Fen Bilimleri Enstitüsü: Recent submissions

  • Deep learning based automatic modulation classification in the presence of carrier phase offset and carrier frequency offset 
    Yılmaz, Ramazan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Automatic Modulation Classification (AMC) has emerged after the efforts of making the modulation classification process autonomous. Since then, various meth ods, algorithms, and tools have been used in the AMC field, such ...
  • Model-based and model-free control algorithms for textile processes 
    Çom, Mustafa. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Textile processes consist of several control loops that require accurate reference tracking. One of the most crucial control loops is the temperature control where the temperature of the corresponding medium must track the ...
  • Design and implementation of a response retrieval and reranking system 
    Deveci, Mustafa Can. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    In this master’s thesis, we started with a baseline response retrieval and re ranking system that is composed of two steps: BM25 retrieval and BERT re-ranking. After investigating the effects of several parameters and BERT ...
  • The suitability of active inductors for a wide range of CMOS implementations 
    Kızmaz, Muhammed Mustafa. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Integrated circuits (ICs) form the heart of today's technology thanks to their prominent features such as minimal size, reduced cost, high reliability, and low power consumption. Then, inductors have found a wide range of ...
  • Design, analysis, and channel modeling of molecular multiple- receiver communication systems 
    Yaylalı, Gökberk. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Molecular communication is a prominent technology that emerged from contem porary needs. Due to its low energy cost and simple system designs, it is an effective approach to communication on the nanoscale. Among the molecular ...
  • Payload based multi-phase traffic classification with majority voting 
    Mert, İlhan Selçuk. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Internet is becoming an essential part of our lives with even simple daily tasks depending on it. This led to an increase in network traffic accompanied with increase in number of applications hosted on internet. In this ...
  • Design of negative group delay circuits with MOS-only applications 
    Baloğlu, Onat. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Physical size, design flexibility, noise, signal attenuation, and distortion are a few of the issues that arise in the design of analog electrical circuits. Additionally, a major difficulty with electronic systems is their ...
  • Network intrusion detection with payload-based approach 
    Özdel, Süleyman. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Rapidly growing network systems become more vulnerable to threats with the improved sophistication of attack techniques. Various types of network attacks af fect networks in different ways and continue to be a serious ...
  • An instrument for recording and analysis of heart sounds 
    Güvendi, Gözde. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    According to the data of the WHO, heart diseases are the leading diseases with high level mortality rates. In 2019, 17.9 million individuals died due to CVDs, this number is constituting 32 percent of the death rates. For ...
  • Low power secure SOC for IOT devices using lightweight cryptography acceleration 
    Öztürk, Hikmet Seha. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    In recent years, the proliferation of the Internet of Things (IoT) has led to a major increase in the quantity and type of devices involved in digital communications. Various Lightweight Cryptography (LWC) algorithms have ...
  • Reduced-complexity reinforcement learning-based polar code construction 
    Oral, Ezgi. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Due to the increasing number of users in the communication systems, efficient spectrum usage, high-speed data transfer, and better error performance became a ne cessity. Therefore, it is aimed to design error control codes ...
  • Low power Advanced Encryption Standard (AES) implementation robust against side channel attacks 
    Unal, Serdar. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    As the people around the globe become increasingly connected to each other, the amount of information that flows becomes huge. Unfortunately, this vast information network is vulnerable to harmful attacks. Encryption is a ...
  • Radar data acquisition and processing system for UAV positioning applications 
    Başpınar, Ömer Oğuzhan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Small drones have started to be utilized by researchers for applications such as object tracking, imaging and remote sensing as they become more available, inexpen sive and capable with the advancements in sensor and UAV ...
  • An adaptive GM-C filter based post-equalizer for wide-band visible light communication systems 
    Haydar, Emrah. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Visible Light Communication (VLC), more commonly known as Li-Fi (Light Fidelity), has been a buzzword since it was first introduced by Harald Haas in 2011. The idea is that a light source can be used as both illumination ...
  • Stress measurement and regulation in real-life using affective technologies 
    Chalabianloo, Niaz. (Thesis (Ph.D.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Stress has become one of the main contributors to serious mental and physical health issues in today’s world. Existing works in the literature have used Psychophysi ological measures and proposed numerous mechanisms to ...
  • Parallel network flow algorithms 
    Kara, Gökçehan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Network flows is an active area of research that has applications in a wide variety of fields. Several network flow problems are reduced to either the maximum flow problem or the minimum cost flow problem. Maximum flow ...
  • Deep learning-based dependency parsing for Turkish 
    Bilgin, Şaziye Betül. (Thesis (Ph.D.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Dependency parsing is an important step for many natural language processing (NLP) systems such as question answering and machine translation. Turkish, being a morphologically rich language and having a complex grammar, ...
  • A common subexpression elimination-based compression method for the constant matrix multipication 
    Bilgili, Emre. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    The execution time, resource and energy costs of deep learning applications become much more important as their popularity grows. The Constant Matrix Multi plication has been studied for a long time and takes place in deep ...
  • An ontology based representation of semantic annotations for biomedical relations extracted from scientific documents 
    Ataman, Berkay. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    The sheer volume of scienti c literature challenges researchers to identify and utilize the knowledge embedded in them and makes automated extraction and process ing necessary. Automated processing becomes especially signi ...
  • Prioritization driven task offloading in uav-aided sofware- defined networks 
    Kalınağaç, Onur. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Under demanding operational conditions such as traffic surges, coverage issues, very-low latency requirements, or security concerns, terrestrial cellular networks may become inadequate to provide the expected service levels ...