Ioannis Paliokas

Ioannis Paliokas
International Hellenic University · Department of Accounting & Finance

PhD, MSc, BSc
Electrical & Computer Engineer, Assist. Professor, International Hellenic University

About

87
Publications
40,670
Reads
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366
Citations
Introduction
Dr. Ioannis Paliokas is an Assist. Prof. at International Hellenic University (IHU), School of Economics & Business Administration (Kavala, Greece). He has received the Diploma of Electrical & Computer Engineer (DUTH, Xanthi, Greece, 1999), the MSc. on Computer Science (NYIT, New York, USA, 2003) and his PhD on Explorative Learning Environments (DUTH, Alexandroupolis, Greece, 2008). He has a long post-doc experience (CERTH/ITI, CTI-Diofantos, E3STEM) in web platforms & educational software.
Additional affiliations
October 2017 - March 2022
Hellenic Open University
Position
  • Professor (Assistant)
Description
  • Adjunct Faculty member (SEP) in ICT in Education (PLH37, Teacher Educator)
February 2012 - February 2022
The Centre for Research and Technology, Hellas
Position
  • PostDoc Position
Description
  • Post-doc reasearcher in national and EU funded research projects.
October 2011 - February 2012
University of Western Macedonia
Position
  • Lecturer
Description
  • Adjunct Lecturer with teaching responsibilities.
Education
November 2004 - February 2008
Democritus University of Thrace
Field of study
  • Exploratory Learning Environments Development
January 2002 - September 2003
New York Institute of Technology
Field of study
  • Digital Image Processing
October 1993 - September 1999
Democritus University of Thrace
Field of study
  • Electrical & Computer Engineering

Publications

Publications (87)
Article
Full-text available
This paper investigated the role of interactive tourist mobile apps in tourism development. The researchers presented the e-Tracer application, which was developed taking into consideration the recent advantages in mobile computing, the importance of user-generated content and the needs of northern Greece and the lower Balkan countries. Apart from...
Article
Full-text available
Pervasive technologies such as Artificial Intelligence, Virtual Reality and the Internet of Things, despite their great potential for improved workability and well-being of older workers, entail wide ethical concerns. Aligned with these considerations we emphasize the need to present from the viewpoint of ethics the risks of personalized ICT soluti...
Conference Paper
Full-text available
Research studies provide some evidence that computing and education robotics have a positive impact on female students’ engagement in Computational Thinking (CT) practices and their self-efficacy for CT. Other issues raised by research concern the decontextualization of computing education from the actual lives of students which causes problems for...
Article
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Background: Electroencephalography (EEG) has been used to assess brain activity while users are playing an immersive serious game. Objective: To assess differences in brain activation as measured with a non-intrusive wearable EEG device, differences in game performance and correlations between EEG power, game performance and global cognition, be...
Article
Full-text available
Although Augmented Reality (AR) technology has entered many market and knowledge domains such as games and leisure activities, it remains rather limited in digital heritage. After studying the potentiality of using modern AR elements in a museum context, this paper proposes the use of additional game and educational elements in the core AR applicat...
Conference Paper
Full-text available
There is great potential in interdisciplinary traveling platforms mingling knowledge about cultural heritage aspects, such as places with schedules providing visits or even containing augmented reality features also, along with environmental concerns to enhance personalized tourist experience and tripping avocation. For an ontological framework to...
Chapter
Full-text available
Objectives: The comparison of cognitive performance of older adults with frailty and non-frail ones (according to Fried's criteria) was investigated. Methods/design: The differences in performance between people with frailty and individuals without frailty according to Fried were tested using a Virtual Reality (VR) application. The Fried criteri...
Conference Paper
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This paper presents a system designed to utilize innovative spatial interconnection technologies for sites and events of environmental, cultural and tourist interests. The system will discover and consolidate semantic information from multiple sources, providing the end-user the ability to organize and implement integrated and enhanced tours. The s...
Article
Full-text available
Gamification mechanics have been introduced in the philosophy of many modern user experience (UE) systems, including those used in museums, cultural sites and various other kinds of digital heritage (DH) applications. Gamified user experiences include on-site navigation, playful interaction with museum artefacts, virtual tours in ancient or modern...
