP) is a widely used multi-criteria decision making approach and has successfully been applied to many practical problems. Traditional AHP requires exact or crisp judgments (numbers). However, due to the complexity and uncertainty involved in real world decision problems, decision makers might be more reluctant to provide crisp judgments than fuzzy ones. Furthermore, even when people use the same words, individual judgments of events are invariably subjective, and the interpretations that they attach to the same words may differ. This is why fuzzy numbers and fuzzy sets have been introduced to characterize linguistic variables. Here, the authors overview the most known fuzzy AHP approaches and their application, and they present a case study to select an e-marketplace for a firm, which produces and sells electronic parts of computers in Turkey.


2013 ◽  
Vol 2013 ◽  
pp. 1-12 ◽  
Author(s):  
Chien-Chang Chou ◽  
Ker-Wei Yu

The purpose of this paper is to propose a new hybrid fuzzy Analytic Hierarchy Process (AHP) algorithm to deal with the decision-making problems in an uncertain and multiple-criteria environment. In this study, the proposed hybrid fuzzy AHP model is applied to the location choices of international distribution centers in international ports from the view of multiple-nation corporations. The results show that the proposed new hybrid fuzzy AHP model is an appropriate tool to solve the decision-making problems in an uncertain and multiple-criteria environment.


Exacta ◽  
2018 ◽  
Vol 16 (1) ◽  
Author(s):  
Nara Medianeira Stefano ◽  
Nelson Casarotto Filho ◽  
Raul Otto Laux ◽  
Sidnei Gripa

 A qualidade dos serviços é uma construção abstrata e indescritível devido a três características: intangibilidade, inseparabilidade de produção e consumo e, heterogeneidade. Dessa forma, define-se a qualidade dos serviços como aquela percebida pelo cliente. Neste contexto, este trabalho teve o objetivo de avaliar a qualidade dos serviços em um hotel de grande porte localizado em Santa Catarina – Brasil, contando com a participação de 187 hóspedes. Utilizou-se o método Servqual para coletar os dados em um questionário baseado nas dimensões da qualidade. Para o cálculo dos pesos da expectativa e da percepção foi utilizado o método Fuzzy AHP (Analytic Hierarchy Process - FAHP). Como resultado, são apresentados os aspectos onde a expectativa dos hóspedes em relação ao serviço prestado é maior do que a realidade encontrada, permitindo, dessa forma, que a empresa alinhe de forma estratégica seus futuros investimentos.  


2017 ◽  
Vol 20 (1) ◽  
pp. 25-41 ◽  
Author(s):  
Lanndon A. Ocampo

This article intends to integrate sustainability and the classical manufacturing strategy (MS) into a coherent hierarchical decision-making framework that identifies the content of a sustainable MS using fuzzy analytic hierarchy process (fuzzy AHP). Instead of using the traditional fundamental scale of the AHP, linguistic variables with equivalent triangular fuzzy numbers (TFNs) are used to elucidate judgement of elements in pairwise comparisons. AHP, as a widely adopted tool in multiple criteria decision making (MCDM) problems, effectively handles the subjectivity and comprehensiveness of decision-making complexity that is structured hierarchically. Domain experts in MS and sustainability were asked to elicit judgement in AHP pairwise comparison approach. Results show the content strategy of the nine decision categories in manufacturing that addresses sustainability and competitiveness. A priority list of decisions is also presented which may guide decision-makers in resource allocation, medium- and long-range planning, and in formulating strategic initiatives. The main contribution of this article is the formulation of a sustainable MS from a hybrid approach that captures uncertainty and subjectivity in decision-making.


