#1 - WorldCIST 2019: Carneiro, J., Alves, P., Marreiros, G., & Novais, P. (2019, April). A multi-agent system framework for dialogue games in the group decision-making context. In World Conference on Information Systems and Technologies (pp. 437-447). Springer, Cham.

#2 - DCAI 2019: Carneiro, J., Alves, P., Marreiros, G., & Novais, P. (2019, June). A Conceptual Group Decision Support System for Current Times: Dispersed Group Decision-Making. In International Symposium on Distributed Computing and Artificial Intelligence (pp. 150-159). Springer, Cham.

#3 - HAIS 2019: Alves, P., Carneiro, J., Marreiros, G., & Novais, P. (2019, September). Modeling a Mobile Group Recommender System for Tourism with Intelligent Agents and Gamification. In International Conference on Hybrid Artificial Intelligence Systems (pp. 577-588). Springer, Cham.

#4 - Concurrency and Computation 2019: Conceição, L., Martinho, D., Andrade, R., Carneiro, J., Martins, C., Marreiros, G., & Novais, P. (2019). A web-based group decision support system for multicriteria problems. Concurrency and Computation: Practice and Experience, 33(2), e5298.

#5 - AAMAS 2020: Carneiro, J., Andrade, R., Alves, P., Conceição, L., Novais, P., & Marreiros, G. (2020, May). A consensus-based group decision support system using a multi-agent MicroServices approach. In Proceedings of the 19th International Conference on Autonomous Agents and MultiAgent Systems (pp. 2098-2100).

>>> AAMAS Demonstration Video: Click here to watch on Youtube

#6 - DCAI 2020: Conceição, L., Carneiro, J., Marreiros, G., & Novais, P. (2020, June). Applying Machine Learning Classifiers in Argumentation Context. In International Symposium on Distributed Computing and Artificial Intelligence (pp. 314-320). Springer, Cham.

#7 - UMAP 2020: Alves, P., Saraiva, P., Carneiro, J., Campos, P., Martins, H., Novais, P., & Marreiros, G. (2020, July). Modeling Tourists' Personality in Recommender Systems: How Does Personality Influence Preferences for Tourist Attractions?. In Proceedings of the 28th ACM conference on user modeling, adaptation and personalization (pp. 4-13).

#8 - Applied Sciences 2020: Carneiro, J., Martinho, D., Alves, P., Conceição, L., Marreiros, G., & Novais, P. (2020). A multiple criteria decision analysis framework for dispersed group decision-making contexts. Applied Sciences, 10(13), 4614.

#9 - Neurocomputing 2021: Carneiro, J., Alves, P., Marreiros, G., & Novais, P. (2021). Group decision support systems for current times: Overcoming the challenges of dispersed group decision-making. Neurocomputing, 423, 735-746.

#10 - PAAMS 2021: Carneiro, J., Meira, J., Novais, P., & Marreiros, G. (2021, October). Using Machine Learning to Predict the Users Ratings on TripAdvisor Based on Their Reviews. In Practical Applications of Agents and Multi-Agent Systems (pp. 127-138). Springer, Cham.

#11 - Electronics 2022: Meira, J., Carneiro, J., Bolón-Canedo, V., Alonso-Betanzos, A., Novais, P., & Marreiros, G. (2022). Anomaly Detection on Natural Language Processing to Improve Predictions on Tourist Preferences. Electronics, 11(5), 779.

#12 - PAAMS 2022: Alves, P., Gomes, D., Rodrigues, C., Carneiro, J., Novais, P., & Marreiros, G. (2022, July). Grouplanner: A Group Recommender System for Tourism with Multi-agent MicroServices. In International Conference on Practical Applications of Agents and Multi-Agent Systems (pp. 454-460). Cham: Springer International Publishing.

>>> PAAMS Demonstration Video: Click here to watch on Youtube

#13 - UMUAI 2023: Alves, P., Martins, H., Saraiva, P., Carneiro, J., Novais, P., & Marreiros, G. (2023). Group recommender systems for tourism: how does personality predict preferences for attractions, travel motivations, preferences and concerns?. User Modeling and User-Adapted Interaction, 1-70.

#14 - RECSYS 2023: Alves, P., Martins, A., Novais, P., & Marreiros, G. (2023, September). Improving Group Recommendations using Personality, Dynamic Clustering and Multi-Agent MicroServices. In Proceedings of the 17th ACM Conference on Recommender Systems (pp. 1165-1168). (RecSys '23). Association for Computing Machinery, New York, NY, USA. https://doi.org/10.1145/3604915.3610653

>>> RecSys'23 Demonstration Video: Click here to watch on Youtube

#15 - Preprint 2024: Alves, Patrícia and Martins, André and Negrão, Francisco and Novais, Paulo and Almeida, Ana and Marreiros, Goreti, Are Heterogeinity and Conflicting Preferences No Longer a Problem? Personality-Based Dynamic Clustering for Group Recommender Systems. Available at SSRN: https://ssrn.com/abstract=4694093 or http://dx.doi.org/10.2139/ssrn.4694093

PhD. thesis:

#1 "Negotiation in Group Decision Support Systems - an Approach based in Argumentation and Satisfaction", by João Carneiro. Discussed on 2018-03-23, with a final classification of "Very Good", receiving and honorable mention from Associação Portuguesa para a Inteligência Artificial (APPIA), on 2019-09-05.

