M.S. Theses: Recent submissions

  • Logic-level pover estimation in CMOS VLSI circuits 
    Aktan, Mustafa. (Thesis (M.S.) - Bogazici University. Institue for Graduate Studies in Science and Engineering, 2001., 2001.)
    In this thesis, a power estimator for both combinational and sequential CMOS logic circuits is presented. The estimation method is probabilistic in nature and is based on tagged probabilistic simulation (TPS). TPS can ...
  • Architectures and implementations for speech enhancement 
    Coşgül, Gökhan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2000., 2000.)
    Complexity of a high performance speech enhancement algorithm has been reduced while retaining its quality. This modification leads to faster implementation as well as lower cost.The reduced complexity speech enhancement ...
  • Targeting via region scheduling for the control of chaotic systems 
    Aksoy, Özgür. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2000., 2000.)
    The local control method for chaotic dynamics as proposed by Ott, Grebogi and Yorke (the OGY method) has drawn the attention of many non-linear system researchers within the last decade. This method exploits the properties ...
  • VLSI implementation of a secure communication system using current-mode chaotic circuits 
    Nişancı, Sedat. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1999., 1999.)
    Analogue IC(Integrated Circuit) design is historically seen as a voltage dominated form of signal processing. In fact, the analogue devices that are often used (e.g. transistors) are current output devices, so we can utilize ...
  • 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 ...
  • VLSI implementation of a new standard for lossless compression of continuous-tone still images 
    Aktürk, A. Suat. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1998., 1998.)
    In this thesis, an integrated circuit realizing lossless compression of continuous-tone still images is designed. Lossless compression has two main parts. In the encoding part, digital source image data are encoded in order ...
  • A hybrid document segmentation method for Turkish newspapers 
    Aktaş, M. Feridun. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1998., 1998.)
    Today most of the information is conveyed in the form of printed papers. The range of them varies from the newspapers to formal correspondence letters, from banking documents to envelopes etc. The evaluation of document ...
  • Texture defect detection using wavelet transforms 
    Amet, Ahmet Latif. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Sciences and Engineering, 1997., 1997.)
    In recent years, achievements obtained in machine vision were on the way to facilitate computers replace several tasks heretofore performed by humans. Among those tasks, visual inspection of textile fabrics is one of ...
  • 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 ...
  • Automatic test pattern generation for digital IC's and implementation of a programmable stimulus generator 
    Civelek, Mustafa L. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1997., 1997.)
    In this thesis work, two different topics are studied in order to perform a complete digital integrated circuit (lC) testing system, except an output analyzer. These topics can be separated as development of an automatic ...
  • A possible electrical equivalent circuit for the electro-odocell 
    Çelebi, Gürbüz. (Thesis (M.S.) - Robert College. Faculty of Graduate School of Engineering, 1967., 1967.)
  • The design and construction of an autonomous vehicle with ultrasonic sensors 
    Özsoy, Özkal. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1996., 1996.)
    The objective of this project is to implement the design and construction of a mobile robot which is suitable for testing any software written in assembly on 'Collision avoidance', 'path planning' and 'motion planning'. ...
  • VLSI implemantation of an M-band wavelet filter 
    Atabek, K. Yavuz. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1996., 1996.)
    In this thesis, an integrated circuit realizing M-Band wavelet transfqrm and its perfect reconstruction (PR) counter part is designed. Although M is taken as 4 in the design, the M-Band Wavelet Transform has all four ...
  • Novelty in interface and implementation: |Magic on the macintosh and powerpc 
    Yoğurtçu, Selim Özgür. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1995., 1995.)
    The complexity and capability of VLSI technology is incresing day by while design techniques still seem to be inadequate to overcome all the of VLSI. The market potentail of design is large but the compatition and changing ...
  • 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 ...
  • Semianalytic computer simulation of digital communication systems 
    Altınkaya, Mustafa Aziz. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1990., 1990.)
    Digital communication systems are subject to various realization imperfections and outer disturbances. The effect of such problems on the systems performance are difficult to solve using only analytical techniques. So, ...
  • Study of law-frequency noise in amorphous silicon 
    Pekcan, İ. Hakan. (Thesis (M.S.)- Bogazici University. Institute for Graduate Studies in Science and Engineering, 1987., 1987.)
    In this thesis, amorphous silicon films are fabricated and their low-frequency noise properties are investigated over the range of 10 Hz to 4.4 kHz. The ohmic contacted films are produced in two different geometries using ...
  • Transform domain adaptive filtering using Walsh transforms 
    Üsküdar, Derviş. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1986., 1986.)
    The purpose of this study is to investigate the behaviour of the transform domain adaptive filter in the Walsh domain. As it is well known, because of the binary nature of the basis functions, the computationally intensive ...
  • Quasi-static design consideration of microstrip lines 
    Özkanlı, Selçuk. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1986., 1986.)
    Although microstrip lines have been extensively investigated by a large number of researchers, and their theory and design have been reported in many articles, there is no comprehensive description available at one place. ...
  • Study of the AC conductance mechanism of evaporated amorphous silicon films 
    Gülsoy, Ayhan O. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1986., 1986.)

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