Conference Paper
Full-text available
Along with population ageing comes the increasingly intensified phenomenon of a shrinking and ageing workforce. Novel solutions are needed so as to help ageing workers maintain workability and productivity, along with a balance between work and personal life, which supports them into good quality of life, active and healthy ageing. In this line, th...
Poster
Full-text available
Background: New technologies and especially computerized cognitive screening have been proposed as a means to increase access to timely cognitive screening. This Pilot Project assesses the effectiveness of an innovative self-screening test, the Virtual Supermarket Test (VST), and the Greek version of the UCSF Brain Health Assessment (BHA) that can...
Article
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Nowadays a lot of people working in industrial environments face daily routines as boring and dull which disaffects them from each other. Thus, the evolution of online communities has given a great opportunity in communication and interaction between people that work in the same environment but may not have direct interaction. An online Social Coll...
Conference Paper
Full-text available
Serious Games (SGs) and Gamification concepts have been introduced lately in many kinds of museum and cultural sites experiences: from on-site gamified navigation to virtual tours in ancient times. Museums and cultural sites have adopted with great success the principles of gamification to offer alternative and more stimulating experiences to their...
Conference Paper
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Nowadays, marketers are required to rethink their marketing strategies, and provide innovative approaches, based on new communication technologies, along-side the classic channels of business promotion. OneAppy is a platform based on a new eMarketing model, aiming to provide valuable marketing channels and tools for promoting products/services. Aft...
Article
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The complexity of epilepsy created a fertile ground for further research in automated methods, attempting to help the epileptologists' task. Over the past years, great breakthroughs have emerged in computer-aided analysis. Furthermore, the advent of Brain Computer Interface (BCI) systems has facilitated significantly the automated seizure analysis....
Conference Paper
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This paper presents a gamified framework designed to offer behavioural change support and treatment adherence services to people living with Dementia (PLWD), their caregivers and medical/social professionals. A flexible and scalable ICT solution architecture was proposed to support highly personalized and gamified services for all groups involved:...
Conference Paper
Full-text available
In the current paper, a social gamified platform for people living with dementia and their live-in family caregivers, integrating a broader diagnostic approach and interactive interventions is presented. The CAREGIVERSPRO-MMD (C-MMD) platform constitutes a support tool for the patient and the informal caregiver - also referred to as the dyad - that...
Conference Paper
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CAREGIVERSPRO-MMD an EU H2020 funded project aims to build a digital platform focusing on people living with dementia and their caregivers, offering a selection of advanced, individually tailored services enabling them to live well in the community for as long as possible. This paper provides an outline of a health recommender system designed in th...
Conference Paper
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This paper compares two methodological approaches derived from the EU Horizon 2020 funded projects CAREGIVERSPROMMD (C-MMD)1 and ICT4LIFE2. Both approaches were initiated in 2016 with the ambition to provide new integrated care services to people living with cognitive impairments, including Dementia, Alzheimer and Parkinson disease, as well as to t...
Article
Full-text available
Background The increasing number of people with dementia (PwD) drives research exploring Web-based support interventions to provide effective care for larger populations. In this concept, a Web-based platform (CAREGIVERSPRO-MMD, 620911) was designed to (1) improve the quality of life for PwD, (2) reduce caregiver burden, (3) reduce the financial co...
Article
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This study examines thesentence processing ability of mild cognitive impairment (MCI) subtypes. In addition to standard MCI neuropsychological tests, an experimental approach was applied to assess language. 133 people (93 MCI/40 controls) participated in novel computerized sentence processing tasks. Results presented statistically significant diffe...
Article
Full-text available
This research explores the learning outcomes of online virtual museums employing diverse technologies such as images, videos, 3D reconstructions, etc. It presents the selection criteria (imageability, interactivity, navigability, personalisation, communication) of the five online virtual museums (VMs) involved in the analysis, each of which brings...
Article
Full-text available
Changes in cognition observed in Mild Cognitive Impairment (MCI) syndrome can be noticed by individuals and their families and in most cases this is the reason for asking for medical advice. Later on, computerized cognitive skills training and screening services are offered to sense those conditions and to numerically express the changes in cogniti...
