Search for: analytical-hierarchy-process
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    Application of fuzzy AHP approach for financial performance evaluation of iranian petrochemical sector

    , Article Procedia Computer Science ; Vol. 31, issue , 2014 , p. 995-1004 Shaverdi, M ; Heshmati, M. R ; Ramezani, I ; Sharif University of Technology
    Organizational performance evaluation is a very vital and sensitive process in any industry. One of the most crucial aspects of performance assessment is consideration of financial performance evaluation. In this kind of evaluation, we face many criteria and index to performing and also designing a comprehensive and effective model. Thus, this situation can be regarded as a fuzzy multiple criteria decision-making (MCDM) problem, so the fuzziness and uncertainty of subjective perception should be considered. In this paper performance evaluation of seven active companies in the petrochemical industries was evaluated using combined method of fuzzy and analytic hierarchy process. In this paper... 

    To ABC or not?

    , Article Public Roads ; Volume 75, Issue 3 , 2011 ; 00333735 (ISSN) Doolen, T. L ; Tang, B ; Saeedi, A ; Emami, S ; Sharif University of Technology
    The American Association of State Highway and Transportation Officials (AASHTO) and Federal Highway Administration (FHWA) encourage the use of various Accelerated Bridge Construction (ABC) strategies, which can help reduce onsite construction time, minimize traffic and environmental impacts, improve work zone safety, and deliver longer lasting and more durable bridges. ABC approaches include the application of technical innovations and management techniques. The decision to use ABC must be made on a project-by-project basis as each bridge location is unique, and factors constraining each project are different. Toward this end, FHWA developed a qualitative decision making framework called... 

    Fuzzy group decision making model for identifying and ranking of success factors in fraud prevention in Iranian e-banking

    , Article Journal of Information Technology Management ; Volume 9, Issue 2 , 2017 , Pages 355-378 ; 20085893 (ISSN) Alizadeh, A ; Chehrehpak, M ; Sharif University of Technology
    With increasing use of e-banking system in Iranian banking sector, ignoring the issue of fraud in the system will be very costly for banks and e-banking customers. Fraud in e-banking is due to some security problems (such as weakness in access control systems and inadequate internal control). So, identifying success factor in fraud prevention in ebanking can be useful for e-banking system developers to improve these systems security. In this paper we have tried to identify and rank these success factors for fraud prevention in e-banking systems. For this purpose, we first review the literature to find potential factors, then identified factors were weighted by using fuzzy group multi... 

    Numerical evaluation of hydraulic fracturing experiments

    , Article Canadian Society for Civil Engineering - 31st Annual Conference: 2003 Building our Civilization, Moncton, NB, 4 June 2003 through 7 June 2003 ; Volume 2003 , 2003 , Pages 2309-2312 ; 1894662040 (ISBN); 9781894662048 (ISBN) Nouri, A ; Panah, A. K ; Pak, A ; Vaziri, M. H ; Islam, M. R ; Sharif University of Technology
    Improved methods of constructing wells and producing wells are one of the keys to increasing field profitability. In the areas of well construction and well productivity optimization, many of the problems encountered are related to the geomechanics of the reservoir and the overlying layers; these problems include well-bore stability, sand production and hydraulic fracturing. Hydraulic fracturing is a complicated phenomenon in which deformation of the porous medium and fluid leak-off to the surrounding area take place simultaneously. Their interaction, therefore, must not be overlooked. In the past, some experimental researchers performed laboratory investigations on the phenomenon of... 

    Ranking of technology transfer barriers in developing countries; case study of Iran's biotechnology industry

    , Article IEEE International Conference on Industrial Engineering and Engineering Management, 6 December 2011 through 9 December 2011, Singapore ; 2011 , Pages 1602-1606 ; 21573611 (ISSN) ; 9781457707391 (ISBN) Yazdani, K ; Rashvanlouei, K. Y ; Ismail, K ; Sharif University of Technology
    In this paper, first we shall define a list of technology transfer barriers in the biotechnology field through interviews and literature reviews. Next, we shall categorize them into four major categories of technology, and at last introduce all of the hypotheses on the existence of relationship between each part of technology and failure in the technology transfer process. Questionnaires consisting of two parts were created and handed out to all of the specialists and biotechnology idea-holders in the Iranian National Research center of Biotechnology, Lidco Co, Iran Pastor Institute, Biotechnology Department of University of Tehran, etc. Going on, we've evaluated the factors' validity... 

