Graduate School of Informatics

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Temizel, Alptekin (95)
Özkan Yıldırım, Sevgi (94)
Eren, Pekin Erhan (90)
Sürer, Elif (79)
Koçyiğit, Altan (77)

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Computer software. (33)
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Recent Submissions

Listening to Students’ Voices: Learning Programming in the Covid-19 Pandemic
Er, Erkan; SÖKÜCÜ, FATMA GAMZE (2022-12-01)
Tailoring Choices Made in Scrum Projects: A Systematic Literature Review
Özkan, Özgün; Özcan Top, Özden (2022-11-11)
Among various Agile Software Development (ASD) methods, Scrum is one of the most widely adopted ones. The Scrum Guide gives a clear description of the Scrum practices, artifacts, and roles. However, due to various project ...
DETECTING MALICIOUS API CALL SEQUENCES IN BINARY PROGRAMS USING DYNAMIC SYMBOLIC EXECUTION
Tatar, Fatih Tamer; Betin Can, Aysu (2022-10-01)
As malicious software gets more stealthy and smarter, software analysis has become an essential part of malware detection. Modern malware does not immediately display its malicious behavior, especially if they are aware...
AUTOMATED VIDEO GAME TESTING USING REINFORCEMENT LEARNING AGENTS
Arıyürek, Sinan; Sürer, Elif; Betin Can, Aysu; Department of Bioinformatics (2022-9-21)
In this thesis, several methodologies are introduced to automate and improve video game playtesting. These methods are based on Reinforcement Learning (RL) agents. First, synthetic and human-like tester agents are proposed...
DESIGN, DEVELOPMENT AND USABILITY OF A LOCATION-BASED GAME
Badali Naghadeh, Faraz; Çağıltay, Kürşat; Department of Modeling and Simulation (2022-9-02)
Location-based games (LBG) have been created with the aim of blending reality with the virtual world. At its core, LBGs utilize user location as the main element since they can be played almost anywhere. The LBGs have been...
RANKPCSF: A DISEASE MODULE IDENTIFICATION METHOD BY INTEGRATING NETWORK PROPAGATION WITH PRIZE-COLLECTING STEINER FOREST
Eskin, Arda; Otlu Sarıtaş, Burçak; Tunçbağ, Nurcan; Department of Bioinformatics (2022-9-2)
Identification of disease modules may lead to a better understanding on the progression of diseases, finding more accurate biomarkers, and drug targets. In this study, we develop a hybrid method – RANKPCSF- combining the s...
ACTIVE LEARNING BASED SYNTHETIC SAMPLE SELECTION FOR ENDOSCOPIC IMAGE CLASSIFICATION
İnci, Alperen; Temizel, Alptekin; Department of Modeling and Simulation (2022-9-2)
Many people suffer from Ulcerative Colitis (UC), which is a chronic inflammatory bowel disease. UC exhibits itself as ulcers, inflammation, and sores in the colon. In order to provide proper treatment, an expert physician ...
DETECTION OF ANOMALOUS FUND TRANSFERS BETWEEN DIFFERENT BANKS
Tunçay, Abdullah Mert; Akagündüz, Erdem; Department of Modeling and Simulation (2022-9-02)
There are various risks associated with fund transfers between banks, including frauds and abuse of the banking system. Any anomaly in a fund transfer network must be detected and learned, since unexpected messages or tran...
A comparison of deep neural network architectures for COVID-19 detection using CT chest images
Sarıoğlu, Mehmet Tunahan; Mumcuoğlu, Ünal Erkan; Department of Medical Informatics (2022-9)
Coronavirus Disease 2019 (COVID-19) has rapidly spread around the world since December 2019. Due to the low confidence in the real-time reverse transcription-polymerase chain reaction (RT-PCR) test, which is considered the...
A NEW FRAMEWORK TO DESIGN AND GENERATE VIRTUAL LABORATORIES FOR CIVIL ENGINEERING
Yücel, Furkan; Sürer, Elif; Huvaj Sarıhan, Nejan; Department of Modeling and Simulation (2022-9-1)
For years, practicing the theoretical parts in a laboratory has played a substantial role in the engineering education system. Building a laboratory for most engineering departments has a cost that many universities might ...
Inter-brain synchronization patterns of cooperation in the prefrontal cortex during the Stag Hunt game via fNIRS hyperscanning
