Journal Articles
Can Large Language Models Capture Video Game Engagement? - 2025
Melhart, D., Barthet, M., & Yannakakis, G. N. - under review.
Affective Game Computing: A Survey. - 2023
Yannakakis, G. N., & Melhart, D. - Proceedings of the IEEE.
impact factor 20.6
The Ethics of AI in Games. - 2023
Melhart, D., Togelius, J., Mikkelsen, B., Holmgård, C., & Yannakakis, G. N. - IEEE Transactions on Affective Computing.
impact factor 11.2
The arousal video game annotation (AGAIN) dataset. - 2022
Melhart, D., Liapis, A., & Yannakakis, G. N. - IEEE Transactions on Affective Computing.
impact factor 11.2
Investigating gaze interaction to support children’s gameplay. - 2021
Papavlasopoulou, S., Sharma, K., Melhart, D., Schellekens, J., Lee-Cultura, S., Giannakos, M. N., & Yiannakakis, G. N. - International Journal of Child-Computer Interaction.
impact factor 5.4
I Feel I Feel You: A theory of Mind Experiment in Games. - 2020
Melhart, D., Yannakakis, G. N., & Liapis, A. - KI-Künstliche Intelligenz
impact factor 2.9
Towards a Comprehensive Model of Mediating Frustration in Videogames. - 2018
Melhart D. - Game Studies: The International Journal of Computer Game Research.
The Infectious Aesthetic of Zombies: An Exploration of Zombie Narratives and Unit Operations of Zombies in Videogames. - 2018
Melhart D., & Jiwandono H. P. - Acta Ludologica.
Editorials
User states in extended reality media experiences for entertainment games. - 2023
Lopes, P., Voigt-Antons, J-N., Garcia, J. Melhart D. - Frontiers in Virtual Reality 4:1235004. doi: 10.3389/frvir.2023.1235004
Conference Papers
Multiplayer Tension In the Wild: A Hearthstone Case. - 2023
Mavromoustakos-Blom, P., Melhart, D., Liapis, A., Yannakakis, G. N., Bakkes, S., & Spronck, P. - Proceedings of the International Conference on the Foundations of Digital Games (FDG), Lisbon, Portugal.
Towards General Models of Player Experience: A Study Within Genres. - 2021
Melhart, D., Liapis, A., & Yannakakis, G. N. - Proceedings of the IEEE Conference on Games (IEEE CoG) Copenhagen, Denmark
Privileged Information for Modeling Affect in the Wild. - 2021
Makantasis, K., Melhart, D., Liapis, A., & Yannakakis, G. N. - International Conference on Affective Computing and Intelligent Interaction (ACII), Virtual Event.
Trace it like you believe it: Time-continuous believability prediction. - 2021
Pacheco, C., Melhart, D., Liapis, A., Yannakakis, G. N., & Perez-Liebana, D. - International Conference on Affective Computing and Intelligent Interaction (ACII), Virtual Event.
Moment-to-moment Engagement Prediction through the Eyes of the Observer: PUBG Streaming on Twitch. - 2020
Melhart, D., Gravina, D., & Yannakakis, G. N. - Proceedings of the International Conference on the Foundations of Digital Games (FDG), Buggiba, Malta
PAGAN: Video Affect Annotation Made Easy. - 2019
Melhart D., Liapis A. & Yannakakis G. N. - International Conference on Affective Computing and Intelligent Interaction (ACII), Cambridge, United Kingdom.
PyPLT: Python Preference Learning Toolbox. - 2019
Camilleri E., Yannakakis G. N. Melhart D. & Liapis A. - Proceedings of the International Conference on Affective Computing and Intelligent Interaction (ACII), Cambridge, United Kingdom.
Your Gameplay Says it All: Modelling Motivation in Tom Clancy's The Division. - 2019
Melhart D., Azadvar A., Canossa A., Liapis A. & Yannakakis G. N. - Proceedings of the IEEE Conference on Games (IEEE CoG), London, United Kingdom.