    Decision-Making tree analysis for industrial load classification in demand response programs

    , Article IEEE Transactions on Industry Applications ; Volume 57, Issue 1 , 2021 , Pages 26-35 ; 00939994 (ISSN) Dehghan Dehnavi, S ; Fotuhi Firuzabad, M ; Moeini Aghtaie, M ; Dehghanian, P ; Wang, F ; Sharif University of Technology
    Institute of Electrical and Electronics Engineers Inc  2021
    Industrial loads play an important role in the success of demand response programs (DRPs). However, these programs may compromise the consumers' convenience, which can overshadow their real-world practicality. In response, this article provides a two-level decision-making tree approach to effectively determine the participation abilities of different industrial processes in DRPs considering various features and abilities of these customers. The level I of this framework introduces several classifying variables by which a basic criterion is extracted to classify different industrial processes applying the analytic hierarchy process (AHP). A participation factor is then introduced in level II... 

    An Intelligent Spectrum Management Framework in Cognitive Radio Networks

    , M.Sc. Thesis Sharif University of Technology Abachi, Taha (Author) ; Hemmatyar, Afshin (Supervisor)
    Cognitive radio is a tool for optimal use of radio spectrum, not used by the primary users all the time. Two main features of a cognitive radio are cognitive capability and reconfigurability. An intelligent cognitive radio uses its cognition ability to identify the environmental parameters and makes future decisions based on this information. Then the reconfigurability is used to set the sending parameters to the calculated values in the cognition phase. Cogition phase consists of major steps; spectrum sensing, decision, mobility and handoff. Throughout this thesis we first propose a cooperative sensing scheme using algorithmic techniques based on sensors’ spatial information through... 

    Analytic Hierarchy Process

    , M.Sc. Thesis Sharif University of Technology Seyed Eskandani, Deniz (Author) ; Farhasi, Hamid Reza (Supervisor)
    Analytic hierarchy process (AHP) is a structured technique for organizing and analyzing complex decision. This process is used around the world in a wide variety of decision situation, in fields such as government, business, industry, healthcare, and education. In this method, decision problem first is decomposed into a hierarchy of more easily comprehended sub-problems, each of which can be analyzed independently. Once the hierarchy is built, the decision makers systematically evaluate its various elements by comparing them to one another two at a time, with respect to their impact on an element above them in the hierarchy. In this thesis we will study the hierarchy process and also study a... 

    An AHP-based multi-criteria model for assessment of the social sustainability of technology management process: A case study in banking industry

    , Article Technology in Society ; Volume 65 , 2021 ; 0160791X (ISSN) Chavosh Nejad, M ; Mansour, S ; Karamipour, A ; Sharif University of Technology
    Elsevier Ltd  2021
    The abrupt development of technology has confronted different industries' managers with crucial decision points. The scope of their decisions' impact goes beyond their companies' borders. Sustainable assessment of technology investigates the economic, environmental, and social effects of technologies on firms and their environment. Nonetheless, the technology management process includes different steps (such as technology acquisition and exploitation) which need a comprehensive decision-making tool toward sustainable development targets. This paper aims to propose an integrated decision-making model to investigate the social sustainability of the technology management process. Considering... 

    The application of multi-criteria (AHP-PROMETHEE) decision-making methods in selecting and prioritizing the green area irrigation resources

    , Article International Journal of Environmental Science and Technology ; Volume 18, Issue 5 , 2021 , Pages 1135-1146 ; 17351472 (ISSN) Safari, A ; Abbaspour, M ; Javid, A. H ; Sharif University of Technology
    Springer Science and Business Media Deutschland GmbH  2021
    One of the underlying factors in the conservation and development of urban green spaces is the available water resources use for green areas in each region. The primary purpose of this study is to introduce the integration of a proper simulation method for runoff along with AHP-PROMETHEE decision-making method for water resources management in urban basins. The application of this approach was investigated in the city Buin Zahra of Qazvin Province of Iran. In the first step by using the analytic hierarchy process (AHP), the available water resources in the case study were weighted. In the second step, the water resources of the municipal and residential wells and water collected by... 

