Bogazici University Digital Archive: Recent submissions

  • Predicting kidney tumor subtype from CT images using radiomics and clinical features 
    Şirin, Duygu. (Thesis (M.S.)-Bogazici University. Institute of Biomedical Engineering, 2022., 2022)
    This study aims to evaluate the performance of machine learning methods in predicting the subtype (clear-cell vs. non-clear- cell) of kidney tumors using clinical patient and radiomics data from CT images. CT images of 192 ...
  • Response analysis and damage mitigation of buried continuous pipes subjected to faulting actions 
    Perdibuka, Dardan. (Thesis (Ph.D.)-Bogazici University.Kandilli Observatory and Earthquake Research Institute, 2022., 2022)
    Buried continuous steel pipelines are critical lifelines failure of which under fault rupture incidents may lead to significant and deteriorating environmental and socio economic outcomes. Proper understanding and estimation ...
  • 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 ...
  • High school students' meanings of cartesian coordinate system 
    Güven, Semra. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    The aim of this study was to investigate high school students’ reasoning of spatial and quantitative Cartesian coordinate systems, their meanings of a point on a graph, outputs of a function and graphing within spatial and ...
  • Mathematics teachers' self-regulated learning behaviors in an immersive virtual environment 
    Dalak, Hazal. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Virtual Environments (VEs) are emerging with developing technology, and teachers are necessary to educate themselves to employ technology to raise twenty-first century skills in the new generation. In this manner, Immersive ...
  • Exploring epistemic cognition in different task contexts 
    Köksal, Alp. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    In this study epistemic performance in different task contexts was studied. There were, 2 physics professors, 4 teaching physics undergraduate students and 4 social sciences undergraduate students. Apt-AIR framework was ...
  • Investigating the differential relationship between the big five domains of social and emotional skills and mathematics achievement using OECD's SSES 
    Altıner Sert, Mihriban. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    The goal of the study is to investigate the differential relationship between the social and emotional skills measured by the “big five” skill domains and mathematics achievement for socioeconomic status, gender, and level ...
  • Students' understanding of the greenhouse effect : a cross-age study 
    Özçelik, Ceren. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    This study aimed to investigate high school students’ and final- year pre-service teachers’ mental models of the greenhouse effect at different age levels (Grade 9, Grade 11, and the pre- service teachers). This study ...
  • An investigation of STEM education researchers’ and middle school teachers’ conceptions of STEM education based on their self efficacy beliefs of STEM education 
    Türkyılmaz Sarıgül, Merve. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    This study was designed to investigate STEM education researchers’ and middle school teachers’ conceptions of STEM education based on their self-efficacy beliefs of STEM education. This study is designed as explanatory ...
  • An analysis of 4th grade students' routine and non-routine problem-solving skills using cognitive diagnostic models 
    Taştan, Züleyha. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Assessment is an important part of education that provides feedbacks to both students on their learning and educators on their instruction. Assessments enhance students’ learning when providing effective and immediate ...
  • Investigation of interaction partners of NLRP13 
    Ok, Hilal. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    NOD-like receptors (NLRs) are the cytoplasmic members of pattern recognition receptor family, broadly with functions in inflammasome formation, signal transduction, transcription activation, cell death, reproduction, and ...
  • Investigation of the role of NLRP13 in cell death 
    Çakır, Elif Öykü. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    NLRP13 is an intracellular protein that is included in the NOD- like receptor family. It contains the N-terminal pyrin domain, central NOD domain, and leucine-rich repeats, LRR at C terminus. Stably NLRP13 expressing THP-1 ...
  • Whole-transcriptome analysis of protein-coding potential in the model plant medicago truncatula 
    Çakır, Umut. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    How many different proteins can be produced from a single spliced transcript? Genome annotation projects usually do not consider the coding potential of altORFs. However, many altProts have been shown to carry out essential ...
  • Projective characters of finite groups 
    Yılmaz, Said. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    The purpose of this thesis to analyze the basic facts about projective characters of finite groups and compare them to the facts about ordinary characters of finite groups. We start with review of basic facts about the ...
  • Experimental analysis and modeling of porous NiTi shape memory alloys 
    Özerim, Gülcan. (Thesis (Ph.D.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Porosity brings new features to NiTi SMAs, and raises its potential for biomedical applications. Although different techniques are provided in the literature for manufacturing porous NiTi samples, the subject is still open ...
  • Development of a bipropellant rocket engine with a focus on the injector 
    İskender, Enes Oğuz. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Access to space relies on powerful propulsion systems to take a spacecraft out of the Earth’s atmosphere. Currently, chemical propulsion systems are the only propulsion method that are able to provide the thrust levels ...
  • A numerical approach for predicting hemodynamic characteristics of 3D aorta geometry under pulsatile turbulent blood flow conditions using fluid-structure interaction 
    Saat, Ahmet. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Cardiovascular diseases are the leading cause of death all around the world and harm the society in terms of economically, socially, and psychologically. Hence diagnosing cardiovascular diseases as early as possible has ...
  • Band structure calculation of 3D ultrawide elastic metamaterials with embedded inertial amplification mechanisms 
    Tetik, Zafer Gökay. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    In this study, phononic band structure of three dimensional (3D) ultrawide elastic metamaterials with embedded inertial amplification mechanisms are obtained. In order to achieve that, inertial amplification mechanisms ...
  • Design, manufacturing and testing of an ethanol 
    Uç, İbrahim Safa. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Rocket engines are getting more popular day by day with the involvement of private companies in the space industry. Reusable rockets and lander vehicles are gaining more importance with the upcoming technologies regarding ...