Now showing items 1-20 of 31

  • Coverage-Based Summaries for RDF KBs.

    H.M.U., School of Engineering (ScENG) MSc in Informatics & Multimedia
    Authors: Vasileiou, Ioannis
    Thesis advisor: Papadakis, Nikolaos
    Publication Date: 2021-04-01
    As more and more data become available as linked data, the need for efficient and effective methods for their exploration becomes apparent. Semantic summaries try to extract meaning from data, while reducing its size. State ...
  • Design and development of a web-based data visualization software for political tendency identification of Twitter’s users using Python Dash Framework.

    H.M.U., School of Engineering (ScENG) MSc in Informatics & Multimedia
    Authors: Britzolakis, Alexandros
    Thesis advisor: Papadakis, Nikolaos
    Publication Date: 2020-06-11
    The rapid evolution of computers as well as the emerge of the internet brought a new era on the field of communication systems. Many individuals can instantly communicate with each other (through instant messaging or ...
  • Design and implementation of a semantic ontology for the administration departments of primary and secondary education.

    H.M.U., School of Engineering (ScENG) MSc in Informatics & Multimedia
    Authors: Tzagkarakis, Eleftherios
    Thesis advisor: Papadakis, Nikolaos
    Publication Date: 2020-11-13
    Advances in computers and communications have significantly changed almost every aspect of our daily activity. In this maze of change, governments around the world cannot remain indifferent. Public administration is evolving ...
  • E-shop with sport products.

    Η.Μ.U, School of Engineering (ScENG), Electrical and Computer Engineering Dept
    Authors: Skamagkaki, Georgia; Skourvoulianaki, Maria
    Thesis advisor: Papadakis, Nikolaos
    Publication Date: 2020-10-12
    This thesis aims at creating an integrated electronic shop (e-shop) with the main object of sale athletic products. In the following pages describes the development process of the e-shop using the content management system, ...
  • Ramification problem to database systems in SPARQL language.

    H.M.U., School of Engineering (ScENG) MSc in Informatics & Multimedia
    Authors: Kapetanakis, Fanourios
    Thesis advisor: Papadakis, Nikolaos
    Publication Date: 2023-07-21
    The topic of ramification is concerned with determining the indirect implications of activities. A solution to this problem in database systems allows for reasoning about database dynamics and verification of consistency ...
  • Visualization of outbreaks of mental disorders around the world using Twitter metadata: Covid-19 sentiment analysis.

    H.M.U., School of Engineering (ScENG) MSc in Informatics & Multimedia
    Authors: Mavridi, Anastasia
    Thesis advisor: Papadakis, Nikolaos; Kondylakis, Charidimos
    Publication Date: 2021-03-11
    Due to the nature of the data and public interaction, twitter is becoming more and more useful to understand and model various events. The goal of this work is to use tweets as the information shared by the people to ...
  • Airplane company.

    Η.Μ.U, School of Engineering (ScENG), Electrical and Computer Engineering Dept
    Authors: Gerakianakis, Nikolaos; Marinakis, Panteleimon
    Thesis advisor: Papadakis, Nikolaos
    Publication Date: 2020-05-07
    We start with a small historical flashback as far as the plane is concerned, and then we briefly describe the basic points of this. We prove why the plane is necessary in our time and then we move on to illustrate how we ...
  • Acoustic study of a radio station: application for the Experimental High School of Rethymno.

    Η.Μ.U, School of Music and Optoacoustic Technologies (SMOT), Music Technology and Acoustics Dept.
    Authors: Nikologiannis, Sotirios-Porfyrios; Papadopoulos, Orestis
    Thesis advisor: Papadogiannis, Nektarios; Papadakis, Nikolaos
    Publication Date: 2021-04-07
    The subject of this thesis is the acoustic study of an existing space at the Experimental High School of Rethymno with the aim of its future use as a radio station. The purpose of the work is through the assessment of the ...
  • Development of a private clinic management system application with data storage in NoSQL database.

    Η.Μ.U, School of Engineering (ScENG), Electrical and Computer Engineering Dept
    Authors: Kalkanis, Kyriakos
    Thesis advisor: Papadakis, Nikolaos
    Publication Date: 2021-05-11
    Private clinic management system is a desktop application implemented in JAVA and MongoDB (NoSQL) that is able to organize, manage and simplify all functions of a private clinic. In more detail, this application will enable ...
  • Developing a psychoemotional ontology for cancer patients.