Article
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This study aims at investigating morhpo-syntactic variables perception by MCI subtypes patients beyond memory impairment. Novel language tasks have been introduced and conducted in a computerized environment in order to prove language as a sensitive indicator of MCI. In the present study 40 amnestic MCI single domain (aMCI-SD), 53 amnestic type of...
Article
Full-text available
This research explores the learning outcomes of online Virtual Museums employing diverse technologies such as images, videos, 3D reconstructions, etc. It presents the selection criteria (imageability, interactivity, navigability, personalization, communication) of the five on-line virtual museums (VM) involved in the analysis, each of which brings...
Conference Paper
Full-text available
The present paper presents a unified cloud-based framework for offering Ambient Assisted Living (AAL) services to elderly with cognitive impairments aiming at prolonging and supporting their independent living, through interoperable, open, personalised and seamless ICT solutions. Through its cloud architecture that is based on the OSGi framework, t...
Conference Paper
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Serious Games (SGs) have been widely adopted in cultural settings and museums, especially the last five years. It is expected that SG can link directly the museum content with target user groups and can fulfill their educational needs. This paper aims to present a systematic mapping study on modern museum gaming technologies and applications. More...
Conference Paper
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Current trends in context-aware computing have altered the static nature of interfaces and equipped them with the ability to adapt to the physical or social context. This paper investigates new paradigms towards cognitive context-awareness which relies on adaptation and personalization factors of more explicit interfaces oriented by individuals’ co...
Conference Paper
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In the present study, we assess reading comprehension abilities in different discourse types along with visual processing and executive functioning through innovative language tasks performed in a computerized environment. The current study assessed the role of reading comprehension ability in discriminating between healthy elderly subjects and sub...
Conference Paper
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Relative Electroencephalography (EEG) power can reflect cognitive decline and play a critical diagnostic role for dementia onset. The current paper investigates power changes in EEG channels on elderly people having Mild Cognitive Impairment (MCI) during a linguistic test. The main objective was to identify patterns in EEG power changes during a li...
Conference Paper
ICT solutions have proved to be very important for the independent living of elderly people with cognitive disabilities. However, a major challenge is in providing a holistic service that can address all aspects of a person’s life and the challenges posed by cognitive impairments.This paper presents the conceptual architecture of a cloud platform t...
Article
Full-text available
Virtual User modeling research has attempted to address critical issues of human-computer interaction (HCI) such as usability and utility through a large number of analytic, usability-oriented approaches as cognitive models in order to provide users with experiences fitting to their specific needs. However, there is demand for more specific modules...
Conference Paper
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Recent cognitive decline screening batteries have highlighted the importance of language deficits related to semantic knowledge breakdown to reveal the incipient dementia. This paper proposes the introduction of novel enriched linguistic tests and examines the hypothesis that language can be a sensitive cognitive measure for Mild Cognitive Impairme...
Chapter
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This paper addresses the critical issue of usability evaluation of interfaces by elderly users and the accessibility limitations concerning the infotainment domain of virtual spaces. The main idea behind this research is to achieve a shift in more adaptive HCI used in infotainment applications and in particular in socially aware 3D Virtual Environm...
Article
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BACKGROUND: Accessibility evaluation of Graphical User Interfaces (GUIs) is a field of ongoing research. Towards an evaluation framework for automatic accessibility assessment, a novel methodology using Virtual User Models (VUMs) is presented.
Conference Paper
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Accessibility assessment for ICT software products and human-machine interfaces is rapidly gaining increasing significance within the research and development (R&D) cycle of new products, as the population of aging us-ers increases. Through VERITAS automatic simulation framework, we evaluat-ed both Virtual User Models (VUMs) and the simulation fram...
Conference Paper
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This paper reports on a user-centered formative usability evaluation of diverse visualization technologies used in Virtual Museums. It initially presents the selection criteria and the five museum websites involved in the analysis. Then, it describes the evaluation process, in which a group of subjects explored the museums’ on-line resources and an...
Conference Paper
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The aim of this research effort is to identify feeling-of-presence and metacognitive amplifiers over existing well-established VRET treatment methods. Patient real time projection in virtual environments during stimuli exposure and electroencephalography (EEG) report sharing are among the techniques, which have been used to achieve the desired resu...
