M.S. Theses: Recent submissions

  • Ermiş, Beyza. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2012., 2012.)
    Link prediction is the problem of inferring the presence, absence or strength of a link between two entities, based on properties of the other observed links. In the literature, two related types of link prediction problems ...
  • Güney, Fatma. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2012., 2012.)
    Automatic facial expression recognition is a popular research topic due to its interesting applications in a wide variety of areas. The existing studies have achieved high accuracies in various formulations of the same ...
  • Çelik, Safiye. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2012., 2012.)
    Multiway clustering is a popular analysis method due to its several potential applications. Various techniques have been developed to cluster di erent entities of a data matrix simultaneously by taking relational entries ...
  • Kuran, Mehmet Şükrü. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2012., 2012.)
    Nanonetworking is a new communication paradigm that focuses on communication between nanomachines. Among the various methods that are being proposed in the context of this paradigm, we focus on the Communication via Diffusion ...
  • Akar, Sezer. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2012., 2012.)
    The specification of software structures that conform to specific software architectures is the first step in software design during software development. Software structure may be the first design artifact that becomes ...
  • 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 ...
  • Soğancı, Ruhsar. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2004., 2004.)
    Automatic user identification is an indispensable part of today's computer based applications. Passwords and keys are common solutions due to their ease of implementation and low cost, but these solutions also contain the ...
  • Biçici, Ufuk Can. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2012., 2012.)
    Shadowing terrains is a challenging problem. Mainstream shadowing algorithms like shadow volumes and shadow maps, do not work very well with height map geometry. Shadow volumes need silhouette extraction which is a very ...
  • Sönmez, Çağatay. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2012., 2012.)
    The availability of low-cost camera hardware has enabled the Wireless Multimedia Sensor Networks (WMSNs), and has made it possible to develop multimedia applications such as surveillance systems, traffic control systems, ...
  • Çelik, Kerem. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2012., 2012.)
    By the huge increase of data volume in the digital environment and the machine learning techniques, studies on automatic categorization of text documents is increased. Text categorization is simply assigning prede ned label ...
  • Bozkurt Gönen, Gül Efşan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2012., 2012.)
    Many financial organizations such as banks and retailers use computational credit risk analysis (CRA) tools heavily due to recent financial crises and more strict regulations. This strategy enables them to manage their ...
  • Erdoğan, Göker. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2012., 2012.)
    Outliers are those instances in a sample that deviate signi cantly from the others. Their identi cation bears much importance since they carry valuable and actionable information in many real life scenarios. Spectral methods ...
  • Sağlam, Pınar. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2012., 2012.)
    This thesis documents a study in which new algorithms are developed for geometry based hand vein biometry. Hand vein patterns are assumed not to change over time except in their size, and they are unique to each individual, ...
  • Özsert, Cüneyd Murad. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2012., 2012.)
    Determining polarity of words is an important task in sentiment analysis with applications in several areas such as text categorization and review analysis. In this thesis, we propose a multilingual approach for word ...
  • Çelebi, Hüseyin Burak. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2012., 2012.)
    Social networks are one of the most signi cant information sources on the Internet. People share information, their feelings, their opinions and interesting links. A microblogging system is a special kind of social network ...
  • Özen, Hasan Çağan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2012., 2012.)
    This work concerns the numerical solutions of the direct obstacle scattering problem in R2. To this end, we formulate the problem as an equivalent integral equation. We then review the fundamental numerical methods such ...
  • Torun, Mustafa. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2012., 2012.)
    With the help of the graphical user interfaces (GUI), young people or everyday-computer-users can easily get accustomed to the various digital devices. However, acceptability of GUIs by elderly, as the rapidly growing group ...
  • Yümlü, Mustafa Serdar. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2004., 2004.)
    Stock markets play a very significant role in the economy of capitalist countries. Millions of people trade everyday in order to have more and more profit. At this point, being able to know the future of the market gets ...
  • Çakıroğlu, Kerem R. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2012., 2012.)
    A series of numerical models have been developed to study sloshing in 2D and 3D Rigid Tanks. The problem is approached with Potential Flow Theory and Laplace’s equation is solved with Neumann type lateral and bottom boundary ...
  • Topgül, Muhammed Oğuzhan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2012., 2012.)
    A web crawler can be defined as automated software that extracts website maps by visiting all the links in a website. Website map extraction process can be used to build a basis for a web attack. Hence, crawling plays an ...

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