| 2024 | IC3K | Predicting Agricultural Product and Supplies Prices Using Artificial Intelligence. | Ioannis Dionissopoulos, Fotis Assimakopoulos, Dimitris Spiliotopoulos, Dionisis Margaris, Costas Vassilakis |
| 2024 | WEBIST | Improving Recommendation Quality in Collaborative Filtering by Including Prediction Confidence Factors. | Kiriakos Sgardelis, Dionisis Margaris, Dimitris Spiliotopoulos, Costas Vassilakis, Stefanos Ougiaroglou |
| 2023 | WEBIST | A User Interface for Tuning QoS Parameters in Recommendation-Based Business Process Scenario Adaptation. | Kiriakos Sgardelis, Dionisis Margaris, Dimitris Spiliotopoulos, Costas Vassilakis |
| 2022 | HCI | A Quality of Experience Illustrator User Interface for Cloud Provider Recommendations. | Panagiotis C. Kokkinos, Dionisis Margaris, Dimitris Spiliotopoulos |
| 2022 | HCI | Anchoring Effect Mitigation for Complex Recommender System Design. | Dionisis Margaris, Dimitris Spiliotopoulos, Costas Vassilakis |
| 2022 | HCI | Persona Finetuning for Online Gaming Using Personalisation Techniques. | Dimitris Spiliotopoulos, Dionisis Margaris, Kostas N. Koutrakis, Panos I. Philippopoulos, Costas Vassilakis |
| 2021 | HCI | A User Interface for Personalising WS-BPEL Scenarios. | Dionisis Margaris, Dimitris Spiliotopoulos, Dionysios Vasilopoulos, Costas Vassilakis |
| 2021 | HCI | An Interface for User-Centred Process and Correlation Between Large Datasets. | Dimitris Spiliotopoulos, Tauheodoros Giannakopoulos, Costas Vassilakis, Manolis Wallace, Marina Lantzouni, Vassilis Poulopoulos, Dionisis Margaris |
| 2021 | ICCCN | Trust- and Rating- based Recommendations for On-line Social Networks. | Anna Kobusinska, Dionisis Margaris, Jakub Peikert |
| 2020 | HCI | Policy Making Analysis and Practitioner User Experience. | Dimitris Koryzis, Fotios Fitsilis, Dimitris Spiliotopoulos, Theocharis Theocharopoulos, Dionisis Margaris, Costas Vassilakis |
| 2020 | HCI | A User Interface for Personalized Web Service Selection in Business Processes. | Dionisis Margaris, Dimitris Spiliotopoulos, Costas Vassilakis, Gregory Karagiorgos |
| 2020 | HCI | Semantics-Driven Conversational Interfaces for Museum Chatbots. | Dimitris Spiliotopoulos, Konstantinos Kotis, Costas Vassilakis, Dionisis Margaris |
| 2020 | HCI | MOOC Accessibility from the Educator Perspective. | Dimitris Spiliotopoulos, Vassilis Poulopoulos, Dionisis Margaris, Eleni Makri, Costas Vassilakis |
| 2020 | HCI | "Talking" Triples to Museum Chatbots. | Savvas Varitimiadis, Konstantinos Kotis, Dimitris Spiliotopoulos, Costas Vassilakis, Dionisis Margaris |
| 2019 | MEDES | Citizen Engagement for Transparent and Accountable Policy Modelling. | Dimitris Spiliotopoulos, Dionisis Margaris, Costas Vassilakis |
| 2019 | MEDES | A Mixed-reality Interaction-driven Game-based Learning Framework. | Dimitris Spiliotopoulos, Dionisis Margaris, Costas Vassilakis, Volha Petukhova, Konstantinos Kotis |
| 2018 | DASC | Improving Collaborative Filtering's Rating Prediction Accuracy by Considering Users' Rating Variability. | Dionisis Margaris, Costas Vassilakis |
| 2018 | DASC | Improving Collaborative Filtering's Rating Prediction Coverage in Sparse Datasets by Exploiting User Dissimilarity. | Dionisis Margaris, Costas Vassilakis |
| 2017 | ISCC | Improving collaborative filtering's rating prediction quality in dense datasets, by pruning old ratings. | Dionisis Margaris, Costas Vassilakis |
| 2016 | SAC | Improving QoS delivered by WS-BPEL scenario adaptation through service execution parallelization. | Dionisis Margaris, Costas Vassilakis, Panagiotis Georgiadis |
| 2015 | RCIS | A collaborative filtering algorithm with clustering for personalized web service selection in business processes. | Dionisis Margaris, Panagiotis Georgiadis, Costas Vassilakis |
| 2015 | SAC | A hybrid framework for WS-BPEL scenario execution adaptation, using monitoring and feedback data. | Dionisis Margaris, Costas Vassilakis, Panagiotis Georgiadis |
| 2013 | RCIS | Adapting WS-BPEL scenario execution using collaborative filtering techniques. | Dionisis Margaris, Panagiotis Georgiadis, Costas Vassilakis |
| 2013 | SAC | An integrated framework for QoS-based adaptation and exception resolution in WS-BPEL scenarios. | Dionisis Margaris, Costas Vassilakis, Panagiotis Georgiadis |
| 2010 | IOLTS | SBST for on-line detection of hard faults in multiprocessor applications under energy constraints. | Andreas Merentitis, Dionisis Margaris, Nektarios Kranitis, Antonis M. Paschalis, Dimitris Gizopoulos |