Endüstri Mühendisliği: Recent submissions

  • A dynamic simulation model for long term bone mass homeostasis and osteoporosis 
    Herdem, Canan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    Osteoporosis is a skeletal disorder related to low bone mass and increased risk of fracture. Although it is seen in both sexes, the disease is more prevalent among women after menopause. Decreased estrogen level, altered ...
  • An application of integrated staffing and shift optimization for a call center 
    Ertaban, Cihangir. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    Inbound call center problems need decisions in four main areas; the number of incoming calls, necessary number of agents to handle these calls, shift starting times for the operations and the number of agents to be allocated ...
  • Evaluation of energy supply-demand balance and CO2 emissions from the transport sector in Turkey based on technologically detailed MARKAL based energy modeling 
    Cirit, Faruk. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    Global warming has been one of the main concerns all over the world in the last decades and this phenomenon gave rise to the increase in the studies and research on GHG (Greenhouse Gases) emissions, CO2 in particular. This ...
  • Due date assignment with family setups 
    Sertdemir, Sevilay. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    This study considers the single machine due date assignment problem involving dynamic arrivals and family setups. A rolling horizon approach following periodic rescheduling strategy is developed to quote due dates. At speci ...
  • A bilevel partial interdiction problem with capacitated facilities and demand outsourcing 
    Akca, Sema Şengül. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    The bilevel partial interdiction problem with capacitated facilities and demand outsourcing involves a static Stackelberg game between a system planner and a potential attacker. The system planner (defender) is responsible ...
  • Integrated production planning, shift planning and detailed scheduling in a tissue paper manufacturer 
    Teksan, Zehra Melis. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    The thesis is about the implementation of an integrated planning system in a large tissue paper manufacturer in Turkey. The manufacturer operates over four production facilities in di erent geographical locations where two ...
  • Optimal decomposition of IMRT fluence maps using combinatorial benders cuts 
    Çevik, Mücahit. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    The main aim of this thesis is to determine optimal decomposition of Intensity Modulated Radiation Therapy (IMRT) uence maps using rectangular apertures. A uence map can be represented as an integer matrix, which denotes ...
  • Modeling and analysis of sustainable product development 
    Gökyıldız, Saliha Sena. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    In this thesis, a methodological approach for sustainable product development is proposed. It consists of three fundamental phases which employ Life Cycle Assessment (LCA) and Life Cycle Costing (LCC), Quality Function ...
  • Four heuristic solution procedures to the travelling salesman problem and an application to the multi-depot vehicle routing problem 
    Tovya, Yasef. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1983., 1983.)
    This study consists of two parts. In the first part, four heuristic algorithms for solving the Travelling Salesman Problem (TSP) is developed. Given a graph, the first algorithm forms a subgraph in which the necessary ...
  • Development of an object oriented mathematical modeling system 
    Atmaca, Tuğba. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    In this study, ICRON, which is a tool supporting object oriented mathematical programming, is partially developed in order to reduce the workload during the modeling and solving process of large scale optimization problems. ...
  • Bilevel maximal covering problem for location, relocation and protection planning of public service facilities 
    Keçici, Serhat. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    In this study, we consider the design problem of a public service facility network with existing facilities when there is a threat of possible terrorist attacks. The aim of the system planner, who is responsible for the ...
  • Analysis of rolling horizon method and end-of-horizon effects in aggregate planning systems 
    Dökük, Semiha. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    A computer model is built to simulate master production scheduling activities in uncapacitated single item single level production system under demand uncertainty in a rolling time horizon environment. The output from the ...
  • Leasing and remanufacturing strategies with pricing and inventory control 
    Demirok, Nurcan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    We consider infinite horizon inventory policies for a company which satisfies customer demand by either selling or leasing a product. If the product is leased, it can be leased for a different number of periods. The customer ...
  • Analysis of single and two-echelon inventory systems under disruptions in supply 
    Tomsuk, Damla. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    In this thesis, we analyze two different models. In the first model, we consider a two-echelon supply chain with a supplier, a manufacturer and two retailers. The manufacturer is subject to non-stationary supply disruptions. ...
  • Modeling the dynamics of academic publications and citations 
    Önsel, Nisa. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    Publication performance of researchers in scienti c institutions is evaluated with some performance criteria for purposes like promotion, tenure or funding decisions. However, there is a common concern that measuring ...
  • Simulation of the vessel traffic in the strait of Istanbul 
    Özlem, Şirin. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    Turkish Straits are of vital importance for Turkey since they interconnect the Mediterranean Sea and Black Sea. In particular the Istanbul Strait which is one of the narrowest and busiest waterways in the world (more than ...
  • Modeling of customer satisfaction in call centers 
    Aslantaş, Yeliz Leyla. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2010., 2010.)
    The customer satisfaction becomes a key element in the service sector in the 21st century. Many companies prefer to contact their customers through call centers in order to give service in a cost effective way and retain ...
  • Methods for daily forecasting 
    Tuğrul, Özge. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2010., 2010.)
    For many branches of business daily forecasting constitutes an important activity, since future plans are made or decisions are taken according to the future expectations. This thesis provides a comparison of different ...
  • A profitability analysis of product sales and leasing in supply chains 
    Demirayak, Caner. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2010., 2010.)
    As a result of marketing policies based on cheaper and less durable products with short life cycles, the consumption and disposal rates have increased and therefore many developed countries introduce laws and regulations ...
  • Mathematical modeling and optimization of vessel route selection and refueling decisions 
    Samur, Başak. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2010., 2010.)
    Maritime transportation is a volatile and growing sector. In order to survive in this competitive sector, maritime companies have to continuously strive for lower costs in performing vessel operations. Today, fuel (bunker) ...

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