Browsing Fen Bilimleri Enstitüsü by Title

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  • Query-by-sing sistem for Turkish sign language broadcasts 
    Kadam, Jülide Gülen. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2019., 2019.)
    Sign based query search system is a specialized type of query by example search system. The main objective of this study is to locate visual query sign from large video dataset. This study is a baseline of a query by sign ...
  • Question analysis and information retrieval for a Turkish question answering system: 
    Derici, Caner. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2014., 2014.)
    This study describes and evaluates the techniques we developed for the question analysis and information retrieval (IR) module of a closed-domain Turkish factoid Question Answering (QA) system that is intended for high-school ...
  • Quotients of Hom-functors 
    Bilgin, Zehra. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2012., 2012.)
    Quotients of Hom-functors are functors of the form HomR(P;{u100000})=HomR(P;{u100000})J where P is a projective R-module and J is a certain ideal of the endomorphism ring of P. These functors were used by R. Dipper in the ...
  • Radar cross section of arbitrary shared multilayered objects 
    Küstür, Sabri. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2006., 2006.)
    This thesis is about Radar Cross Section (RCS) of arbitrary shaped multilayered objects. Arbitrary shaped objects have an important place in the study and application of Radar technologies. Aircrafts, missiles, vegetation ...
  • Radar cross section simulations of arbitrary shapes 
    İstemi, Oya. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    This thesis is about the Radar Cross Section measurements of arbitrary shapes. The progress in radar cross section measurements is strongly related to the progress in Radar technology. Arbitrary shapes, such as aircrafts, ...
  • Radar data acquisition and processing system for UAV positioning applications 
    Başpınar, Ömer Oğuzhan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Small drones have started to be utilized by researchers for applications such as object tracking, imaging and remote sensing as they become more available, inexpen sive and capable with the advancements in sensor and UAV ...
  • Radial basis function model of navier - stokes equations for water waves 
    Tokmak, Yavuz. (Thesis (Ph.D.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2018, 2018.)
    In this study a numerical model using the radial basis function collocation method (RBFCM) is developed for water wave propagation described by the Navier-Stokes equations. For the test cases, two dimensional horizontal ...
  • Radiation damage monitoring in Hadron Forward calorimetry 
    Zöğ, İrem. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2019., 2019.)
    Placed at high absolute pseudorapidity, Hadron Forward (HF) calorimeters are exposed to high energy particles more than other parts of the CMS HCAL detector in CERN. Radiation resulting from high energy particles lead to ...
  • Radical polymerization of dimethylacrylamide (DMAM): a computational study 
    Kura, Berkehan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2015., 2015.)
    Since free radicals are highly reactive species, free radical polymerization proceeds fast and high molecular weight polymers are synthesized in a short period of time. This fact makes free radical polymerzation favored ...
  • Radicals of incidence algebras 
    Çanakçı, İlke. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2007., 2007.)
    The incidence algebra of a locally finite partially ordered set X; with the partial ordering "≤", over a ring with identity T is defined as the set of all mappings f : X x X ---T where f(x; y) = 0 for all x; y 2 X with x ...
  • Radio direction finding & smart antennas 
    Kebeli, Murat. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2016., 2016.)
    In this thesis, Radio Direction Finding (DF) and Smart Antennas are studied. DF refers to the science of determining the location of radio transmission sources. A DF system uses the characteristics of the radio signal such ...
  • Radio frequency energy recovery for particle accelerators 
    Yıldız, Veli. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    During the operation of particle accelerators considerable amount of power coming to RF cavities is converted to heat in load resistors placed after RF cavities. When the CERN’s Super Proton Synchrotron is analyzed as an ...
  • Radio map estimation with neural networks and active learning for indoor localization 
    Güler, Sıla. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2018., 2019.)
    In this thesis, a practical indoor localization technique is proposed. In contrast to the state of art approaches, this practical approach does not deal with the multi path problems and shadowing effects of electromagnetic ...
  • Random number generation using chaotic dynamical maps 
    Özören, Ali Rıza. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    Random numbers are necessary basic ingredients for simulation and modeling. Currently, linear congruential generators (LCGs) are typically used as random number generators (RNGs), which generate pseudorandom numbers (PRNs) ...
  • Randon discriminative projection-based feature selection for computational paralinguistics 
    Özkaptan, H. Tuğçe. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2014., 2014.)
    Computational paralinguistics deals with the underlying meaning of the verbal messages. Understanding the meaning of verbal messages provides interpreting spoken content and behaving accordingly like humans. It allows us ...
  • Ranking semantic web services using semantic-distance information 
    Şenvar, Mehmet. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2006., 2006.)
    World wide web will gain its full power when semantic meta-data descriptions are added and automatic processing of the web is realized. Web services gained importance in the e-commerce era in recent years. As the number ...
  • Rapid seismic screening of reinforced concrete buildings using energy-based principles 
    Darılmaz, Ahmet Mehdi. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Seismic evaluation methods were developed and employed in seismic design codes for the purpose of avoiding life loss in the aftermath of earthquakes. The high death and economic toll from previous earthquakes highlight the ...
  • Ray-disc intersection based ray tracing for point clouds 
    Yücel, Ozan. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2009., 2009.)
    This thesis presents a method for direct ray tracing of point sampled surfaces. This allows to render high quality images using unstructured point-sampled data. An oriented disc is placed at each point and rays are tested ...
  • Reactions of dichlorozirconocene with nitrogen containing heterocycles and related compounds 
    Ünal, A. Özge Akdeniz. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1999., 1999.)
    In this study the reaction of 16 e- system, dichlorobiscyclopentadienyl- zirconium(IV) with N-containing, S-containing and thioamide containing ligands were studied. In the presence of a non-coordinating solvent, CH2Cl2, ...
  • Reactive and 'clickable' hydrophilic nanofibers as novel biomaterials 
    Kalaoğlu Altan, Özlem İpek. (Thesis (Ph.D.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2017., 2017.)
    Among many other nanomaterials, polymeric nanofibers have gained attraction in biomedical applications due to their unique properties such as high surface area, porosity and physical resemblance to the extracellular matrix. ...

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