Toplam kayıt 33, listelenen: 1-20

    • A combined fuzzy AHP-goal programming approach to assembly-line selection 

      Ayağ, Zeki; Özdemir, Rifat Gürcan (IOS PRESS, NIEUWE HEMWEG 6B, 1013 BG AMSTERDAM, NETHERLANDS, 2007)
      In mass production, assembly-line balancing (ALB) problem has been a critical and repetitive issue for companies for long time. On the other hand, equipment selection for stations has also been another important problem ...
    • A Decision Support Model for Customer Value Assessment and Supply Quota Allocation 

      Barbarasoğlu, G; Yazgaç, Tülin (TAYLOR & FRANCIS LTD, 11 NEW FETTER LANE, LONDON EC4P 4EE, ENGLAND, 2000-09)
      The aim of this study is to develop a decision support tool for a supplier in a value-chain environment. The supplier under consideration is assumed to provide a strategic product to a number of customers and needs to ...
    • A decision support tool for the analysis of pricing, investment and regulatory processes in a decentralized electricity market 

      Paşaoğlu Kılanç, Güzay; Or, İlhan (ELSEVIER SCI LTD, THE BOULEVARD, LANGFORD LANE, KIDLINGTON, OXFORD OX5 1GB, OXON, ENGLAND, 2008-04)
      After the liberalization of the electricity generation industry, capacity expansion decisions are made by multiple self-oriented power companies. Unlike the centralized environment, decision-making of market participants ...
    • A fuzzy AHP approach to evaluating machine tool alternatives 

      Ayağ, Zeki; Özdemir, Rifat Gürcan (SPRINGER, VAN GODEWIJCKSTRAAT 30, 3311 GZ DORDRECHT, NETHERLANDS, 2006-04)
      Selecting process of a machine tool has been very important issue for companies for years, because the improper selection of a machine tool might cause of many problems affecting negatively on productivity, precision, ...
    • A fuzzy AHP-based simulation approach to concept evaluation in a NPD environment 

      Ayağ, Zeki (TAYLOR & FRANCIS INC, 325 CHESTNUT ST, SUITE 800, PHILADELPHIA, PA 19106 USA, 2005-09)
      The evaluation process of conceptual design alternatives in a new product development environment is a critical point for companies who operate in fast-growing markets. Various methods exist that are able to successfully ...
    • A Fuzzy Risk Assessment Model for Hospital Information System Implementation 

      Özok, Ahmet Fahri; Yücel, Gülçin; Hoege, B.; Çebi, Selçuk (Pergamon-Elsevier Science Ltd, The Boulevard, Langford Lane, Kidlington, Oxford Ox5 1Gb, England, 2012-01)
      There is research which reveals negative effects of IT applications in the healthcare sector on both patients and staff. Therefore, methods are necessary to predict the risk of new healthcare information technology in order ...
    • A Hybrid Approach To Concept Selection Through Fuzzy Analytic Network Process 

      Ayağ, Zeki; Özdemir, Rifat Gürcan (Pergamon-Elsevier Science Ltd, The Boulevard, Langford Lane, Kidlington, Oxford Ox5 1Gb, England, 2009-02)
      Evaluating conceptual design alternatives in a new product development (NPD) environment has been one of the most critical issues for many companies which try to survive in the fast-growing world markets. Therefore, most ...
    • A measurement tool for customer relationship management processes 

      Öztayşi, Başar; Sezgin, Selime; Özok, Ahmet Fahri (Emerald Group Publishing Limited, Howard House, Wagon Lane, Bingley Bd16 1Wa, W Yorkshire, England, 2011)
      Purpose - Customer relationship management (CRM) projects have a low success rate, which can be solved by better measurement of CRM process. The purpose of this paper is to define the CRM processes within a company and ...
    • A novel approach to cutting decision trees 

      Üney Yüksektepe, Fadime (Springer, 233 Spring Street, New York, Ny 10013, United States, 2014-09)
      In data mining, binary classification has a wide range of applications. Cutting Decision Tree (CDT) induction is an efficient mathematical programming based method that tries to discretize the data set on hand by using ...
    • A Radar-Enabled Collaborative Sensor Network Integrating COTS Technology For Surveillance And Tracking 

      Demirer, Rüştü Murat; Kozma, Robert; Wang, Lan; Iftekharuddin, Khan; McCracken, Ernest; Khan, Muhammad; Islam, Khandakar; Bhurtel, Sushil R. (Mdpi Ag, Postfach, Ch-4005 Basel, Switzerland, 2012-02)
      The feasibility of using Commercial Off-The-Shelf (COTS) sensor nodes is studied in a distributed network, aiming at dynamic surveillance and tracking of ground targets. Data acquisition by low-cost (<$50 US) miniature ...
    • A simulation model for long-term analysis of the electricity market 