Conference Paper
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Elderly and impaired persons constitute an important part of our societies. Existing practices to test accessibility features on forthcoming consumer products and services rely on tests with real impaired users on the industrial prototypes. Our approach comes to automate the evaluation process and introduce it in early phases of the product design....
Conference Paper
Full-text available
In this paper, we present a novel methodology to assess the accessibility and usability of Graphical User Interfaces (GUIs) using virtual user models to describe the users’ cognitive capacities and applying these models in simulated interaction with virtual prototypes of ICT products’ UIs. We have implemented two tools, to facilitate GUI accessibil...
Conference Paper
Full-text available
This paper presents the preliminary results of a research project aimed at exploring the perceived sense of presence incorporated in diverse technologies used in Virtual Museums. It initially presents the selection criteria and the five museum websites involved in the analysis. Then, it describes the evaluation process, in which a group of subjects...
Article
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Mini-languages is a branch of Educational Software for learning programming at an introductory level. On the other hand, participation, interaction and storylines make Educational Games motivating to young learners. The study presented here examined various widely known mini-languages with an emphasis on LOGO implementations and followed a combinat...
Conference Paper
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'PlayLOGO 3D' is a LOGO-like environment to implement Game Based Learning activities especially designed for children aged 6-13 years who learn the very basic instances related to programming. Its educational effectiveness is expected to be shown after school students get involved in formal programming lessons using LOGO or other languages. It is e...
Conference Paper
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The Treaty of Lisbon set the framework for a common education policy and defined the developmental strategy of the European Union, setting the focus on the Technical and Vocational Education (VET) as a means of promoting development and employment by 2020. Furthermore, it spotlighted as development instruments i) the creation of a society of knowle...
Article
Full-text available
Virtual Learning Environments (VLEs) allow students and teachers to have multiple levels of engagement in educational, mental and social spaces. It is supported that the socially alive presence of individuals and the educational effectiveness that is being expected of the overall experience is being affected by a) the virtual identity concept, b) a...
Article
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Στην παρούσα εργασία διερευνώνται οι στάσεις, οι προσδοκίες και οι επιθυμίες μαθητών των Επαγγελματικών Σχολών (ΕΠΑΣ-ΟΑΕΔ, πρώην ΤΕΕ) σχετικά με τη χρήση των εφαρμογών εικονικής πραγματικότητας (Virtual Reality) με απώτερο σκοπό να διερευνηθεί ο βαθμός εξοικείωσης με τις υπό μελέτη εφαρμογές και η ετοιμότητα να χρησιμοποιηθούν στις εκπαιδευτικές δι...
Conference Paper
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Η έκρηξη του Διαδικτύου έχει ως συνεπακόλουθο την εμπλοκή των χρηστών σε πολυεπίπεδες δραστηριότητες που εγείρουν με τη σειρά τους θέματα ηθικής συμπεριφοράς. Ο προβληματισμός περί των αρχών της δεοντολογικής συμπεριφοράς που σχετίζονται με τις ΤΠΕ και τα δίκτυα οφείλει να εισάγεται στην εκπαίδευση, όπως άλλωστε συμβαίνει σε χώρες τους εξωτερικού ό...
Conference Paper
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Παρατίθενται μια σειρά από προβληματισμοί σχετικά με το Γνωστικό Φόρτο (Cognitive Load) κατά την μάθηση της σχεδίασης με βάση τον υπολογιστή (Computer Aided Design-CAD) σε προπτυχιακό επίπεδο. Με δεδομένο ότι οι φοιτητές της Τριτοβάθμιας Εκπαίδευσης παρουσιάζουν αρχικά σημαντική ανομοιομορφία ως προς τις γνώσεις και τις ικανότητες σχεδίασης με CAD,...
Article
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In this paper the attitudes, expectations and aspirations of students of Professional Schools (EPAS-OAED, formerly TEE) on the use of Virtual Reality applications are extracted to estimate the degree of familiarity (in matter of interaction) with those applications for future educational use. The results were formed using a questionnaire on a small...
Conference Paper
Full-text available
In this paper, we present an educationally effective software system based on modelling for cultural heritage objects and landscapes of archaeological sites. The low-cost ‘Archaeo Viz’ can be easily applied as an extension to pre-existing museum data management systems. Its main contribution is to strengthen the visualized experience of visitors, s...