    An integrated fuzzy inference system and AHP approach for criticality analysis of assets: A case study of a gas refinery

    , Article Journal of Intelligent and Fuzzy Systems ; Volume 41, Issue 1 , 2021 , Pages 199-217 ; 10641246 (ISSN) Shahri, M. M ; Jahromi, A. E ; Houshmand, M ; Sharif University of Technology
    IOS Press BV  2021
    The purpose of maintenance is to ensure the maximum efficiency and availability of production assets at optimal cost considering quality, safety, and environmental aspects. Assets criticality analysis is one of the main steps in many maintenance methodologies, including Reliability Centered Maintenance. The present study seeks to provide a solution for determining critical assets for more efficient maintenance management. In this regard, an integrated approach of the analytical hierarchy process and fuzzy inference system was proposed based on the concept of the risk matrix. According to the concept of the risk matrix, two main criteria of failure consequences and probability were employed... 

    Sawability ranking of carbonate rock using fuzzy analytical hierarchy process and TOPSIS approaches

    , Article Scientia Iranica ; Volume 18, Issue 5 , 2011 , Pages 1106-1115 ; 10263098 (ISSN) Mikaeil, R ; Yousefi, R ; Ataei, M ; Sharif University of Technology
    The aim of this paper is developing a new hierarchical model to evaluate and rank the sawability (power consumption) of carbonate rock with the use of effective and major criteria, and simultaneously taking subjective judgments of decision makers into consideration. The proposed approach is based on the combination of Fuzzy Analytic Hierarchy Process (FAHP) method with TOPSIS (Technique for Order Preference by Similarity to Ideal Solution) methods. FAHP is used for determining the weights of the criteria by decision makers, and then rankings of carbonate rocks are determined by TOPSIS. The proposed method is applied for Iranian ornamental stone to evaluate the power consumption in rock... 

    Determining Strategic Direction of IT Process Outsourcing in Banking Industry Using Analytical Hierarchy Process (AHP) Technique Case Study: Karafarin Bank

    , M.Sc. Thesis Sharif University of Technology Kordzadeh, Nima (Author) ; Isaai, Mohammad Taghi (Supervisor)
    Due to the strategic importance of IT, there exists an undeniable need for a systematic analysis before deciding whether or not a particular IT process should be outsourced. A study that provides a systematic analysis for evaluating components of the company's IT for outsourcing may be useful to practitioners. In this research, analytic hierarchy process (AHP) is proposed as a suitable technique for analyzing information systems outsourcing decision. An IT outsourcing case is used to demonstrate the usefulness of the proposed approach. "Super Decisions" is used to implement the AHP  

    Deriving a Model for Determining the Relative Utility of Residential Apartments for Private Buyers

    , M.Sc. Thesis Sharif University of Technology Behdad, Kian (Author) ; Isaei, Mohammad Taghi (Supervisor)
    In this research, the aim is to find the factors that can influence on the utility perception of both private buyers and experts. What's more, the share of each factor on the overall utility is derived by the use of AHP technique. The next step is to derive a model that contain all the factors seen by private and inexpert buyers., and their relative weight. At the next step, the aime is to complete the model by adding the factors not seen by all private buyers, but advised by residential apartment experts and their relative weight. The model should be able to rank different residential apartments, when the value of each factor is given for each ot the apartments.


