Now showing items 1-20 of 470

    • 3D μοντελοποίηση πλαισίου τετράπτερου σκάφους drone 

      Σπίνου, Εμμανουέλα (Πανεπιστήμιο Δυτικής Αττικής, 2024-03-22)
      Η διπλωματική εργασία με τίτλο «3D Μοντελοποίηση Πλαισίου Τετράπτερου Σκάφους Drone» έχει ως στόχο τον σχεδιασμό και την μοντελοποίηση ενός τετράπτερου αεροσκάφους drone που έχει την δυνατότητα να κατασκευαστεί μέσω ...
    • 4η Βιομηχανική επανάσταση: Υλοποίηση κουφωμάτων αλουμινίου και σιδηροκατασκευών μέσω αυτοματοποιημένων διαδικασιών 

      Μουστάκας, Γεώργιος (Πανεπιστήμιο Δυτικής Αττικής, 2024-04)
      O όρος «Βιομηχανική Επανάσταση» αναφέρεται σε μια σειρά βαθιών μετασχηματισμών στην ανθρώπινη κοινωνία που συνέβησαν κατά τη διάρκεια αρκετών αιώνων, αλλάζοντας θεμελιωδώς τον τρόπο που ζούσαν και εργάζονταν οι άνθρωποι. ...
    • A comparative evaluation of machine learning and deep learning for sports predictions in table tennis 

      Κυρώσης, Μηνάς-Νικόλαος (Πανεπιστήμιο Δυτικής Αττικής, 2024-03-07)
      The surge in sports data availability has opened avenues for exploring the application of machine learning (ML) and deep learning (DL) techniques in predicting match outcomes as classification tasks across various sports. ...
    • A fuzzy logic-based approach for precise UAV ship deck landings 

      Τσιτσές, Ιωάννης (Πανεπιστήμιο Δυτικής Αττικής, 2024-06)
      This paper introduces a fuzzy logic-based autonomous ship deck landing system for fixed-wing unmanned aerial vehicles (UAVs). The ship is assumed to maintain a constant course and speed. The aim of this fuzzy logic landing ...
    • Analysis, design and study of flexible solar systems 

      Ντ'ονόφριο, Κρίστιαν (Πανεπιστήμιο Δυτικής Αττικής, 2023-10)
      The purpose of this thesis is to analyze the current situation and to study the development possibilities presented in the field of flexible photovoltaic systems, in the light of their inclusion in modern societies in a ...
    • Applications of machine learning and data mining in damage provision and maintenance of operation for Greek railway rolling stock 

      Καλαθάς, Ηλίας (Πανεπιστήμιο Δυτικής Αττικής, 2022-12-09)
      Recently, important advancements in the international financial development and the introduction of new technologies in the business sector have arisen new challenges in the management of data and information, through ...
    • Applying graph neural networks for stance detection over online social networks 

      Μοναχέλης, Παναγιώτης (Πανεπιστήμιο Δυτικής Αττικής, 2024-03)
      Fake news has flooded social networks and has been studied from different perspectives. Different methodologies have been proposed to approach this issue. In recent years, researchers have been conducting analyses based ...
    • Applying reinforcement learning algorithms for profitable strategies in a stock market simulator 

      Σταυροθανάσης, Θεόδωρος (Πανεπιστήμιο Δυτικής Αττικής, 2023-10-13)
      Financial time series present unique characteristics that an investor, analyst or algorithmic trader has to take always into account. One of the defining features is their inherent volatility and non-linearity. Unlike many ...
    • Artificial intelligence in medical diagnosis (with emphasis on orthopedics) 

      Σκαλέρης, Σταμάτιος-Μιχαήλ (Πανεπιστήμιο Δυτικής Αττικής, 2024-10-07)
      Early and accurate diagnosis of hip conditions, such as fractures and degenerative diseases, is crucial for ensuring that patients receive appropriate treatment on time. Delayed or incorrect diagnoses can lead to prolonged ...
    • Artificial intelligence in pharmaceutical domain (with emphasis on the data quality) 

      Οικονομίδης, Γεώργιος (Πανεπιστήμιο Δυτικής Αττικής, 2022-09-19)
      Over the past decades, computer science has been widely developed. From speech recognition to reconstructing brain circuits to even natural language understanding, one can easily claim that Machine Learning and Deep Learning ...
    • Artificial intelligence in pharmaceutical domain (with emphasis on the data quality). ALCOA prediction from pharmaceutical industry line 