#2 "Argumentation Dialogues in Web-based GDSS: An approach using Machine Learning Techniques", by Luís Conceição. Discussed on 2023-04-14, with a final classification of "Very Good".

#3 "Group Recommender Systems for Tourism: Overcoming the Cold-Start Problem and Conflicting Preferences in Groups of Tourists by using Artificial Intelligence and Gamification", by Patrícia Alves. Currently ongoing.

MSc. dissertations:

#1 "Deteção de Emoções em argumentos trocados no contexto de tomada de decisão em grupo", by João Moreira. Discussed on 2020-11-12, obtaining a final grade of 16 values

#2 "Decision Support System for facility location problems in fleet management", by João Martins. Discussed on 2020-11-13, obtaining a final grade of 19 values.

#3 "Sistema de Recomendação de Recursos Humanos e Gestão de informação em Projetos de I&D", by Tiago Cardoso. Discussed on 2020-11-20, obtaining a final grade of 17 values.

#4 "Recomendação de Pontos de Interesse para Grupos - Uma Abordagem baseada em Sistemas Multi-Agente e no Feedback dos Turistas" by André Martins. Discussed on 2023-07-27, obtaining a final grade of 19 values.

#5 "Using Gamification to Predict the Users' Personality in Recommender Systems" by João Trindade. Discussed on 2023-11-17, obtaining a final grade of 18 values.

#6 "Recommending based on the Tourist’s Context using Intelligent Agents in a Group Recommender System for Tourism" by Francisco Negrão. Discussed on 2023-11-13, obtaining a final grade of 17 values.

#7 "Predicting Tourist Preferences and Concerns based on the Tourists’ Personality and Demographic Data using Machine Learning Techniques" by Maria Pereira. ONGOING.

#8 "Development of an Ontology of Tourist Attractions for Recommending Points of Interest in a Group Recommender System for Tourism" by David Silva. Discussed on 2023-11-17.

#9 "A Virtual Pet to Accompany and Motivate the Users in a Group Recommender System for Tourism" by Edgar Cordeiro. Discussed on 2023-11-09.

#10 "Using Serious Games to Predict the Cooperation Personality Trait in Recommender Systems" by José Dias. ONGOING.

#11 "Using Serious Games to Predict the Trust Personality Trait in Recommender Systems" by João Pereira. ONGOING.

#12 "Using Serious Games to Predict the Anxiety Personality Trait in Recommender Systems" by Luís Teixeira. ONGOING.

#13 "Using Serious Games to Predict the Morality Personality Trait in Recommender Systems" by Raúl Coelho. ONGOING.

#14 "Using Serious Games to Predict the Orderliness Personality Trait in Recommender Systems" by Tomás Martins. ONGOING.

Internships under the Grouplanner project or funding:

#1 "Desenvolvimento de um Sistema Multi-Agente para a Tomada de Decisão Colaborativa", by Daniel Dias. Discussed on 2019-02-12, obtaining a final grade of 17 values.

#2 "Desenvolvimento de uma Aplicação móvel para um Sistema de Apoio à Decisão em Grupo", by João Santos. Discussed on 2019-09-24.

#3 "Desenvolvimento de um Sistema de Apoio à Decisão em Grupo baseado na Web", by Célio Serqueira. Discussed on 2019-10-03, obtaining a final grade of 18 values.

#4 "Desenvolvimento de um Sistema de Recomendação para Grupos de Turismo" by Álvaro Gomes. Discussed on 2021-09-28.

#5 "Desenvolvimento de um Sistema de Recomendação para Grupos de Turismo (aplicação móvel)" by Catarina Rodrigues. Discussed on 2021-10-06, obtaining a final grade of 17 values.

#6 "Desenvolvimento de um Sistema Multi-Agente usando Microserviços num Sistema de Recomendação para Grupos de Turismo" by Domingos Gomes. Discussed on 2022-10-12, obtaining a final grade of 19 values.

#7 "Using Minigames and Artificial Intelligence Techniques to Implicitly Acquire the Users' Personality in a Group Recommender System" by Gonçalo Monteiro. Discussed on 2023-09-28, obtaining a final grade of 18 values.

#8 "Gamificação de um Sistema de Recomendação para Grupos de Turismo (aplicação móvel)" by Filipe Magalhães. ONGOING

#9 "A Virtual Pet to Accompany and Motivate the Users in a Group Recommender System for Tourism" by Enmiao Ye. ONGOING

#10 "Giving Life to a Virtual Pet in a Group Recommender System for Tourism" by Vicente Teixeira. ONGOING

#11 "Como motivar utilizadores num sistema de recomendação para grupos de turismo?" by Anna Vasylyshyna. ONGOING

#12 "Can a virtual pet motivate the users in a Recommender System for Tourism?" by Diogo Magalhães. ONGOING

#13 "Recommender Systems for Tourism: using a Virtual Pet to motivate users" by Cláudia Gomes. ONGOING

#14 "Motivação dos Utilizadores de um Sistema de Recomendação para Grupos de Turismo usando Gamificação" by Nuno Alves. ONGOING

#15 "Using Context and a Virtual Pet to Accompany Users in a Group Recommender System for Tourism" by Guilherme Melo. ONGOING

#16 "A Virtual Pet to accompany tourists in a Recommender System for Tourism" by Joana Neto. ONGOING