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Browsing Elektrik- Elektronik Mühendisliği by Title

Browsing Elektrik- Elektronik Mühendisliği by Title

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  • Image construction and cancer tissue detection algorithms for portable confocal microscopy system 
    Koç, Gamze. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2014., 2014.)
    This thesis focuses on three main issues; namely, (i) image acquisition of cancer tissue, (ii) image stitching and (iii) image processing for cancer detection. An algorithm and a related circuity are implemented to create ...
  • Image identification and restoration using EM algorithm 
    Yemez, Yücel. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1992., 1992.)
    This thesis considers the problem of identification and restoration of images degraded by additive Gaussian white noise. It is assumed that the power of the noise and the statistical properties of the original image are ...
  • Implementation and performance evaluation of sigma-delta modulators 
    Sağlamdemir, Muharrem Orkun. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2007., 2007.)
    SigmaDelta A/D converters have recently become popular since they achieve high resolution by means of oversampling without the need of high accuracy matching of elements and complex analog circuitry. They even reach higher ...
  • Improving image captioning with language modeling regularizations 
    Ulusoy, Okan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2019., 2019.)
    Inspired by the recent work in language modeling, we investigate the effects of a set of regularization techniques on the performance of a recurrent neural network based image captioning model. Using these techniques, we ...
  • Improving system reliability of HF RFID reader and comparison between different antennas for tv applications 
    Türksever, Nuray. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2019., 2019.)
    Developments in Radio frequency identification (RFID) technology in the recent history, has increased significantly. With such developments and improvements RFID technology provides many advantages. RFID allows none-LOS and ...
  • Improving the error floor performance of LDPC codes 
    Sarıduman, Abdullah. (Thesis (Ph.D.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2020., 2020.)
    Low-density parity-check codes (LDPC) have become one of the most popular error-correcting code families in recent years due to their high error correction performance and easy implementation. They became one of the biggest ...
  • Impulse radio ultra-wideband communication over free-space optical links 
    Davaslıoğlu, Kemal. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2010., 2010.)
    A composite impulse radio ultra-wideband (IR-UWB) communication system is presented. The proposed system model aims to transmit UWB pulses over several kilometers through free-space optical (FSO) links and depending on the ...
  • Increasing robustness in appearance-based spatial cognition 
    Höke, Berkan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2019., 2019.)
    This thesis is concerned with the robustness of robots’ spatial cognition. Two separateissuesareconsidered: Illuminationinvarianceandplacerecognition. Illumination invariance ensures that appearances of the same scene under ...
  • Indexation, retrieval and decision techniques for spoken term detection 
    Can, Doğan. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2010., 2010.)
    Speech Retrieval (SR) systems aim to provide access to large multimedia archives that include a vast amount of spoken media like lecture videos, podcasts, news clips and audio books. To that end, SR integrates two well ...
  • Indoor propagation model for office environment at 900 MHZ and 1800 MHZ 
    Erol, Mehmet Akif. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2015., 2015.)
    Propagation of electromagnetic waves became an important area of research since the invention of wireless communication. Propagation models are generally divided into three categories. First category includes terrestrial ...
  • Information theoretic cryptanalysis and reliable communications under codebook mismatch 
    Altuğ, Yücel. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    In this thesis, usage of typicality in two diffrent concepts is investigated. In the first concept, a new approach on cryptanalysis is proposed where the goal is to explore the fundamental limits of a specific class of ...
  • Integer programming based analysis of decoding failures for LDPC codes 
    Sarıduman, Abdullah. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    Low-density parity-check (LDPC) codes are one of the most e cient and common error correcting codes thanks to their high error performance. Using iterative messagepassing decoding or linear programming (LP) decoding with ...
  • Integrated CMOS receiver system for high speed visible light communication 
    Erkınacı, Tufan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2020., 2020.)
    The speed of microprocessor has risen excessively during the last decade. The overall speed of the system is de ned not only the speed of microprocessor but also the speed of the channels by which data is distributed inside ...
  • Integrated ultra-wideband receiver system and antenna design 
    Akkurt, Halit Kürşat. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    Ultra wideband (UWB) is one of the important technologies among the communication types, which is able to reach high data rate in short distances. Wireless personal area networks and wireless sensor networks are the primary ...
  • Intelligent CRT terminal 
    Abraz, Osman Serdar. (Thesis (M.S.)- Bogazici University. Institute for Graduate Studies in Science and Engineering, 1984., 1984.)
    The purpose of the thesis is to design and realize the hardware of an intelligent terminal which will also have graphic display possibilities. The system is based on the MC 6809 MOTOROLA's high performance 8-bit microprocessor ...
  • Inter-cell interference coordination in OFDMA networks: two autonomous-distributed algorithms 
    Gök, Alican. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2014., 2014.)
    In OFDMA cellular networks, inter-cell interference hinders system performance, especially for users located at the cell edges. Inter-cell interference coordination (ICIC) techniques have been investigated by both the ...
  • Interval type-2 fuzzy logic systems: theory and design 
    Kayacan, Erdal. (Thesis (Ph.D.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    This Ph.D. dissertation has four main objectives. Firstly, the noise reduction property of type-2 fuzzy logic systems that use a novel type-2 fuzzy membership function is studied. A number of papers exist in literature ...
  • Investigation of automatically derived subword units for Turkish LVCSR 
    Aksungurlu, Tuncay. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    In this thesis, we performed large vocabulary continuous speech recognition (LVCSR) experiments using language models that are built upon different recognition units in order to create a suitable and successful language ...
  • Investigation of series compensation effects during fault conditions in long transmission lines 
    Tadjkarimi, Vahid. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1984., 1984.)
    To reduce the voltage drop and also to increase power tranfer capacity of the long power transmission lines series capacitors are used. In this thesis the effects of series compensation, from fault level and protection ...
  • Investigation of the most suitable location finding techniques for Istanbul in GSM1800 network 
    Çelik, Veli Murat. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2006., 2006.)
    Although there isn’t yet a successful deployment of a Location Services among the existing worldwide operators, locating the subscriber is still appealing, thus there are many ongoing studies on the topic. While locating ...

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