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Browsing M.S. Theses by Author "Barlas, Yaman."

Browsing M.S. Theses by Author "Barlas, Yaman."

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  • A dynamic analysis of long term impacts of genetically modified crops on agriculture 
    Tan, Burcu. (Thesis (M.S)-Bogazici University.Institute for Graduate Studies in Science and Engineering, 2005., 2005.)
    In this study, two simulation models are built to study the long term usefulness ofgenetically modified agriculture via two GM crops: insect resistant (Bt-corn) and herbicide tolerant (HT canola). Using system dynamics ...
  • A dynamic interactive simulator for competitive managment in mobile communications market 
    Çakacıaslan, Mehmet Serdar. (Thesis (M.A.) - Bogazici University. Institute for Graduate Studies in the Social Sciences, 2018., 2018.)
    In this research, market share competition between two firms in mobile telecom munication industry is examined. Companies’ decisions on pricing and investment strategies affect each other and create complex dynamic behaviors ...
  • 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 ...
  • A dynamic simulation model for long-term hypertension progression 
    İncioğlu, Fırat. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2006., 2006.)
    Dynamics of blood pressure over the life span of human beings demonstrates a growth path. The most significant theories which aim to explain this trend adopt a kidneydependent approach. Structural reductions in the size ...
  • A dynamic simulator for strategic management in service sector 
    Çırak, Korkut. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1999., 1999.)
    The main objective of this research is to construct an interactive dynamic simulation model on which the strategic management of an insurance company, concerning the interactions between the technical departments of the ...
  • A Dynamic simulator for the management of disorders of the body water metabolism 
    Karanfil, Özge. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2005., 2005.)
    Regulation of the body water and its appropriate distribution between compartmentsnecessitates an understanding of two homeostatic systems: the system that regulates theextracellular (EC) sodium concentration/body water ...
  • A methodology for statistical sensitivity analysis of system dynamics models 
    Hekimoğlu, Mustafa. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2010., 2010.)
    Simulation models consist of many di erent components that analysts cannot estimate in perfect precision and results are always subject to some level of uncertainty. So, sensitivity analysis of system dynamics models should ...
  • A simulation model for blood cholesterol dynamics and related disorders 
    Demirezen, Emre Muzaffer. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2009., 2009.)
    Cholesterol metabolism and other factors affecting its dynamics comprise a complex system which includes genetics of the person, diet, exercise, and drugs. High concentrations of cholesterol are related with higher risk ...
  • An interactive dynamic simulation model of a university management system 
    Diker, Vedat Güçlü. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1995., 1995.)
    The main objective of this research is to construct an interactive simulation model, on which a range of problems concerning the academic aspects of a university management system can be analyzed and certain policies for ...
  • Application of genetic algorithms to analysis and policy design in system dynamics 
    Eksin, Ceyhun. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2009., 2009.)
    System Dynamics is a methodology to build valid models of systems in order to come up with policies to improve their dynamic behaviors. Search algorithms are increasingly being used in model building, validation, sensitivity ...
  • Development of tolerance and dependence in barbiturate use: a systems modeling approach 
    Konuray, Ali Osman. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    A system dynamics model is constructed to study the development of tolerance and dependence to phenobarbital in prolonged use. Phenobarbital is a sedative barbiturate drug whose target of action is the brain. Although its ...
  • Dynamic analysis of false information spread over social media : 5G-covid 19 conspiracy theory 
    İrsoy, Orkun. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    The spread of false information via online social networks is a critical societal issue with various potential harms. Although there are huge efforts both in research and application to mitigate this problem, it persists ...
  • Dynamic impacts of performance based payment system on public hospitals in Turkey 
    Meker, Tuğrul. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    The goal of pay for performance (P4P) system in healthcare is to increase the efficiency of healthcare resources by paying physicians and hospitals for performance. Ministry of Health in Turkey has implemented P4P since ...
  • Dynamics and management of vector-borne viral epidemics 
    Durak, Gizem. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    In this thesis, we model the dynamics of vector-borne viral epidemics. We choose dengue fever as the specific viral epidemic for the study, which is a mosquito-borne viral infection caused by the dengue virus. Dengue virus ...
  • Dynamics of municipal solid waste and landfill areas of Istanbul 
    İlbahar, Esra. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2016., 2016.)
    Waste management is a critical issue, and municipal solid waste constitutes a considerably important part of the waste that should be properly handled. With rapidly increasing population, urbanization and industrialization ...
  • Estimating causal relations of dynamic models from real-life data 
    Tellioğlu, Nefel. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2019., 2019.)
    In System Dynamics method, one tries to use data as much as possible, since model construction time and subjectivity can be reduced by the data analysis. In this research, our focus is the use of data analysis in (1) ...
  • Generic dynamic pattrens: testing by empirical evidence 
    Soylu, Sercan. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2006., 2006.)
    Validation in system dynamics (SD) models can be classified into two major groups, structure and behavior validation. While behavior validation involves comparison of the model output with the real data, the structural ...
  • Modeling the dynamics of a food product life cycle for a given age group 
    Seyman, Derya. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2006., 2006.)
    In this study, a simulation model is built to study the dynamics of a food product for a given age group by using system dynamics modeling methodology. The model deals with a food product targeted to children between two ...
  • 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 ...
  • Modeling the dynamics of blood pressure under the sleep apnea effect 
    Özgün, Kazım. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2019., 2019.)
    In this study, a dynamic system modeling to analyze blood pressure disorders under the sleep apnea effect is carried out. As a first step, the basic variables of the blood pressure system and the causal relationship between ...

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