Fen Bilimleri Enstitüsü: Recent submissions

  • Multi-level production planning for multi-location chemical company 
    Gökçe, Emre. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    We investigate the decision-making process at a chemical company which is a major soda manufacturer having three production facilities in different countries. The company is one of the top ten largest soda producers in the ...
  • Analysis of inventory policies under estimation of demand parameters 
    Bozkaya, İrem Cansu. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    The aim of this thesis is to analyze the estimation performance for different characteristics of data in different supply chain systems. In this study, we analyze two different systems. The first section of this thesis ...
  • Integer programming formulations and cutting plane algorithms for the maximum selective tree problem 
    Onar, Ömer Burak. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    This thesis considers the Maximum Selective Tree Problem (MSelTP) as a gen eralization of the Maximum Induced Tree problem. Given an undirected graph with a partition of its vertex set into clusters, MSelTP aims to choose ...
  • Joint replenishment and pricing of a single product under exchange rate uncertainty 
    Koyucan, Gizem Güneş. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Purchasing cost uncertainty in the future subject to exchange rate fluctuation is modeled as a markov chain transition matrix, and it is combined with supply chain profit maximization problem. This problem is modeled as a ...
  • Designing an efficient storage location assignment approach for through-flow warehouses 
    Görür, Fırat. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Order placement and retrieval operations in a warehouse with separated incom ing and outgoing storage handling areas are analyzed. An approach, which consists of a model and a heuristic algorithm, is devised in order to ...
  • Option pricing under stochastic interest rate 
    Işık, Mert. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    This study proposes a newly generated model to price options under a stochastic interest rate environment. The developed model introduces a numerical procedure with the arbitrage-free condition by working on a binomial ...
  • Routing in trucking service network design problem with transsipments and driver regulations 
    Özgürbüz, Ekin. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Most of the large transportation companies are currently trying to have the scale to operate their middle-mile or long-distance transportation plans, while using both their resources and outsourced vehicles. The aim is to ...
  • Deep learning approaches for multi-site wind power forecasting in the West Aegean region of Turkey 
    Sarıkaya, Mert. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Wind energy is one of the most economical and promising ways of producing renewable energy among today's technologies. But the uncertainties arising from the chaotic nature and the variability of weather events are major ...
  • Exact solution methods for the assignment problem with conflict constraints 
    Arslan, Elif. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    The Assignment Problem with Conflict Constraints (APC) deals with finding a maximum weight assignment in the presence of incompatibilities. The incompatibilities are constituted by the conflicting edge pairs such that both ...
  • 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 ...
  • Analysing the efficacy of feature elimination and adaptive sampling in meta-model based exploration of agent-based simulation models 
    Yıldız, Ecemnaz. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    In this thesis, an advanced procedure is constructed to investigate agent-based simulation models. A meta-modeling approach, that utilizes adaptive sampling and feature elimination methods is used in the proposed procedure. ...
  • 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 ...
  • Dynamic analysis of public health insurance programmes 
    Güz, Şanser. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Effectiveness and continuity of public health insurance systems are facing signif icant threats from structural and demographic challenges such as principle-agent prob lems and population aging. In this thesis, we construct ...
  • Multiple queues with simultaneous arrivals 
    Emre, Toygar. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Queuing theory problems have been the topic of deep research owing to the fact that so many difficulties are in existence and their significance in real life cases can not be ignored. Those problems can be observed in ...
  • Statistical postprocessing of local numerical weather prediction model forecasts using deep learning 
    Kıvrıl, Yaşar Harun. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Accurate weather forecasts play a crucial role in many decision- making processes. Currently, the main supply of weather forecasts is numerical weather prediction (NWP) which solves physical equations to predict future ...
  • Oblique random forest algorithm using lasso regression for wind power forecasting 
    Tabak, Burak. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    With the increasing trend towards the use of renewable energy sources, wind power has been the subject of many researches. Wind power has stochastic nature due to uncertainties in atmospheric conditions, especially in wind ...
  • A comparative analysis of different expectation models for the El Farol Bar problem 
    Çetiner, Burak. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    The El Farol Bar Problem is first discussed by W. B. Arthur (1994) and he presents this problem to introduce a new field that he names as “complexity economics”. The El Farol Bar Problem is widely used in the literature, ...
  • Deep packet inspection methods for network intrusion detection and application classification 
    Ateş, Çağatay. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Deep packet inspection methods have become more sophisticated with the rapidly developing technology. To understand the condition of the network, many different packet inspection techniques have been evolved. Newly developing ...
  • Advanced techniques for cooperation and physical layer security in visible light communications 
    Su, Nuğman. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Visible light communications (VLC), enabling high-rate data transfer over the idle visible light spectrum, can contribute to alleviating the congestion problem ac cumulating in the radio-frequency spectrum. This thesis ...
  • Novel positive and negative active inductor circuit designs 
    Özaydın, Ahmet Mustafa. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Inductor is one of the main passive elements in electronics. It has a significant role in designs and are being used in electrical circuits widely. However, physical inductors have considerable drawbacks which limit their ...

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