An Experiment on Game Facet Combination. - 2019
Prager R. P., Troost L., Brüggenjürgen S., Melhart D., Yannakakis G. N., & Preuss M. - Proceedings of the IEEE Conference on Games (IEEE CoG), London, United Kingdom.
The Infectious Aesthetic of Zombies - An Exploration of Zombie Narratives and Unit Operations of Zombie-Like Entities. - 2017
Melhart D., & Jiwandono H. P. - Proceedings of the Central and Eastern European Game Studies Conference, ISBN 978-80-8105-873-8. Trnava, Slovak Republic.
Frustration and Adaptation: Orientational Shifts in Motivation. - 2016
Melhart D. - Presented at 1st International Conference of DiGRA and FDG. Dundee, Scotland, UK.
Seminar Reports
3.3 Rougelike in a Day. - 2024
Charity, M, Champandard, A. J., Melhart, D., and Müller-Brockhausen, M. - Report from Dagstuhl Seminar 24261: Computational Creativity for Game Development, p.142.
3.7 Introducing AI Experience: Games UX in the Age of Generative AI. - 2024
Drachen, A., Burelli, P., Kallabis, L. and Melhart, D. - Report from Dagstuhl Seminar 24261: Computational Creativity for Game Development, p.154.
3.12 Communal Computational Creativity. - 2024
Liapis, A., Champandard, A.J., Cunha, J.M., Guckelsberger, C., Maghsudi, S., Melhart, D., Pirker, J., Short, E., Skubch, H., Smith, T. and Thompson, T. - Report from Dagstuhl Seminar 24261: Computational Creativity for Game Development, p.176.
3.14 Sub-optimal Bots. - 2024
Melhart, D., Goodman, J., Guckelsberger, C., Hoffmann, G. and Perez, D. - Report from Dagstuhl Seminar 24261: Computational Creativity for Game Development, p.186.
Workshops
Ethics and Transparency in Game Data. - 2024
Kleinman, E., Seif El-Nasr, M., Pfau J., Kriglstein S., Wallner, G., Melhart, D., Yannakakis, G. N., Jichen, Z., Watson, B., & Harteveld, C. - Presented at ACM CHI Play 2024, Tampere, Finland. Published in Companion Proceedings of the 2024 Annual Symposium on Computer-Human Interaction in Play (pp. 466-470).
A Study on Affect Model Validity: Nominal vs Ordinal Labels. - 2020
Melhart D., Konstantios S., Giannakakis G., Yannakakis G. N. & Liapis A. - Presented at the International Joint Conference on Artificial Intelligence (IJCAI), Stockholm, Sweden. Published in Proceedings of Machine Learning Research.
Tutorials
Affective AI Workshops: Facial Expression Recognition - Learning How to Model Facial Expressions in Python. - 2024
Lopes P., Melhart D., Liapis A., Fonseca M. - Organized by the Universidade Lusófona. Presented at the University of Barcelona.
Player Modelling through Affective Computing. - 2021
Lopes P., Melhart D. - Presented at the IEEE Conference on Games (IEEE CoG), Beijing, China (Virtual).
Demos
Discrete versus Ordinal Time-Continuous Believability Assessment. - 2021
Pacheco, C., Melhart, D., Liapis, A., Yannakakis, G. N., & Perez-Liebana, D. - ACII Workshops and Demos.
PAGAN: Platform for Audiovisual General-purpose ANnotation. - 2019
Melhart D., Liapis A. & Yannakakis G. N. - Proceedings of ACII, Cambridge, United Kingdom.
Thesis
The anatomy of gameplay: general affect prediction across games and genres. - 2021
Melhart D. - Doctor of Philosophy Dissertation. Msida, Malta.
Frustration and Adaptation: A Prototypicial Model of Orientational Shifts in Situational Motivation during Videogame Play. - 2016
Melhart D. - Master of Arts Thesis. Copenhagen, Denmark.
Patents
User experience modeling for gaming applications. - 2022
Yannakakis, G. N., Pedersen, C. H., Melhart, D., & Henriksen, L. - U.S. Patent No. 11,325,048. Washington, DC: U.S.