Yayın tarihi için M.S. Theses listeleme

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  • Statistical language models for large vocabulary Turkish speech recognition 
    Dutağacı, Helin. (Thesis (M.S.) - Bogazici University. Institue for Graduate Studies in Science and Engineering, 2002., 2002.)
    In this thesis we have compared four statistical language models for large vocabulary Turkish speech recognition. Turkish is an agglutinative language and has a productive morphotactics. This property of Turkish results ...
  • Blind collision resolution for wireless multiple access using independent component analysis 
    Özgül, Barış. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2002., 2002.)
    In wireless random access networks, packet collision is an important medium access problem for the packet radio environment. Simple protocols such as the slotted ALOHA do not provide an efficient solution to the collision ...
  • 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 ...
  • Recognition of planar objects using multiresolution analysis 
    Güney, Nazlı. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2003., 2003.)
    Object recognition is one of the biggest problems in computer vision. In order to be able to solve this problem, many methods have been tried in the past. Wavelets, which have successfully been used in such areas as image ...
  • An analytical performance estimation tool for analog computer aided design 
    Kayaaltı, Balkır. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2003., 2003.)
    Automatic analog design tools are very attractive for the integrated circuit (IC) providers, because they increase the employees' efficiency and productivity; eliminate the high time and effort consumption. A performance ...
  • Analysis of functional near infrared spectroscopy signals 
    Akgül, Ceyhun Burak. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2004., 2004.)
    In recent years, positron emission tomography (PET) and functional magnetic resonance imaging (fMRI) have facilitated the monitoring of the human brain non-invasively, during functional activity. Nevertheless, the use of ...
  • Active filter design with unity gain current cells 
    Erdoğan, Erdem Serkan. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2004., 2004.)
    In this thesis, the design of a current follower (CF) starting from the building stages as input, inversion and output, is presented together with the newly proposed circuit techniques to improve the performance of the CF ...
  • Fovea based coding for video streaming 
    Dikici, Çağatay. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2004., 2004.)
    Attentive robots, inspired by human-like vision - are required to have visual systems with fovea-periphery distinction and saccadic motion capability. Thus, each frame in the incoming image sequence has nonuniform sampling ...
  • System level design of phase locked loops 
    Ak, Şeref Ersin. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2004., 2004.)
    Phase Locked Loops (PLLs) are extensively used in microprocessors and digital signal processors for clock generation and as frequency synthesizers in RF communication systems for clock extraction and generation of a low ...
  • Audio source separation with convolutively mixed signals 
    Başaran, Doğaç. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2005., 2005.)
    In this thesis, we addressed the problem of audio source separation of convolutivelymixed signals using microphone arrays. Independent Component Analysisis a major statistical tool for solving this problem. In real room ...
  • Time of arrival estimation with music under impulsive noise 
    Hacıoğlu, İsa. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2005., 2005.)
    With the emergence of micro and nano technologies, the context-aware wirelesscommunications applications have been spreading. Especially, location-awareness hasgained significance recently. The TOA estimation have been ...
  • The design principles of linear feedback shift register based clock controlled stream ciphers 
    Ergüler, İmran. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2005., 2005.)
    Stream ciphers are one of the most important classes of encryption algorithms usedto ensure security in digital communication. The design of many stream ciphers is based onuse of Linear Feedback Shift Registers (LFSRs), ...
  • A new real-time time memory trade-of attack on A5/ 1 stream ciphers using "peculiar events" 
    Yazgan, Onur. (Thesis (M.S)-Bogazici University.Institute for Graduate Studies in Science and Engineering, 2005., 2005.)
    In this paper, we describe a new real-time attack on A5/1 stream ciphers thatachieves superior performance in terms of lower computation time and calculation complexity compared to most of the previous attacks of similar ...
  • A synthesizable core generator design in VHDL for the motorola 68XXX family of microprocessors 
    Bürümcek, Alper. (Thesis (M.S)-Bogazici University.Institute for Graduate Studies in Science and Engineering, 2005., 2005.)
    The goal of this project is to implement a core generetor to create a Motorola68000 op-code compatible microprocessor capable of being synthesized using FPGA. The CPU is specified fully in VHDL and is designed to emulate ...
  • Comparison of multicarrier CDMA with successive interference cancellation and interference cancellation with gibbs sampler 
    Yılmaz, Murat. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2005., 2005.)
    Recently Orthogonal Frequency Division Multiplexing (OFDM) has gained a lot ofattention and is the technology for Fourth Generation (4G) wireless systems because itpromises data rates up to 100 Mbps. A variation of OFDM ...
  • Analog layout generation 
    Yılmaz, Ender. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2006., 2006.)
    In this work an analog layout automation tool, ALGv3, is presented. ALGv3 is successor of ALGv2, which was also designed at Bogazici University. ALGv3 is composed of four parts; module generator, partitioner, placer and ...
  • Blind Bayesian multiuser detection for impulse radio UWB systems 
    Ay, Ahmet Gökhan. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2006., 2006.)
    In this thesis, we address the blind parameter estimation and multiuser de- tection problems for impulse radio ultra-wide band (UWB) systems under frequency selective fading. The frequency selective UWB channel, having a ...
  • A dynamically clock-controlled binary stream cipher with memory and dynamic multiplexing "the mono stream cipher" 
    Uzun, Orçun. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2006., 2006.)
    Streams ciphers are appropriate for high speed encrypted communications because this type of ciphers provide high output speed and ease of implementation in hardware. Generally, stream ciphers makes use of Linear Feedback ...
  • 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 ...
  • Analog design and optimization of PWL circuits used in fuzzy logic solutions 
    Yalçın, Yankı. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2006., 2006.)
    Neural networks are widely used in all branches of life such as system identification, decision support and control where systems are designed to be working as human brain and make decisions like the way human beings do. ...

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