      Καρύδας, Δημήτριος (Πανεπιστήμιο Δυτικής Αττικής, 2022-07)
      We can all imagine the amount of data generated during the procedure of the production of a medicine in a pharmaceutical industry. Data are taken from the import of the raw material to the factory, its analysis until it ...
    • Artificial intelligence methods for predictive maintenance 

      Κόικας, Δημήτριος (Πανεπιστήμιο Δυτικής Αττικής, 2024-04-26)
      The rapid evolution of Artificial Intelligence over the past few years has revolutionised applications in several fields. Such field is the Predictive Maintenance (PdM) concept. In contrast to reactive or scheduled ...
    • Augmentation of large language model capabilities with knowledge graphs 

      Τσακαλάκης, Βίκτωρ (Πανεπιστήμιο Δυτικής Αττικής, 2024-03-06)
      This postgraduate thesis explores the possibility for augmentation of the abilities of Large Language Models (LLMs) in the task of Question Answering by incorporating the technique of Retrieval-Augmented Generation (RAG) ...
    • Autoencoder algorithms for time series anomaly detection 

      Κωνσταντοπούλου, Ευαγγελία (Πανεπιστήμιο Δυτικής Αττικής, 2024-09-02)
      Time series data capture the behavior of variables over time and as such they are of core importance in a broad variety of scientific disciplines and applications including finance, industry, healthcare and networks, among ...
    • Aνάπτυξη εκπαιδευτικών παιχνιδιών 

      Χαλκιάς, Κωνσταντίνος (Πανεπιστήμιο Δυτικής Αττικής, 2023-07)
      Στην πτυχιακή εργασία κατασκευάστηκε ένα παιχνίδι σοβαρού σκοπού (serious game), δηλαδή ένα παιχνίδι που ο σχεδιασμός του έχει σαν σκοπό να διαχειριστεί ένα πρόβλημα και να ευαισθητοποιήσει τον κόσμο πάνω σε αυτό μέσω ενός ...
    • Blockchain τεχνολογίες και η εφαρμογή τους σε τερματικούς σταθμούς και λιμένες 

      Μπαϊράμης, Μερκούριος (Πανεπιστήμιο Δυτικής ΑττικήςΠανεπιστήμιο Αιγαίου, 2024-03-26)
      Η Ελληνική εμπορική ναυτιλία ήταν ανέκαθεν ένας τομέας της Εθνικής Οικονομίας στον οποίο η Χώρα παρουσίαζε υψηλές επιδόσεις, όχι μόνο σε περιφερειακό, αλλά σε παγκόσμιο επίπεδο. Η καθυστέρηση ωστόσο της ενσωμάτωσης της ...
    • Deep learning and variable autonomy for mobile robot navigation 

      Παππάς, Παντελεήμων (Πανεπιστήμιο Δυτικής Αττικής, 2024-03)
      This paper addresses the problem of safe and efficient navigation of mobile robots in extreme environments such as Search and Rescue (SAR) and Urban Search and Rescue (USAR) missions or other forms of remote robotic tasks. ...
    • Designing a scalable and reproducible machine learning workflow 

      Πολυχρόνου, Ιωάννα (Πανεπιστήμιο Δυτικής Αττικής, 2024-03-06)
      The advancement of machine learning (ML) applications necessitates the construction of end-to-end experimentation pipelines characterized by scalability, robustness, and reproducibility. This thesis aims to empower Data ...
    • Development and evaluation of AI-powered educational assistant 

      Παπάζογλου, Αλέξανδρος (Πανεπιστήμιο Δυτικής Αττικής, 2024-10-09)
      In order to improve student learning in college courses, this thesis investigates the creation and application of J.A.R.V.I.S. (Just An Resourceful Virtual Instructor and Study-aid), an AIpowered instructional assistant. ...
    • Development of a low-cost robotic platform based on the exploitation of action research findings for STEM education and educational robotics 

      Χατζόπουλος, Αβραάμ (Πανεπιστήμιο Δυτικής Αττικής, 2022-11-30)
      STEM-based education faces several challenges when implementing it in practice since it requires the existence of an organized environment, the necessary logistical infrastructure (robotics - STEM educational platforms, ...