    An appropriate approach for evaluation and optimization of performance Gas Turbo-Compressor Stations

    , M.Sc. Thesis Sharif University of Technology Roudak, Leila (Author) ; Eshragh Niaye Jahromi, Abdolhamid (Supervisor)
    Since early classical theories presented in management, consistently the evaluation of organization as one of the methods of control and planning has been considered. Besides due to intensification of competition among organizations, it is very important to consider performance evaluation as an effective tool in this regard. In this research DEA/AHP approach has been proposed for measuring performance organizations with fractal structure. Thus regardless of other units the first DEA model for evaluation of each pair of units is used and then a matrix of pairwise comparisons is made and the Analytical Hierarchy Process (AHP) model for two-level ranking is used. Finally the mentioned model for... 

    Using AHP Method to Evaluate Architecture Style Designs

    , M.Sc. Thesis Sharif University of Technology Akhoddad, Zahra (Author) ; Habibi, Jafar (Supervisor)
    Due to the increase in size and complexity of software systems, choosing suitable software architecture is a fundamental issue. One of the most effective ways for designing and valuating software architectures is to adopt architectural styles. An architectural style is an approach for reaping the benefits of similarities that exist between various architectures. Adoption of architectural styles in the design process of a software system assures the employment of strength points of specifications that belong to each architectural style. However, selecting a suitable architectural style depends on different criteria. Therefore it makes the ... 

    Design of an Appropriate Model for Reward Systems in Project-oriented Organizations

    , M.Sc. Thesis Sharif University of Technology Rezaei Sadrabadi, Mohammad Hossein (Author) ; Shadrokh, Shahram (Supervisor)
    Rewarding system is one of the most important and basic subsystem of human resources and it is one of the main concerns of the managers in any organization, since an appropriate bonus payment system increases motivation and efficiency of individuals and vice versa an inappropriate rewarding system provokes frustration in staff .Rewarding system is more important in project-oriented organizations because the most influential factor in the success and profitability of the organizations is motivated employees. The basic question in this study is that what kind of payment reward a project-oriented organization should have in order to get its employees motivation and ultimately make the... 

    Developing the Model of Municipal Wastewater Treatment Plants with Energy Technologies and Environment Assessment

    , M.Sc. Thesis Sharif University of Technology Ansari Azarbayjani, Mohammad Saleh (Author) ; Saboohi, Yadollah (Supervisor)
    Regarding the reduction of high qualified and accessible resources, the waste water treatments are accounted as one of the main challenges in environmental context. Surprisingly, with or without consideration of this issue can lead to play the crucial key in whether development or society retardation. With developing and being more sophisticated of waste water treatment technology and also rising the stringency of environmental constraint, approaching the optimum technology basis economics of scale is time consuming and complicated.Behind this concept, contribution of this study is twofold. The general approach of treatment is identified using AHP methodology in primary stage. After that, it... 

    Sensitivity Analysis on Individual Judgments in Analytic Hierarchy Process and Analytic Network Process

    , M.Sc. Thesis Sharif University of Technology Kanani Kuchesfehani, Elnaz (Author) ; Kianfar, Farhad (Supervisor)
    Nowadays, the world is full of multi criteria decision problems and all the people should make decisions in different situations. Sometimes, the result of a decision problem is so important as a wrong decision may result in a loss that cannot be compensated. Therefore a decision making tool seems as a must. On the other hand, in this era of rapid social and technological change leading to increasing life complexity, sensitivity analysis is an important issue in all decision making processes. Analytic Hierarchy Process and Analytic Network Process, as two common tools for multi criteria decision making, are widely used throughout the past decade in different fields. Designing the model and... 

    Assessing the Ecological Potential of Tehran City Using Sustainable Urban Criteria

    , M.Sc. Thesis Sharif University of Technology Aghashahi, Nazli (Author) ; Abrishamchi, Ahmad (Supervisor)
    The citizens’ dissatisfaction with the decreased life and residential care quality is increasing as a result of the rapid growth and development of cities. To find an effective solution to reduce and control these harmful effects is one of the main concerns of urban managers and planners in most countries. In this research, various ecological and sustainability criteria were selected through library-based studies and relative recognition of the region. The Maps were mostly provided through satellite imagery and some by using synoptic data collected from the official aerology website of the country, Iran. Through surveying the experts, different criteria were evaluated and based on the...