Fen Bilimleri Enstitüsü: Recent submissions

  • Bayesian methods for real-time pitch tracking 
    Şimşekli, Umut. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2010., 2010.)
    In this thesis, we deal with probabilistic methods to track the pitch of a musical instrument in real-time. Here, we take the pitch as a physical attribute of a musical sound which is closely related to the frequency ...
  • Parallel maximum flow solver for multi-core machines 
    Cihan, Selçuk. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2010., 2010.)
    We provide a parallel algorithm for calculating maximum flow between two nodes, in a capacitated network. The algorithm we propose is based on push-relabel algorithm due to Goldberg and uses a modified first in first out ...
  • Interactive briefing map on responsive workbench 
    Kalkan, Muhammed. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2010., 2010.)
    This thesis presents a terrain visualization application developed on a responsive workbench system. The application enables stereo viewing of a terrain as if a physical mock up model of it is actually on a real table. ...
  • Market basket analysis for data mining 
    Ulaş, Mehmet Aydın. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2001., 2001.)
    Most of the established companies have accumulated masses of data from their customers for decades. With the e-commerce applications growing rapidly, the companies will have a significant amout of data in months not in ...
  • Real-time embedded system modeling by introducing hardware-in-the-loop concept to SystemC 
    Fennibay, Doğan. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2010., 2010.)
    As the demand for interaction of embedded systems with other systems is constantly increasing, the need to extend the model of the embedded system to include the other systems that are being interacted with is increasing, ...
  • Wavelet transform based fall detection using wearable accelerometers 
    Yavuz, Gökhan Remzi. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2010., 2010.)
    Falls are identified as a major health risk, especially for the elderly people and are considered a major obstacle to independent living. Quick medical response is desired in case of a fall event. However, the fall may ...
  • Biometric identification through hand vein patterns 
    Yüksel, Aycan. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2010., 2010.)
    Many biometric systems, such as face, fingerprint and iris have been studied extensively for personal verification and identification purposes. Biometric identification with vein patterns is a more recent approach that ...
  • Hybrid frame structure method for IEEE 802.16 WiMAX mesh networks 
    Ulutaş, Mustafa İlker. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2010., 2010.)
    In addition to the Point-to-Multipoint mode, WiMAX standard defines the Mesh mode of operation, allowing Subscriber Stations (SS) to exchange data packets directly with each other besides the Internet traffic through the ...
  • A new lane detection system for unmanned vehicles 
    Timar, Yasemin. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2010., 2010.)
    As the intelligent transportation technologies have rapidly been improving, it is plausible to state that intelligent ground vehicles will be on the roads driving through the tra c in the near future. Moreover, intelligent ...
  • Revealing microblogger interests by analyzing contributions 
    Akman, Duygu Saide. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2010., 2010.)
    Personal blogs are online diaries. Bloggers share their comments, opinions, feelings and experiences on their blogs. People, who share similar interests but typically do not know each other in person, follow each other's ...
  • Automated semantic tagging of text documents 
    Kalender, Murat. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2010., 2010.)
    The exponential growth of documents is challenging the existing search and content management technology. An approach for mitigating this issue is user-generated tags, a simple method by which users associate keywords to ...
  • Smart card data stream management system based on context awareness 
    Polat, Seda. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2010., 2010.)
    Smartcard Technology is becoming very popular than before via the extended applications on it. They are widely used in many areas in the world. Health Care Systems, Banking Systems, Mobile Communication, NFC (Near Field ...
  • Turkish sign language animation with articulated body model 
    Gürel, Turan Can. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2010., 2010.)
    Demonstration of sign languages with the computer is a potentially useful learning aid for sign language learners. If implemented as a part of a learning tool, one that includes sign recognition as well, it will invaluable ...
  • SweetTweet: A semantic analysis for microblogging environments 
    Yurtsever, Emre. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2010., 2010.)
    User collaboration became the key factor in the development of today‟s Internet applications with the emergence of Web 2.0. Users not only consume the services available on the Internet, but also interact with them and ...
  • Defect prediction using social network analysis on issue repositories 
    Biçer, Mehmet Serdar. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2010., 2010.)
    Researchers have been building intelligent oracles to predict defect proneness of software products. These models use product and process related attributes as their input and their intelligence come from the machine ...
  • Identifying peptide motifs using genetic algorithms 
    Tanrıseven, Deniz. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2000., 2000.)
    Finding the ligand motifs binding to the receptor molecules is crucial in vaccine and drug design, especially for the MHC-peptide problem. In this work, for determining the peptide motifs binding to specific MHC molecules, ...
  • Exploring area-specific microblogger social networks 
    Değirmencioğlu, Ece Aksu. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2010., 2010.)
    Social networks can be used to find people who share similar interests or people who have knowledge in a specific domain. Using social networks to share knowledge is a very efficient way of reaching information. Current ...
  • An analysis of news on microblogging systems 
    Aslan, Okay. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2010., 2010.)
    Recent advancements in Web have enabled the wide scale participation in content, which has changed the way we communicate and access information. Traditionally people were subject to accessing news from main stream media ...
  • An interactive web-based machine-learning suite 
    Yanardağ, Pınar. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2010., 2010.)
    We propose a comprehensive and interactive web-based machine learning suite that will allow researchers and practitioners to use a wide collection of basic and experimental learning algorithms and sophisticated visualization ...
  • Memory system optimizations for cache miss reduction 
    Öz, Dindar. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2010., 2010.)
    High processor utilization ,which has signi cant impact on the total system performance, is becoming the most popular target of many researchers in computer science. Since processors are extremely fast and much more expensive ...