Publications

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2020
Margaris D, Vassilakis C.  2020.  Improving collaborative filtering’s rating prediction coverage in sparse datasets by exploiting the “friend of a friend” concept. International Journal of Big Data Intelligence. 7(1)
Spiliotopoulos D, Poulopoulos V, Margaris D, Makri E, Vassilakis C.  2020.  MOOC Accessibility from the Educator Perspective. Proceedings of the 22nd International Conference on Human-Computer Interaction.
Spiliotopoulos D, Poulopoulos V, Margaris D, Makri E, Vassilakis C.  2020.  MOOC Accessibility from the Educator Perspective. Proceedings of the 22nd International Conference on Human-Computer Interaction.
Spiliotopoulos D, Makri E, Vassilakis C, Margaris D.  2020.  Multimodal Interaction: Correlates of Learners' Metacognitive Skill Training Negotiation Experience. Information. 11:381.
Spiliotopoulos D, Makri E, Vassilakis C, Margaris D.  2020.  Multimodal Interaction: Correlates of Learners' Metacognitive Skill Training Negotiation Experience. Information. 11:381.
Koryzis D, Fitsilis F, Spiliotopoulos D, Theocharopoulos T, Margaris D, Vassilakis C.  2020.  Policy Making Analysis and Practitioner User Experience. Proceedings of the 22nd International Conference on Human-Computer Interaction.
Mathas C-M, Vassilakis C.  2020.  Reconnaisance. Cyber-Security Threats, Actors, and Dynamic Mitigation.
Vassilakis C, Kotis K, Spiliotopoulos D, Margaris D, Kasapakis V, Anagnostopoulos C-N, Santipantakis G, Vouros GA, Kotsilieris T, Petukhova V et al..  2020.  A Semantic Mixed Reality Framework for Shared Cultural Experiences Ecosystems. Big Data and Cognitive Computing. 4:6.
Vassilakis C, Kotis K, Spiliotopoulos D, Margaris D, Kasapakis V, Anagnostopoulos C-N, Santipantakis G, Vouros GA, Kotsilieris T, Petukhova V et al..  2020.  A Semantic Mixed Reality Framework for Shared Cultural Experiences Ecosystems. Big Data and Cognitive Computing. 4:6.
Spiliotopoulos D, Kotis K, Vassilakis C, Margaris D.  2020.  Semantics-Driven Conversational Interfaces for Museum Chatbots. Proceedings of the 22nd International Conference on Human-Computer Interaction, volume "Culture and Computing".
Varitimiadis S, Kotis K, Spiliotopoulos D, Vassilakis C, Margaris D.  2020.  “Talking” Triples to Museum Chatbots. Proceedings of the 22nd International Conference on Human-Computer Interaction, volume "Culture and Computing".
Mathas C-M, Grammatikakis K-P, Vassilakis C, Kolokotronis N, Bilali V-G, Kavallieros D.  2020.  Threat landscape for smart grid systems. Proceedings of the 15th International Conference on Availability, Reliability and Security.
Mathas C-M, Vassilakis C, Kolokotronis N.  2020.  A Trust Management System for the IoT domain. Proceedings the 2020 IEEE World Congress on Services (SERVICES).
Margaris D, Spiliotopoulos D, Vassilakis C, Karagiorgos G.  2020.  A User Interface for Personalized Web Service Selection in Business Processes. Lecture Notes in Computer Science.
Margaris D, Vassilakis C, Spiliotopoulos D.  2020.  What makes a review a reliable rating in recommender systems? Information Processing & Management. 57(6):102304.
2019
Antoniou A, Morillo SReboreda, Lepouras G, Diakoumakos J, Vassilakis C, Nores MLopez, Jones CEmma.  2019.  Bringing a peripheral, traditional venue to the digital era with targeted narratives. Digital Applications in Archaeology and Cultural Heritage. 14:e00111.
Spiliotopoulos D, Margaris D, Vassilakis C.  2019.  Citizen Engagement for Transparent and Accountable Policy Modelling. Proceedings of the 11th International Conference on Management of Digital EcoSystems (MEDES'19).
Spiliotopoulos D, Vassilakis C, Margaris D.  2019.  Data-driven Country Safety Monitoring Terrorist Attack Prediction. Proceedings of the 2019 IEEE/ACM International Conference on Advances in Social Networks Analysis and Mining (ASONAM 2019).
Margaris D, Spiliotopoulos D, Vassilakis C.  2019.  Experimental results for considering Item Adoption Eagerness Information in Collaborative Filtering’s Rating Prediction.
Margaris D, Vassilakis C, Spiliotopoulos D.  2019.  Handling uncertainty in social media textual information for improving venue recommendation formulation quality in social networks. Social Network Analysis and Mining. 9:64.
Margaris D, Vasilopoulos D, Vassilakis C, Spiliotopoulos D.  2019.  Improving Collaborative Filtering’s Rating Prediction Accuracy by Introducing the Common Item Rating Past Criterion. Proceedings of the 10th International Conference on Information, Intelligence, Systems and Applications (IISA2019).
Margaris D, Vasilopoulos D, Vassilakis C, Spiliotopoulos D.  2019.  Improving Collaborative Filtering’s Rating Prediction Coverage in Sparse Datasets through the Introduction of Virtual Near Neighbors. Proceedings of the 10th International Conference on Information, Intelligence, Systems and Applications (IISA2019).
Margaris D, Spiliotopoulos D, Vassilakis C.  2019.  Improving Collaborative Filtering’s Rating Prediction Quality by Exploiting the Item Adoption Eagerness Information. Proceedings of the IEEE/WIC/ACM International Conference on Web Intelligence.
Spiliotopoulos D, Vassilakis C, Margaris D, Kotis K.  2019.  A Methodology for Generated Text Annotation for High Quality Speech Synthesis. Proceedings of the 10th International Conference on Information, Intelligence, Systems and Applications (IISA2019).
Spiliotopoulos D, Margaris D, Vassilakis C, Petukhova V, Kotis K.  2019.  A Mixed-reality Interaction-driven Game-based Learning Framework. Proceedings of the 11th International Conference on Management of Digital EcoSystems (MEDES'19).