      Or, İlhan; Paşaoğlu Kılanç, Güzay (European Council Modelling & Simulation, School Computing & Mathematics, Nottingham Trent Univ, Burton Street, Nottingham, Ng1 4Bu, England, 2006)
      After the liberalization of the electricity generation industry, capacity expansion decisions are made by multiple self-oriented power companies. Unlike the regulated environment, decision-making of market participants is ...
    • An analytic network process-based approach to concept evaluation in a new product development environment 

      Özdemir, Rifat Gürcan; Ayağ, Zeki (TAYLOR & FRANCIS LTD, 4 PARK SQUARE, MILTON PARK, ABINGDON OX14 4RN, OXON, ENGLAND, 2007-06)
      Selecting the best product concept is one of the most critical tasks in a new product development (NPD) environment. Making decisions at this stage becomes very difficult due to imprecise and uncertain product requirements. ...
    • An Integrated Approach To Evaluating Assembly-Line Design Alternatives With Equipment Selection 

      Özdemir, Rifat Gürcan; Ayağ, Zeki (Taylor & Francis Ltd, 4 Park Square, Milton Park, Abingdon Ox14 4Rn, Oxon, England, 2011)
      The design and implementation of assembly-line systems have been critical issues for companies since the first assembly-line was started at the Ford Highland Plant in 1913. From that time onwards, most companies have met ...
    • An integrated approach to evaluating conceptual design alternatives in a new product development environment 

      Ayağ, Zeki (TAYLOR & FRANCIS LTD, 4 PARK SQUARE, MILTON PARK, ABINGDON OX14 4RN, OXON, ENGLAND, 2005-02-15)
      As many companies have demonstrated over time, a conceptual design for a new product contributes greatly to an improvement in competitiveness, because it permits a reduction of costs, an increase in quality, and, often, a ...
    • An integrated approach to the one-dimensional cutting stock problem in coronary stent manufacturing 

      Özdemir, Rifat Gürcan; Aktin, Ayşe Tülin (Elsevier Science Bv, Po Box 211, 1000 Ae Amsterdam, Netherlands, 2009-07-16)
      This paper presents a two-stage approach for pattern generation and cutting plan determination of the one-dimensional cutting stock problem. Calculation of the total number of patterns that will be cut and generation of ...
    • An intelligent approach to ERP software selection through fuzzy ANP 

      Özdemir, Rifat Gürcan; Ayağ, Zeki (TAYLOR & FRANCIS LTD, 4 PARK SQUARE, MILTON PARK, ABINGDON OX14 4RN, OXON, ENGLAND, 2007)
      During the implementations of enterprise resource planning (ERP) systems, most companies have experienced some problems, one of which is how to determine the best ERP software satisfying their needs and expectations. Because ...
    • An Intelligent Approach To Machine Tool Selection Through Fuzzy Analytic Network Process 

      Ayağ, Zeki; Özdemir, Rifat Gürcan (Springer, Van Godewijckstraat 30, 3311 Gz Dordrecht, Netherlands, 2011-04)
      In this study, we utilize analytic network process (ANP), a more general form of AHP, for justifying stand-alone machine tools out of available alternatives in market due to the fact that AHP cannot accommodate the variety ...
    • Engineering the band gap of LaCrO3 doping with transition metals (Co, Pd, and Ir) 

      Polat, Özgür; Durmuş, Zehra; Coşkun, Fatih Mehmet; Coşkun, Mustafa; Turut, Abdulmecit (Springer, 233 Spring St, New York, Ny 10013 USA, 2018-03)
      Exceptional properties such as dielectric, ferroelectric, piezoelectric, magnetic, catalytic, and photovoltaic of perovskite materials open new doors to many groundbreaking discoveries for unique device ideas. These materials ...
    • Evaluating Machine Tool Alternatives Through Modified TOPSIS And Alpha-Cut Based Fuzzy ANP 

      Ayağ, Zeki; Özdemir, Rifat Gürcan (Elsevier Science Bv, Po Box 211, 1000 Ae Amsterdam, Netherlands, 2012-12)
      The problem of machine tool selection among available alternatives has been critical issue for most companies in fast-growing markets for a long time. In the presence of many alternatives and selection criteria, the problem ...
    • Frequency and temperature dependent electrical and dielectric properties of LaCrO3 and Ir doped LaCrO3 perovskite compounds 

      Polat, Özgür; Coşkun, M.; Coşkun, F. M.; Durmuş, Zehra; Çağlar, Müjdat; Turut, Abdulmecit (Elsevier Science Sa, Po Box 564, 1001 Lausanne, Switzerland, 2018-04-05)
      Perovskite oxide materials, especially perovskite lanthanum chromium oxide, LaCrO3 (LCO) have taken considerable attention among the scientists due to the changing optical, electrical, dielectric and magnetic properties ...