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Browsing Elektrik- Elektronik Mühendisliği by Title

Browsing Elektrik- Elektronik Mühendisliği by Title

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  • Distributed denial of service attack detection using density based clustering and information fusion techniques 
    Bayındır, Muhammet Fatih. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2019., 2019.)
    The devices in networks are constantly under numerous attack threat in today’s complex internet world. DDoS is the well-known type of attack since it is easy to launch and disrupt the target traffic. Attackers can implement ...
  • Distributed detection and decision fusion using particle filter concepts 
    Mamıkoğlu, Umut. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2014., 2014.)
    In this thesis, a distributed detection and decision fusion system that operates under non Gaussian noise with unknown parameters is developed. The main objective is to nd decision rules for the local detectors and the ...
  • Distributed group consensus in multi - agent networks 
    Erkan, Özlem Feyza. (Thesis (Ph.D.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2017., 2017.)
    Recent advances in computing and communication technologies have led to considerable progress in multi-agent networks. A variety of applications ranging from social networks to intelligent transportation systems makes the ...
  • Distributed spectrum sensing via energy detection in cognitive radios 
    Altay, Can. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    Energy Detection is widely studied spectrum sensing system to detect signal energy due to its simplicity and lack of requirement signal characteristics. This thesis focuses on two main problems on distributed detection of ...
  • Distributed synchronization in delayed and topology varying networks 
    Cihan, Onur. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2009., 2009.)
    There are numerous network applications where nodes require a common notion of time, and as such distributed synchronization is an important task in topology varying networks. In this thesis, we introduce a well known ...
  • Disturbance decoupling in linear time invariant systems 
    Çevik, Mehmet Kamil Külmiz. (Thesis (M.S.)- Bogazici University. Institute for Graduate Studies in Science and Engineering, 1984., 1984.)
    Disturbance decoupling and disturbance decoupled estimation problems in linear, time invariant, dynamical system are studied In a common framework using geometric approach. The basic solvability question is investigated ...
  • Domain-specific keyword spotting 
    Haznedaroğlu, Ali. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2007., 2007.)
    In large vocabulary continuous speech recognition based keyword spotting applications, language modeling directly affects the system performance. In this study, a keyword adapted language model is proposed and a Turkish ...
  • DOS attack mitigation in IOT 
    Çel, Ömer. (Thesis (M.A.) - Bogazici University. Institute for Graduate Studies in the Social Sciences, 2018., 2018.)
    In recent years, IOT applications have entered the world of information rapidly and are becoming more and more active every day. The number of end devices in the IOT has increased exponentially with respect to the previous ...
  • Duration analysis and modelling for Turkish text to speech synthesis 
    Şayli, Ömer. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2002., 2002.)
    Naturalness in TTS systems plays a big role in the acceptability of the TTS synthesis outputs. Rhythm, intonation, stress pattern, pitch and duration (timing) are the most important parameters which effect naturalness of ...
  • EEG source localization in an economic motivation game 
    Kazanç, Mehmet Emin. (Thesis (M.A.) - Bogazici University. Institute for Graduate Studies in the Social Sciences, 2018., 2018.)
    In this study, the correlations between EEG sources in multiple brain areas and the performance feedback in a motivation game were studied. EEG data were collected from 14 (6 male, 8 female) participants with 19 channels ...
  • Effects of data duration, model size and session variability on speaker verification performance 
    Dikici, Erinç. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2009., 2009.)
    Speaker verification is one of the most challenging branches of biometric authentication. Covering a wide spectrum from security services to law enforcement, speaker veri cation systems are employed in phone banking, ...
  • Effects of lossy compression on face recognition algorithms 
    Kamaşak, Mustafa. (Thesis (M.S.)- Bogazici University. Institute for Graduate Studies in Science and Engineering, 1999., 1999.)
    Face databases can consist of a few hundreds of face images to thousands, even millions. Because of storage and banwidth limitations, face databases are maintained under compressed domain. One of the related problems is ...
  • Effects of reverberation on monaural speech separation and recognition 
    Kurçenli, Hakan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    Speech recognition is an active area of research with implementations spanning from commercial to medical applications such as hearing aids. Recognition of speech signals is studied for decades and a lot of progress has ...
  • Efficient yield estimation using rare event simulation techniques on analog design automation tools 
    Çamlı, Alphan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2016., 2016.)
    With the improvements in fabrication processes, electronic circuit designers have begun to design complex circuits which consist of multibillion transistors. But, as circuit complexity increases, the silicon complexity ...
  • Electromagnetic (Eddy current) nondestructive testing of nonferrous metal tubes and rods 
    Altay, Tamer. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1981., 1981.)
    In this thesis, nondestructive testing of nonferrous metal tuhings and rods has been-investigated by employing eddy currents. Especially the detection of cracks within the metal bodies and on the surfaces, electromagnetic ...
  • Electromagnetic shielding of a building: |modelling and measurement 
    Karacagil, Piraye. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Sciences and Engineering, 1997., 1997.)
    In this thesis, shielding effectiveness of a building is calculated by using a multilayer model and compared with the results of the measurements taken inside a building. The computer program used for this objective has ...
  • Electronic tunability in analog filters 
    Metin, Bilgin. (Thesis (Ph.D.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2007., 2007.)
    In the beginning years of the analog design, discrete components were being used in the analog design procedures. After manufacturing, trimmer capacitors and potentiometers were used for electronic tunability to compensate ...
  • Electroplating RF mems resonators and optical characterization 
    Kouhani, Mohammad Hossein Mazaheri. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2014., 2014.)
    Magnetic resonance imaging (MRI) is an advantageous imaging platform for endovascular interventions due to its higher safety and performance comparing with other imaging techniques. Localization of the catheter under MRI ...
  • Embedded system implementation for real-time control of ankle foot orthosis 
    Bayraker, Melih. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2019., 2019.)
    Exoskeletons are widely used to restore and augment human movements, and the global smart exoskeleton market has been rapidly growing because of the need for efficient rehabilitative and assistive purposes. One of the most ...
  • Empirical analyses on portfolio optimization strategies 
    Yılmaz, Efe Doğan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2012., 2012.)
    In this study, the success of the application of control engineering approaches to the nancial portfolio construction problem are investigated empirically. Often, the aim of the investor is to maximize the returns while ...

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