Bilgisayar Mühendisliği: Recent submissions

  • Text normalization using lexical and contextual features 
    Uluşahin Sönmez, Çağıl. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2014., 2014.)
    The informal nature of social media text, renders it very di cult to be automatically processed by natural language processing tools. Text normalization, which corresponds to restoring the noisy words to their canonical ...
  • A biometric authentication technique using spread spectrum audio watermarking 
    Can, Yekta Said. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2014., 2014.)
    Watermarking has become important in the last decade because of the copyright protection applications. Embedding information into an audio le is more di cult as compared to images, because human auditory system is more ...
  • Softly semi-supervised learning for bioinformatics applications 
    Çetinkaya Demir, Melis Özgür. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2014., 2014.)
    Binary classi cation of biological data is an important research problem both in the Bioinformatics and Machine Learning elds. This problem is particularly challenging when the number of labeled instances is very few. ...
  • An approach for dictionary-based concept mining in Turkish 
    Aydın, Cem Rıfkı. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2014., 2014.)
    Concept Mining is a field of NLP, where the documents, be it simple text files, emails, papers, journals, or any other textual materials are scanned, and the most comprehensive concepts concerning these documents are to ...
  • A systematic approach for register file design in FPGAs 
    Yantır, Hasan Erdem. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2014., 2014.)
    For the future of computing, wide usage of heterogeneous and parallel architectures is indispensable since advances in technology scaling cannot satisfy the expected increase in performance of computational platforms ...
  • CAREACT: an adaptive and context aware framework for anomaly detection in ambient assisted living 
    Özen, Mustafa Ozan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    In this thesis, we analyzed current trends and challenges in ambient assisted living environments and deduced that there is a need for a monitoring system that incorporates existing telemonitoring concepts to activities ...
  • A study of a group healthcare datasets in data mining domain 
    Kurum, Fikri Mert. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    This research is to search for alternatives to the resolution of complex medical diagnosis where human knowledge should be apprehended in a general fashion. Successful application examples show that human diagnostic ...
  • The complexity of debate checking 
    Demirci, Hüseyin Gökalp. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    We introduce a model of probabilistic debate checking, where a silent resourcebounded veri er reads a dialogue about the membership of a given string in the language under consideration between a prover and a refuter. Our ...
  • Partitioning graph databases via access patterns 
    Tüfekçi, Volkan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    With the emergence of large scale social networks such as Twitter, Facebook, Linkedin and Google+ the growing trend of big data become much clear. In addition to storing this highly connected big data, an efficient mechanism ...
  • A parallel mesh generator based on sequential NETGEN 
    Yılmaz, Yusuf. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    A parallel tetrahedral mesh generator is developed using the existing sequential NETGEN mesh generator. Mesh generation algorithms developed decompose the geometry or volume mesh into multiple sub-geometries or sub-meshes ...
  • TCP congestion control and active queue management mechanisms 
    Artel, Arsun. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2004., 2004.)
    As the Internet continues to expand in size and diversity, congestion control mechanisms start to represent a more and more important role in meeting the expectations of different applications.Although TCP (Transmission ...
  • Effect of social relations on cooperative sensing in cognitive radio networks 
    Güven, Mehmet Can. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    Previous works in cognitive radio networks (CRNs) have shown that cooperation in sensing improves sensing reliability and in turn enhances the network throughput. Although this altruistic cooperative behavior is accepted ...
  • Real-time vector automata 
    Salehi, Özlem. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    Finite automaton has been one of the most studied models in automata theory. The limited power of the standard model has led researchers to make various extensions to the standard model. Counter automaton, automaton with ...
  • Efficient feature selection for online activity recognition on smart phones 
    Doğan, Erman. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    Activity Recognition (AR) is an active area of research that has direct applications on life quality and health of human beings. Related studies aim to classify di erent daily activities of people with high accuracy rates ...
  • Article ranking with citation context analysis 
    Döşlü, Metin. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    It is hard to detect important articles in a specific context. Information retrieval techniques based on full text search can be inaccurate to identify main topics and they are not able to provide an indication about the ...
  • Bayesian network based pathway analysis of high throughput biological data 
    Korucuoğlu, Melike. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    Biological data production has been increasing at an unprecedented pace with the advancements of microarrays and next-generation sequencing technologies. Such High Throughput Biological Data (HTBD), requires detailed ...
  • Discovering a gene interaction atlas using bayesian networks and external biological knowledge 
    Doğan, Haluk. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    Recent advances have enlightened that biological pathways are far more complicated than once thought, due to the inclusion of interconnected complex cellular actions, which made hard understanding the multifaceted mechanisms ...
  • Emergency situation notification based on social networks for mobile devices 
    Anıt, Hakan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    There is rapid increase in the number of microbloggers everyday. Users can share their thoughts instantaneously. In this thesis, we have studied on identi cation of emergency related contributions in social media and mobile ...
  • Computer vision based reuse detection in digital artworks 
    Işıkdoğan, Furkan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    Image reuse refers to the use of visual elements of existing images in order to create new ones. In this thesis, we study the automatic image reuse detection problem in digital artworks, which is a relatively under-studied ...
  • Detection of topic-based opinion leaders in microblogging environments 
    Kaymaz, Gözde. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    Recently, the world has become a huge virtual and social environment where people spend a great deal of time expressing their thoughts, feelings and opinions. This virtual socialization seems to bring us to a new era where ...

Search Digital Archive


Browse

My Account