2019 ◽  
Vol 6 (1) ◽  
pp. 1-10
Author(s):  
Dani Anggoro ◽  
Nawindah Nawindah

Peningkatan daya serap Politeknik terhadap industri sangat dipengaruhi oleh lulusannya salah satunya dipengaruhi oleh pemilihan jurusan yang merupakan awal untuk menciptakan mahasiswa yang ahli dibidangnya. Penentuan kriteria, subkriteria dan alternatif menggunakan Cochran Q Test. Untuk mendapatkan bobot digunakan metode Analytic Hierarchy Process (AHP). Kriteria yaitu jurusan sekolah asal, subkriteria yaitu IPA, IPS, AK, PJ/PM. Kriteria hasil tes bakat minat yaitu sanguinis, melankolis, korelis dan plegmatis. Alternatif diantaranya Computerized Accounting (CA), Office Management (OM), Informatics Computer (IC). Pada pemilihan jurusan ini peneliti membandingkan metode yang sesuaidengan Fuzzy Multi Attribute Decision Making metode Analytic HierarchyProcess (AHP)- Simple Additive Weighting (SAW) dan metode Analytic Hierarchy VIKOR (Visekriterijumsko Kompromisno Rangiranje). Daya serap terhadap industri menggunakan metode deskriptif dengan alat ukur service quality hasilnya industri puas terhadap lulusan yang berkerja pada industri baik dari hardskill dan softskill. Metode Fuzzy AHP-SAW urut peringkat 1,2 dan 3 yaitu alternatif IC dengan nilai V1 1.76144, alternatif CA dengan nilai V2=1.56974, alternatif V3 dengan nilai OM =1.33618 . Menggunakan metode Fuzzy AHP-VIKOR dengan urut peringkat 1 sampai 3 yaitu alternatif IC dengan nilai Q1=0, alternatif CA dengan nilai Q2=1, alternatif OM dengan nilai Q3=1. Kedua metode tersebut dapat digunakan untuk rekomendasi pemilihan jurusan untuk politeknik LP3I kampus Karang Tengah.


2021 ◽  
Vol 14 (3) ◽  
pp. 521-544
Author(s):  
Roger Da Silva Wegner ◽  
Julia Tontini ◽  
Vânia Medianeira Flores Costa ◽  
Arthur Muller Junior ◽  
Deoclécio Junior Cardoso da Silva

Purpose – The changes that occurred in the market, resulting from technological advancement, made companies pay attention to innovation in their processes, products or services, as a way to stand out. To enhance innovation in companies, focusing on leadership is an effective way. In this sense, the present study aimed to develop a model in order to list the priorities related to leadership and its interface with innovation, under the top management perspective of a telecommunications company.Design/methodology/approach – For the development of the model, the Fuzzy Analytic Hierarchy Process (Fuzzy-AHP) method was used to identify such factors and the best alternatives so that the investigated company can make consistent decisions. Thus, the criteria chosen by the Manager and Director were discovered, as well as the alternatives that they cherish, contributing to the development of innovation within the company.Findings – The results showed that the perception of the two interviewees was similar, however, it is emphasized that they should better choose how to apply innovation within the company.Originality/value – This study opens the way to highlight the importance of the theme of leadership and its interface with innovation for professionals in the management area, favoring decision making, in addition to contributing to the literature, deepening the debate on the theme of leadership and innovation, which is still incipient and needs development.


2018 ◽  
Vol 1 (1) ◽  
pp. 1179-1188
Author(s):  
Tülay Korkusuz Polat

Business enterprises need to show high performance in their industries in order to achieve a sustainable competition. This is not related only to individual performances, and each link on supply chain may have a considerable effect on business performance. Therefore, supply chain management is quite essential to the enterprises that supplier selection is one of its key elements to be run, and another is establishing the form of packaging before the supplier delivers the ordered raw materials. Raw material costs are influenced by the ability to determine such issues as packaging way, type of case, etc., and these factors are also important to maintain the quality of material. The aim of this study is to select the type of the case for raw materials to be placed in by the supplier, in the automobile industry with very intense competition. In order to solve this multi-criteria decision making problem, the Analytic Hierarchy Process (AHP), one of the multi-criteria decision making techniques, was used. Due to the ambiguity in several paired comparisons, the problem was also resolved using the Fuzzy Analytic Hierarchy Process (Fuzzy AHP).


2012 ◽  
Vol 226-228 ◽  
pp. 2263-2267
Author(s):  
Rui Zuo

Land decision is a prerequisite for the healthy development of real estate enterprises, the decision-making is a multi-criteria decision-making problem. This paper mainly research on the real estate enterprises’ land decision, considering the land decision factors integrating real estate enterprises’ characteristic, using the analytic hierarchy process (AHP) and fuzzy theory to effectively integrate qualitative and quantitative factors of the real estate enterprises’ land decision. First of all, this paper expounds the real estate enterprises’ land decision-making process based on the fuzzy analytic hierarchy process (AHP). Secondly, it takes an example of a real estate enterprise to analysis it. Finally, the research showed that the fuzzy analytic hierarchy process (AHP) was effectiveness and feasibility.


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