Sistem ve Kontrol Mühendisliği: Recent submissions

  • Modular safety-critical control of legged robots 
    Tosun, Berk. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    With recent performance improvements, legged robots will soon enter our lives to stay. Various control algorithms are already employed in deploying existing robots, and many more algorithms are still in the making. Safety ...
  • A reinforcement learning based controller to minimize forces on the crutches of a lower-limb exoskeleton 
    Utku, Aydın Emre. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    The majority of the metabolic energy consumption of a lower-limb exoskeleton user comes from the upper body effort, since the lower body can be considered to be passive. However, the upper body effort of lower limb exoskeleton ...
  • Design of a social robot and safe social navigation with deep reinforcement learning 
    Bektaş, Kemal. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    This thesis is concerned with the design and development of a social robot that can navigate around in a socially compliant manner. The importance of this problem is due to the growing demand of using robots in human-populated ...
  • Personalized product recommendation on second hand platforms 
    Yarar, Ramazan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    With the advent of online marketplaces which millions of people worldwide visit and make purchase every second, the shopping experience and competition between these platforms have been significantly changed and recommendation ...
  • Control of inverted pendulum:| comparison of various strategies for swing up and balancing 
    Er, Fatih. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2005., 2005.)
    In this thesis, two different control schemes are designed for swinging up and three different schemes for balancing of an inverted pendulum, a non-linear electro-mechanical system with open loop unstablity. The controllers ...
  • Automated requirements classification using feature selection based on linguistic features 
    Çevikol, Sercan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2021., 2021.)
    Requirements classification is an important problem in organizing the systems and requirements, and it is widely used in handling large requirements data sets. A basic example of a requirements classification problem is ...
  • Improved handling of SMS messages with statistical natural language processing techniques 
    Yıldırım, Ömer. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2005., 2005.)
    The Short Messaging Service (SMS) is built on the ability of mobile telephones tosend and receive text messages. SMS based applications are increasing dramatically day byday in the telecommunications industry. The most ...
  • Targeting in chaos using analytically described clusters 
    Sütçü, Yağız. (Thesis (M.S.) - Bogazici University. Institue for Graduate Studies in Science and Engineering, 2002., 2002.)
    The OGY method provides a simple but powerfbl approach of controlling chaotic dynamics. This method can stabilise inherently unstable equilibrium modes of dissipative chaotic systems under the lack of knowledge about the ...
  • SIMDify :|framework for application specific SIMD-processing with RISC-V scalar instruction set 
    Şarkışla, Mehmet Alp. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2021., 2021.)
    Most of the hardware accelerators communicate with the processor via custom instructions. Since custom instructions are not standardized, each accelerator requires a di erent compiler and user code, which can be a tedious ...
  • Depth-based scene mapping through spatio-temporal knowledge integration 
    Durukan, Meriç. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2021., 2021.)
    This thesis is concerned with scene mapping by a mobile robot using point cloud data. It is a complex process that requires the robot to segment the incoming data, represent it compactly and e ciently, and then use the ...
  • Accessibility on the Web through semantic and social renarrations 
    Hoş, Emre. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2021., 2021.)
    The Web was proposed in 1989 with the vision of being an open platform that everyone can access. This vision of providing accessibility to all people is one of the primary goals of the Web. To this end, the (WAI) was ...
  • Classification and detection of wheezes in respiratory sounds 
    Şerbetçi, Çağlayan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2020., 2020.)
    Analyzing respiratory sounds and detecting anomalies in them with intelligent computer algorithms has opened a new era for auscultation that has 250 years of history. These algorithms can overcome the drawbacks of conventional ...
  • Human-like coordination of body-assisted arm movements for object manipulation 
    Cumali, Kadir. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2019., 2019.)
    Manipulation is an integral capability for service robots. The goal of this thesis is to design and develop an approach that enables a mobile robot to mimic human manipulation abilities. We consider a differential type of ...
  • Authorship recognition in online social platforms 
    Kuzu, Rıdvan Salih. (Thesis (M.A.) - Bogazici University. Institute for Graduate Studies in the Social Sciences, 2017., 2017.)
    Biometrics is the identi cation of a person by personal properties and traits, and can be divided into physiological based and behavioural based methods. In this thesis we investigate the identi cation of users of a social ...
  • Deep learning based text regression 
    Dereli, Neşat. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2019., 2019.)
    Most financial analysis methods and portfolio management techniques are based on risk classification and risk prediction. Stock return volatility is a solid indicator of the financial risk of a company. Therefore, forecasting ...
  • State - space modeling of a planar solid oxide fuel cell 
    Demirezen, Gülsün. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2016., 2016.)
    In this thesis, state-space modeling approach is applied to a complete planar Solid Oxide Fuel Cell (SOFC) system. Several simulations of the dynamic system have been performed for 400°C to 800°C as operating temperature. ...
  • Investigation of self - organisation in the Benard experiment based on micro-scale simulation 
    Kaya, Emre. (Thesis (M.A.) - Bogazici University. Institute for Graduate Studies in the Social Sciences, 2017., 2017.)
    Self-organisation is the phenomenon where in a dynamic system made of autonomous, yet interacting components a global macro-scale regularity observable by an outside observer spontaneously emerges. Rayleigh-B enard Convection ...
  • Seed-based and data-driven analyses of default mode network connectivity measures in dementia 
    Kılıç, Başak. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2017., 2017.)
    Functional neuroimaging and its applications to neurodegenerative diseases and mental illnesses have created an enlarging area of interest that varying lines of research ranging from molecular biology to engineering ...
  • Application of variable structure systems theory for training of intelligent systems 
    Yıldıran, Uğur. (Thesis (M.S.) - Bogazici University. Institue for Graduate Studies in Science and Engineering, 2001., 2001.)
    Soft computing architectures with their extensive flexibility and strong mapping capabilities have been widely used for control of nonlinear systems. In this regard, error backpropogation and its derivatives have been the ...
  • 3D cow identification in cattle farms 
    Arslan, Ahmet Cumhur. (Thesis (M.A.) - Bogazici University. Institute for Graduate Studies in the Social Sciences, 2013., 2015.)
    Animal farms have been steadily growing to meet the consumption requirements of the society in an e cient manner. This fact necessitates new monitoring and tracking systems to collect useful information about the herds in ...

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