Fen Bilimleri Enstitüsü: Recent submissions

  • Design and implementation of an on-line CFA demosaicking core 
    Kabukcu, Gökhan. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2009., 2009.)
    The thesis introduces a low-cost algorithm for improving the demosaicking process in the texture areas such as one-pixel patterns. The algorithm rst detects di cult texture regions. After the detection process is completed, ...
  • Credit risk analysis using Hidden Markov model 
    Oğuz, Hasan Tahsin. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2009., 2009.)
    The purpose of this study is to investigate the performance of Hidden Markov Model (HMM) for credit risk analysis in terms of classification and probability of default (PD) modeling where PD modeling assigns default ...
  • Multi-robot coordination based on noncooperative game approach 
    Kalalıoğlu, Mehmet Emin. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2009., 2009.)
    The aim of this thesis is to develop a multi-robot coordination algorithm based on a noncooperative game theoretic approach. The robots are assigned the task of picking up and packaging the goods flowing in on a conveyor ...
  • Developing a probabilistic post perception module for mobile robotics 
    Kavaklıoğlu, Can. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2009., 2009.)
    All autonomous robots need to gather information about their surroundings. Once information about the environment is accurately extracted a great deal of further research is possible ranging from human computer interaction ...
  • Financial time series prediction using Kalman Filters and Hidden Markov models 
    Bayramlı, Burak. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    Financial markets are challenging targets for analysis and prediction. The existence of many factors that contribute to a nal price of security at time t, makes the task of predicting a future price a very hard task indeed. ...
  • Methodology for crew-pairing problem in airline crew scheduling 
    Özdemir, Uğur. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2009., 2009.)
    Crew scheduling problem is divided into two sub problems, crew pairing and crew assignment problems. In literature, there are many studies on crew pairing problem and in this study also main subject is crew pairing problem. ...
  • Control system designs for potential RFID applications 
    Bağcı, Ergun. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    RFID technology encloses diverse application areas that vary from industry to industry. Every year many new, previously potential use of RFID technology turns out to be an efficient application to the community and industry. ...
  • A Java based development environment for SpringFramework 
    Kasap, Fatih. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    Web application development is one of the most important programming areas today. There are many technologies to provide a better and easier way of programming for web applications in the market. Some of them are open ...
  • Development of a vacuum cleaner mobile robot 
    Sardağ, Alp. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1998., 1998.)
    This study presents the results of the development of an autonomous mobile robot which is a domestic autonomous vacuum cleaner. The robot is designed according to some new concepts established in this field during the last ...
  • Weight measurement on fast conveyors 
    Kasap, Deniz. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    This thesis focuses on the development of a mathematical model for a continuously moving weight conveyor to provide a more accurate weight measurement than current conveyors. While material is being transported by the ...
  • A control framework for mobile payment systems 
    Elçi, Kemal. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2007., 2007.)
    Mobile payment on wireless devices will provide excellent business opportunities in the coming years and offers consumers convenience and flexibility of mobile services anytime and at any place, and is playing an increasingly ...
  • Comparison of path planning algorithms 
    Geleri, Fuat. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2007., 2007.)
    Path planning problems arise in many different fields such as; robotics, assembly analysis virtula prototyping, pharmaceutical drug design, manufacturing, and computer animation. Path planning algorithms aim to solve ...
  • Flexible polymer display technologies 
    Sevim, Ali Osman. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    Conjugated polymers are semiconductors that have attracted increasing attention especially in the last decade, which enabled fabrication of polymer light emitting diodes (PLEDs), polymer circuits, polymer photodetectors ...
  • Hand tracking 
    Dicle, Çağlayan. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2007., 2007.)
    This thesis presents a hand detection and tracking system where hand is ini- tialized using the color clue and tracking is achieved with the integration of color and texture information. Three nonparametric skin classi ...
  • Implementation of continuous POMDP algorithms on autonomous robots 
    Sezen, Derya. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    Uncertainty is a fundamental problem for autonomous agents in a partially observable real world, where the sensors are not able to give the complete state of the environment. Although the outcomes of actions are not ...
  • 3D stylus: an intuitive 3D pointer for volumetric radiological data 
    Yağcı, Enver. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2007., 2007.)
    This work introduces a new human-computer interface(HCI) device for three dimensional (3D) visualized data. Although there are different approaches developed in the literature, 3D interfaces have not finished their ...
  • Assessment of technology development activities in turkish technoparks 
    Polat, Çağlar. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2007., 2007.)
    In this study, a survey was conducted among the firms in Turkish technoparks in order to asses the technology development activities in these technoparks. A questionnaire was prepared and distributed to the firms in five ...
  • Low density parity check decoder implementations 
    Güldalı, Rukiye. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2007., 2007.)
    Low density parity check (LDPC) codes are linear block codes used for error correction mostly in high speed digital communication systems like digital broadcasting, optical fiber communications and wireless local area ...
  • Fusion of soft computing techniques in control applications 
    Koku, A. Buğra. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Sciences and Engineering, 1997., 1997.)
    The main objective of this thesis work is the formation of an experimental garden, suitable for the demonstration of classical and advanced control concepts, by , an integration of the computational ca.pabilities and the ...
  • Implementation of a secure mobile payment system 
    Acar, Murat. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2007., 2007.)
    Over the last decade, with the rapid development of internet and mobile technologies new concepts got into our lives. Several convenience which hasn’t been existed before became indispensable part of our lives. The widespread ...