Küskü, Mert; Çakır, Murat Perit; Küçükşenel, Serkan; Department of Cognitive Sciences (2022-9-1)
Cooperation in various tasks has been shown to increase synchronization between people's prefrontal cortices. In game theory, the Stag Hunt game is utilized as a model for social cooperation in the face of strategic uncert...
Keystroke transcription from acoustic emanations using continuous wavelet transform
Özkan, Abdullah; Günel Kılıç, Banu; Acartürk, Cengiz; Department of Cybersecurity (2022-9)
One of the most common methods of communication is written communication. Written communication has been found in various forms over the years and has changed shape with technical and technological developments. Today, wri...
Reliability prediction for aircraft fleet operators: A Bayesian network model that combines supplier estimates, maintenance data and expert judgement
Kucuker, Faruk Umut; Yet, Barbaros (2022-09-01)
Reliability prediction is crucial for aircraft maintenance and spare part inventory decisions. These predictions are made based on operational data collected by fleet operators or design life estimates provided by aircraft...
Genetic History of Anatolia during Holocene
Koptekin, Dilek; Somel, Mehmet; Department of Medical Informatics (2022-9-1)
Anatolia has been a key region in Eurasian history, acting as a bridge for cultural exchanges between Europe and Asia during the Holocene. However, the demographic transformation of Anatolian and neighbouring populations d...
A new triazolothiadiazine derivative inhibits stemness and induces cell death in HCC by oxidative stress dependent JNK pathway activation
Kahraman, Deniz Cansen; Guven, Ebru Bilget; Aytac, Peri S.; Aykut, Gamze; Tozkoparan, Birsen; Atalay, Rengul Cetin (2022-09-01)
Hepatocellular carcinoma (HCC) is a highly heterogeneous cancer, and resistant to both conventional and targeted chemotherapy. Recently, nonsteroidal anti-inflammatory drugs (NSAIDs) have been shown to decrease the inciden...
ARTIFICIAL LEARNING-BASED ANALYSIS OF MOLECULAR, CLINICAL TRIALS AND PATENT DATA FOR IMPROVED DRUG DEVELOPMENT
Çıray, Fulya; Aydın Son, Yeşim; Doğan, Tunca; Department of Medical Informatics (2022-8-31)
Drug development is a costly process, especially in terms of the required time and money. Many promising drug candidates are eliminated at late development stages, e.g., phase II or III of clinical trials, due to insuffici...
Nominalization and Argument Structure: An Experiment with the NOMLEX Database
Kızıldemir, Melis; Bozşahin, Hüseyin Cem; Department of Cognitive Sciences (2022-8-31)
This study presents a method for predicting syntactic structures of deverbal event nominals that are derived from verbs used in their transitive meaning. The study takes a data-driven approach and fine-tunes pre-trained de...
Interaction of Spatial Configurations and Language: An Experimental Inquiry
Yılmaz, Naz Buse; Çakır, Murat Perit; Acartürk, Cengiz; Department of Cognitive Sciences (2022-8-31)
The perception and description of space are one of the most fundamental phenomena in human cognition and evolution. Knowing where we are and telling allies about it is vital information from an evolutionary perspective. Th...
INTEGRATION OF MACHINE LEARNING AND ENTROPY METHODS FOR POST-GENOME-WIDE ASSOCIATION STUDIES ANALYSIS
Yaldız, Burcu; Aydın Son, Yeşim; Department of Medical Informatics (2022-8-31)
Non-linear relationships between genotypes play an essential role in understanding the genetic interactions of complex disease traits. Genome-Wide Association Studies (GWAS) have revealed a statistical association between ...
Semantic dimensionality reduction during language acquisition: A window into concept representation
Özcan, Rojda; Bozşahin, Hüseyin Cem; Department of Cognitive Sciences (2022-8-31)
We explore the dimensionality in the semantic representations derived from the Eve fragment of the CHILDES database to gain insights into whether or not semantic dimensionality reduc- tion (DR) occurs during language acqui...
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