Arşiv ve Dokümantasyon Merkezi
Dijital Arşivi

Başlık için Fen Bilimleri Enstitüsü listeleme

Başlık için Fen Bilimleri Enstitüsü listeleme

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  • Use of precast and prestressed hollow core slabs in construction industry 
    Gündoğdu, Y. Zahit. (Thesis (M.S.)- Bogazici University. Institute for Graduate Studies in Science and Engineering, 1988., 1988.)
    Phy&ical and technical characteristics as well as the design procedures of the prestressed precast hollow core slab and wall elements are studied. It is intended to present for the convenience of practicing engineers, a ...
  • Use of prosody in speech recognition 
    Akarun, Lale. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1986., 1986.)
    Automatic speech recognizers which were once considered as "a dream of mad scientists" have shown considerable success in the last decade. What has made this success possible has been the use of sophisticated mathematical ...
  • Use of seawater as the mix water for concrete 
    Bilici, Senem. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2019., 2019.)
    According to the United Nations World Water Development Report in 2018, the global demand for water has been increasing at a rate of about 1% per year over the past decades as a function of population growth and economic ...
  • User clustering in multi cellular millimeter wave noma systems 
    Tuncer, Ahmet Ersel. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2020., 2020.)
    Nonorthogonal multiple access (NOMA) su ers from intra-beam interference in addition to inter-beam interference. Therefore, its performance is highly interference limited. However, implementation of NOMA on millimeter wave ...
  • User cooperative communications in ultra-wideband wireless networks 
    Yalçın, Cumhur Ozan. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    In this thesis, we consider the user cooperation in ultra-wideband (UWB) systems characterized by severe frequency selective channels. To circumvent this problem we present a space-time (ST) coded UWB system employing the ...
  • User selection and density based decision method for cooperative spectrum sensing in cognitive radio networks 
    Çimentepe, Gonca Eryiğit. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2009., 2009.)
    Radio spectrum is one of the scarce source and its importance is increasing in recent years due to rapidly developing new technologies. Today's wireless networks use fixed spectrum assignment policy which causes inefficient ...
  • User, device, orientation and position independent human acitivity recognition on smart phones 
    Üstev, Yunus Emre. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2015., 2015.)
    Smart phones equipped with a rich set of sensors are explored as alternative platforms for human activity recognition in the ubiquitous computing domain. However, there exist challenges that should be tackled before the ...
  • Using crosslingual information for keyword search in low resource languages 
    Yusuf, Bolaji. (Thesis (M.A.) - Bogazici University. Institute for Graduate Studies in the Social Sciences, 2018., 2018.)
    Keyword search (KWS) is a subtask of spoken content retrieval that aims to solve the problem of locating a written query within a large, unlabeled spoken doc ument. The dominant approach to KWS involves transcribing the ...
  • Using Dec-POMDP algorithms to solve multi-agent decision problems in robot soccer 
    Aşık, Okan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2012., 2012.)
    Decentralized Partially Observable Markov Decision Process (Dec-POMDP) is a recent mathematical framework which has been used to model multi-agent coordination and decision making. However, its real life applications are ...
  • Using genetic algorithms with lexical chains for automatic text summarization 
    Berker, Mine. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    With the rapid increase in the amount of online text information, it became more important to have tools that would help users distinguish the important content. Automatic text summarization attempts to address this problem ...
  • Using lagrangian relaxation and column generation for data clustering 
    Ayrancı, Mehmet. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2009., 2009.)
    Clustering is the organization of patterns, which are usually represented as vec- tors in multidimensional spaces, into a given number of groups with similar character- istics. It can be formulated as a mathematical ...
  • Using machine learning approaches to construct correlations for cohesive soils usins using in-situ and laboratory data 
    Mbarak, Waild Khalid. (Thesis (M.A.) - Bogazici University. Institute for Graduate Studies in the Social Sciences, 2017., 2017.)
    In a world where the sizes of construction sites are ever increasing and project deadlines ever reducing, the geotechnical engineer no longer has the time to properly conduct the necessary tests on the soil so as to come ...
  • Using machine learning to improve automated test generation 
    Köroğlu, Yavuz. (Thesis (Ph.D.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Underestimating the value of software testing had catastrophic results in recent history. Automated Test Generation (ATG) is an approach that aims to minimize the manual effort required for testing. This thesis aims to ...
  • Using Pade approximation in system modelling and simulation with state-space representation 
    Ceylan, Ülkü (Kolağasıoğlu). (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1992., 1992.)
    Today, in a variety of application the statistical characteristics of a system response is important in order for analysis and model the systems. In this study, we mainly made an investigation to the system analyzing and ...
  • Using polynomial approximations to discover qualitative models 
    Gerçeker, Reha Kamil. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2006., 2006.)
    The set of ordinary differential equations (ODE) of a physical system determines the precise numerical behavior that will be exhibited in the future. Abstracting an ODE into a qualitative differential equation (QDE) system ...
  • Using reviews on the web to predict box office success with machine learning methods 
    Sivrikaya, Burak. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2019., 2019.)
    Movie production is a serious undertaking that requires a significant amount of investment. The success of a movie, i.e., positive return on investment, can only be realized with a good performance at the box-office well after ...
  • Using sonar ears for robotic navigation 
    Erdem, Mustafa. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2010., 2010.)
    This thesis presents work on previously developed hardware module for in-air ultrasound measurements and analysis. Redesigned hardware and firmware enable real-time ultrasound echo measurements which are then transmitted ...
  • Using transformer networks for detection and normalization of named entities in biomedical texts 
    Pala, İlkay Ramazan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2021., 2021.)
    The increasing difficulty of retrieving relevant information from rapidly growing literature has raised the interest for natural language processing (NLP) systems in the biomedical domain. In many of these systems, detection ...
  • Utilization of carbon dioxide and methane via catalytic reforming reactions 
    Aydınoğlu, Şeyma Özkara. (Thesis (Ph.D.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    The overall purpose of this research study was to investigate new catalysts to produce synthesis gas via CO2 reforming of methane under optimized reaction conditions. The thesis consists of four parts. In the first part ...
  • Utilization of microalgae in green context :|adsorptive removal of ionic contaminants from aqueous media and production of microalgal bioplastics 
    Özgümüş, Beste. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2019., 2019.)
    Microalgae are known for their remarkable growth rates and adaptation capa bilities. In this study, microalgae were used as environmentally friendly materials for two different applications. The first part is focused on ...