Browsing Fen Bilimleri Enstitüsü by Title

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  • Hand tracking 
    Dicle, Çağlayan. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2007., 2007.)
    This thesis presents a hand detection and tracking system where hand is ini- tialized using the color clue and tracking is achieved with the integration of color and texture information. Three nonparametric skin classi ...
  • Handoff decision algorithms for rapidly deployable mobile infrastructure communication networks 
    Önel, Tolga. (Thesis (M.S.) - Bogazici University. Institue for Graduate Studies in Science and Engineering, 2002., 2002.)
    Mobile communication systems should use limited resources in an efficient and convenient manner. One way of achieving this is to use smaller cells in the expense of corresponding handoff and administration overhead.Several ...
  • Handover management algorithms in LEO satellite communication networks 
    Tüysüz, Ayşegül. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2006., 2006.)
    Since Low Earth Orbit (LEO) satellite constellations have important advantages over Geosynchronous Earth Orbit (GEO) satellite systems such as low propagation delay, low power requirements and more efficient spectrum ...
  • Handover with network slicing in 5G networks 
    Sevim, Kübra. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2021., 2021.)
    5G suggests many advantages but these advantages bring some problems to be solved. Network Slicing is one of the key concepts that 5G introduces. Slicing enables having multiple isolated virtual networks on top of the same ...
  • Handovers in wireless overlay networks 
    Yıldırım, Meltem. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2006., 2006.)
    Wireless Overlay Networks (WONs) are multi-layer networks in which mobile nodes (MNs) move freely within cells of the same overlay or between cells of different overlays. Such a structure provides global access to MNs ...
  • Hardware / software partitioning for custom instruction processors 
    Atasu, Kubilay. (Thesis (Ph.D.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2007., 2007.)
    In this thesis, we describe an integer linear programming (ILP) based system called CHIPS for identifying custom instructions given the available data bandwidth and transfer latencies between the base processor and the ...
  • Hardware acceleration for multiple sequence alignment of proteins 
    Ateşpare, İbrahim. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2019., 2019.)
    Multiple Sequence Alignment (MSA), which has been an active research area for a long time, is a computational task that is used in the field of bioinformatics. MSA for proteins involves the process of aligning three or more ...
  • Hardware and software development for robocup SSL robots 
    Esen, Huzeyfe. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    In Small Size League (SSL) which is one of the most dynamic and fastest competitions of RoboCup, a soccer game is played between two autonomous teams of 6 robots on a field of size 6050 mm 4050 mm. Because of this ...
  • Hardware implementation for 802.11b/g/n signal classification 
    Çetin, Ramazan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2019., 2019.)
    The number of devices which can communicate wirelessly are increasing with the technological improvements day by day. This situation causes congestion on electromagnetic RF spectrum. RF spectrum should be utilized e ciently ...
  • Hate speech detection in Turkish news using a transformer-based model enhanced with linguistic features 
    Yüksel, Atıf Emre. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Hate speech directed at ethnicities, nationalities, religious identities, and specific groups has increased not only in social media, but also in print media. This creates a need for automated hate speech detection systems ...
  • Heat kernel methods in many body problems 
    Erman, Fatih. (Thesis (Ph.D.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2010., 2010.)
    The main goal of this thesis is to construct a non-perturbative renormalization for several models in quantum mechanics and field theory by means of the heat kernel in two or three dimensional Riemannian manifolds and study ...
  • Heat transfer and flow behavior of carbon based nanofluids 
    Demirkır, Çayan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2019., 2019.)
    Thermal and rheological behaviors of the graphene-water nano uids are investigated experimentally. Nano uids with particle mass fraction from 0.025 to 2.0% are prepared by using PVP as surface active material and ...
  • Heat transfer coefficients for finned tubed coil immersed in agitated vessel 
    Kızılçeç, Fatma. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1986., 1986.)
    Heat transfer coefficients for agitated liquids in a flat bottomed vessel equipped with finned tube helical coil were determined over the 125-500r.p.m range of agitator speeds by using a flat paddle turbine impeller in ...
  • Heavy metal, surfactant, ligand interactions in soil remediation 
    Tunç, Hanife. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2007., 2007.)
    In this study, heavy metal-surfactant-ligand interactions and the effects of anionic and nonionic surfactants alone, two ligands alone, and combinations of these surfactants and ligands in the removal of heavy metals from ...
  • Heterogeneous photocatalytic activity of transition-metal cation impregnated TiO2 
    Rakshandeh (Bazargan), Parisa Deljouie. (Thesis (M.S.)- Bogazici University. Institute for Graduate Studies in Science and Engineering, 1993., 1993.)
    Irradiation of aqueous Ti02 dispersions containing metal ions with light of energy equal or greater than the bandgap of the catalyst. leads to a deposition on the semiconductor particle surface. This photodeposition process ...
  • Heuristic algorithms for scheduling in centralized cognitive radio networks 
    Eraslan, Başak. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    In this thesis we propose heuristic scheduling algorithms for the centralized, time slotted cognitive radio network (CRN) model in [1]. In the considered CRN scheme, a frequency f and time slot t pair constitutes a resource ...
  • Heuristic methods for continuous capacitated location-allocation and location-routing problems 
    Yumuşak, Sadettin. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2005., 2005.)
    In this work, we consider two problems and develop heuristic methods for theirsolution. The first one is the capacitated continuous location-allocation problem andcan be defined as locating facilities with capacities in ...
  • Heuristic methods for solving the sensor network localization problem 
    Lök, Emel Şeyma. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    Location information in sensor networks is necessary for some applications. When this information is not present, the locations of the sensors can be obtained by using the distance measurements among sensor nodes. However, ...
  • Heuristics for concolic sofware testing 
    Köroğlu, Yavuz. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2016., 2016.)
    Software testing is an essential part of the software development process. Concolic testing is an automated unit test generation technique which is a result of decades of study on making the automated testing scalable. ...
  • Heuristics for the probabilistic capacitated multi-facility weber problem 
    Durmaz, Engin. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2007., 2007.)
    In this study, we consider the probabilistic capacitated multi-facilityWeber problem with general distance functions and probability density functions where customer locations are assumed to be random variables. The aim ...

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