    H.M.U., School of Engineering (ScENG) MSc in Informatics & Multimedia
    Authors: Alekos, Efthymios
    Thesis advisor: Papadakis, Nikolaos
    Publication Date: 2020-05-22
    It is well known that the mental and emotional state of cancer patients plays an important role in the treatment of their disease. In this work an effort is made, building an ontology using Protégé software, which will ...
  • Creating a forum for students of the University.

    Η.Μ.U, School of Engineering (ScENG), Electrical and Computer Engineering Dept
    Authors: Koureas, Christos; Papageorgiou, Georgios
    Thesis advisor: Papadakis, Nikolaos
    Publication Date: 2020-03-03
    As part of the present dissertation, we have decided to make something that will be useful for students and teachers. So we created a website where the students can register with their personal information, log in and add ...
  • Online food store.

    Η.Μ.U, School of Engineering (ScENG), Electrical and Computer Engineering Dept
    Authors: Vrapi, Tzonato; Perakis, Michail
    Thesis advisor: Papadakis, Nikolaos
    Publication Date: 2021-01-12
    The aim of this thesis is the creation and representation of an online product store by incorporating new technologies (open source) and combining them in order to have a more flexible implementation of an online store. ...
  • A system that will provide routing / guidance services to their users for everyday activities.

    Η.Μ.U, School of Engineering (ScENG), Electrical and Computer Engineering Dept
    Authors: Stivaktaki, Zoi
    Thesis advisor: Papadakis, Nikolaos
    Publication Date: 2021-03-24
    This essay concerns the design and development of an information system which has as primary objective the registration and update of user's appointments. Its role is essential for the users, as it provides the option of ...
  • Internet addiction to pre-Adolescent students in the city of Heraklion - emerging risks and how they are treated.

    H.M.U., School of Engineering (ScENG) MSc in Informatics & Multimedia
    Authors: Koutsaki, Eleftheria
    Thesis advisor: Papadakis, Nikolaos
    Publication Date: 2020-04-15
    In this thesis we will study the risks posed on the internet. We will talk about Internet addiction, we will present the characteristics of an addicted child, we will study the children's habits of their online activities ...
  • Educational ontology for semantic modeling of a learning object.

    H.M.U., School of Engineering (ScENG) MSc in Informatics & Multimedia
    Authors: Skoulataki, Georgia
    Thesis advisor: Papadakis, Nikolaos
    Publication Date: 2022-10-24
    This paper studies ontology creation in distance education. More, the purpose of the paper is to search for methodologies and the process of developing an educational ontology, as well as to understand them through the ...
  • Assessment of the influence of sound on the perception of taste using psychoacoustic tests.

    Η.Μ.U, School of Music and Optoacoustic Technologies (SMOT), Music Technology and Acoustics Dept.
    Authors: Vourakis, Nikolaos
    Thesis advisor: Papadakis, Nikolaos
    Publication Date: 2022-11-24
    The subject of this thesis is the investigation of the interaction of the auditory sense and the sense of taste. More specifically, this work aims to investigate the effect of the sound level on the perception of the ...
  • Selection and comparison of materials for the construction of optical frames.

    Η.Μ.U, School of Engineering (ScENG), Mechanical Engineering Dept
    Authors: Gastouniotis, Georgios
    Thesis advisor: Papadakis, Nikolaos
    Publication Date: 2023-07-18
    In today's era of rapid development of technology and science, the emergence of new ways of manufacturing products has led scholars to find new methods of designing and manufacturing them. Over the years the materials ...
  • Android application for guiding tourists in the city of Heraklion

    Η.Μ.U, School of Engineering (ScENG), Electrical and Computer Engineering Dept
    Authors: Daskalakis, Vardis
    Thesis advisor: Papadakis, Nikolaos
    Publication Date: 2020-06-24
    The island of Crete is the most populous in Greece and one of the largest islands in the Mediterranean. Thanks to its geographical location and temperate climate, it is recommended as one of the best holiday destinations ...
  • Electronic commerce.

    Η.Μ.U, School of Engineering (ScENG), Electrical and Computer Engineering Dept
    Authors: Vasilakis, Ioannis
    Thesis advisor: Papadakis, Nikolaos
    Publication Date: 2020-10-19
    We want to design an e-commerce information system for a company. We need to save the following information. For each store of the company its address, the name of the manager, his telephone. For each product that the ...
  • Medical agenda in Android.

    Η.Μ.U, School of Engineering (ScENG), Electrical and Computer Engineering Dept
    Authors: Kritsotakis, Nikolaos; Ritzakis, Georgios
    Thesis advisor: Papadakis, Nikolaos
    Publication Date: 2020-07-09
    Thesis is based on an application running on an Android environment. The programming language used for its development is Kotlin. The main purpose of this innovative idea is to facilitate its user in organizing health ...