Browsing Fen Bilimleri Enstitüsü by Title

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  • A process variable study of apple pectin extraction 
    Dereboylu, E. Ayça. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1985., 1985.)
    Dried Amasya apple pomace was used for extraction of apple pectin in this process variable study. Process variables of the extraction process were chosen as extraction temperature, duration of the extraction and acidity ...
  • 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 ...
  • A proposal for a data base system for export companies in Turkey 
    Tanyü, Ahmet. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1984., 1984.)
    Nowadays, business activities in Turkey are performed mostly by means of manual Information Systems techniques and by the help of experienced teams and experts. The need for this kind of qualified personnel in organizations ...
  • A prospective secondary mathematics teachers's development of the meaning of the cartesian form of complex numbers 
    Saraç, Merve. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2016., 2016.)
    In thisstudy,Iarticulatehowaprospectivesecondarymathematicsteacher reconstructs complexnumbersuponthesetofrealnumbersinthecontextofthe solution setsofquadraticequations.Previousresearchhasindicatedthatonceasked the meaningof ...
  • A QM study on determination of vibrational frequencies of the surface coordinated species involved in CDRM 
    Karagöz, Burcu. (Thesis (M.A.) - Bogazici University. Institute for Graduate Studies in the Social Sciences, 2013., 2014.)
    The determination of the sites participating the reaction mechanism is of crucial importance in catalysis. Ni- and Co- based catalysts have been studied by our group for their activity in Catalytic Dry Reforming of Methane ...
  • A quest for the upstream activators of ochratoxin a (OTA)- induced MAPK/ERK1/2 
    Gül, Gizem. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2016., 2016.)
    Ochratoxin-A (OTA) is a mycotoxin, produced as a secondary metabolite by fungi belonging to Aspergillus and Penicillium genera. It has been recognized as a carcinogen in rodents and a possible carcinogen to humans. In our ...
  • A ramond-nevu schwarz string one end fixed 
    Arapoğlu, A. Savaş. (Thesis (Ph.D.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2005., 2005.)
    We study an open string with one end free and the other fixed on a D0-brane as a qualitative guide to the spectrum of hadrons containing one very heavy quark. We first consider the bosonic degrees of freedom, then introduce ...
  • A recent challenge in structural steel design: progressive collapse 
    Ergüçlü, Erdem. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    Progressive collapse is a structural design challenge which was discovered 45 years ago but gained awareness in recent years. It is defined by ASCE 7-05 as the spread of an initial local failure from element to element ...
  • A reconfigurable wearable slot antenna design suitable for smart glasses 
    Çil, Erdem. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2020., 2020.)
    Wearable devices are widely used in medical applications, particularly on the purpose of remote monitoring and examination of people's health. These devices form wireless links with other electronic devices to collect ...
  • A regional demand forecasting study for transportation fuels in Turkey 
    Atalay, Özlem. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2014., 2014.)
    Fuel demand in transportation sector has received considerable attention for the last decades. Population growth and economic development in the past few decades have caused a growing demand for fuel in transportation ...
  • A reinforcement learning approach for adaptive dispatching rule acquisition for automated guided vehicles 
    Aktürk, Yasemin Aylin. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2019., 2019.)
    There are continuous changes such as specification changes, equipment breakdowns, fluctuations in the customer orders that manufacturing systems of the 21st century have to deal with on a daily basis. Consequently, the ...
  • A reinforcement learning based controller to minimize forces on the crutches of a lower-limb exoskeleton 
    Utku, Aydın Emre. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    The majority of the metabolic energy consumption of a lower-limb exoskeleton user comes from the upper body effort, since the lower body can be considered to be passive. However, the upper body effort of lower limb exoskeleton ...
  • A risk assessment model with analytic network process in commercial real estate development projects 
    Yetişkin Elibol, Ayça. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2019., 2019.)
    Risks and uncertainties are of rapidly growing concern in commercial real estate development (CRED) projects, a ect all stages of the projects from feasibility, conceptual design to handover period. All the risks and ...
  • A rule - based approach for converting Wikipedia content into semantic relations 
    Aydın, Nihal Yağmur. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2016., 2016.)
    In this thesis, we propose a method for conversion from natural language into semantic relations. In this research, we focus on text written in highly unstructured form. The method is based on analysis of grammatical ...
  • A scheduling model for centralized cognitive radio networks 
    Gözüpek, Didem. (Thesis (Ph.D.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2012., 2012.)
    In this thesis, we present a scheduling model for centralized cognitive radio networks. Our model consists of a set of schedulers that focus on the data transmission of the secondary users and determine with which frequency, ...
  • A scheduling problem in copper wire industry 
    Zümbülcü, Noyan. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2010., 2010.)
    This thesis addresses the problem of scheduling jobs on two stage unrelated parallel machines with job sequence dependent setup times so as to minimize the defined objective function in copper-wire industry. The study of ...
  • A scorm compliant course framework for distance learning 
    Sönmezer, Barış İbrahim. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2004., 2004.)
    The purpose of the thesis is to construct a distance learning system for the educational content of the CMPE 150 course named "Introduction to Computing". Actually, a framework has been developed to transport other ...
  • A search for vector-like leptons in ATLAS Run 2 data 
    Örgen, Bora. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2021., 2021.)
    The search for pair-produced heavy iso-singlet leptons predicted by Grand Unified Theory (GUT) based on group E6 is detailed in this study. The discovery channel through which the search has been conducted is pp→L_e L ...
  • A semantic sentence similarity estimation approach for the biomedical domain 
    Soğancıoğlu, Gizem. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2016., 2016.)
    During the last decades, the use of semantic text similarity has been adopted as a major component in many Natural Language Processing tasks, including text retrieval, summarization, and document categorization. Integration ...
  • A seq2seq transformer model for Turkish spelling correction 
    Batmaz, Şahin. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Natural language processing (NLP) is a fascinating area of artificial intelligence. It allows humans to interact with machines through natural language. There are two main concepts in NLP model architectures, namely input ...

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