Journals

1. A. Bozas, S. Andreadis, D. Chatzakou, S. Symeonidis, O. Theodosiadou, P. Kyriakidis, A. Kokkalas, E. A. Stathopoulos, S. Diplaris, T. Tsikrika, I. Gialampoukidis, S. Vrochidis, I. Kompatsiaris, "From Research to Applications: What Can We Extract with Social Media Sensing?.", SN COMPUT. SCI. 5, 484 (2024). https://doi.org/10.1007/s42979-024-02712-9
2. O. Theodosiadou, D. Chatzakou, T. Tsikrika, S. Vrochidis, I. Kompatsiaris, "Real-time Threat Assessment based on Hidden Markov Models", Risk Analysis 2023, vol. 43, no. 10, pp. 2069-2081, October 2023. https://doi.org/10.1111/risa.14105
3. O. Theodosiadou, K. Pantelidou, N. Bastas, D. Chatzakou, T. Tsikrika, S. Vrochidis, I. Kompatsiaris, "Change Point Detection in Terrorism-Related Online Content Using Deep Learning Derived Indicators.",Information 2021, 12, 274.

Conference

1. N. Avgerinos, P. Mertis, M. Tsagaris, N. Desipris, G. Lyberopoulos, E. Theodoropoulou, K. Filis, J. Sarajlić, M. Pastor, D. Chatzakou, G. Kalpakis, C. Chatzikonstantinou, D. Tsatsou, S. Demertzis, P. Leskovsky, C. Mendes, S. Linehan, J. Mulcahy, I. Karvelas, M. Álvarez Fernández, A. Alegria, "Innovative Digital Forensic and Investigation Tools for Law Enforcement: The EMPOWER & TRACY Approach.", FIP International Conference on Artificial Intelligence Applications and Innovations. https://doi.org/10.1007/978-3-031-63227-3_6
2. A. Kasampalis, D. Chatzakou, T. Tsikrika, S. Vrochidis, I. Kompatsiaris, "Bias Detection and Mitigation in Textual Data: a Study on Fake News and Hate Speech Detection.", Advances in Information Retrieval: 46th European Conference on Information Retrieval, ECIR 2024, Glasgow, UK, Proceedings, Part III, Pages 374–383, March 24–28, 2024. https://doi.org/10.1007/978-3-031-56063-7_29
3. A. Konstantinou, D. Chatzakou, O. Theodosiadou, T. Tsikrika, S. Vrochidis, I. Kompatsiaris, "Trend Detection in Crime-related Time Series with Change Point Detection Methods.", In International Conference of the Cross-Language Evaluation Forum for European Languages, 18-21 September 2023, Thessaloniki, Greece. Arampatzis, A., et al. Experimental IR Meets Multilinguality, Multimodality, and Interaction. CLEF 2023. Lecture Notes in Computer Science, vol 14163. Springer. https://doi.org/10.1007/978-3-031-42448-9_7
4. N. Stylianou, D. Chatzakou, T. Tsikrika, S. Vrochidis, I. Kompatsiaris, "Domain-aligned Data Augmentation for Low-resource and Imbalanced Text Classification.", In Proceedings of the 45th European Conference on Information Retrieval (ECIR'23), Dublin, Ireland, April 02-06, 2023.
5. K. Pantelidou, D. Chatzakou, T. Tsikrika, S. Vrochidis, I. Kompatsiaris, "Selective Word Substitution for Contextualized Data Augmentation", . In Proc. of the 27th International Conference on Natural Language & Information Systems (NLDB), Valencia, Spain, 15-17 June 2022, pp.508-516.
6. P. Kyriakidis, D. Chatzakou, T. Tsikrika, S. Vrochidis, I. Kompatsiaris, "Leveraging Transformer Self Attention Encoder for Crisis Event Detection in Short Texts", 44th European Conference on Information Retrieval (ECIR2022), Stavanger, Norway, April 10–14, 2022, Proceedings, Part II, Apr 2022, pp. 163-171. DOI: https://doi.org/10.1007/978-3-030-99739-7_19
7. A. Kosmatopoulos, K. Loumponias, D. Chatzakou, T. Tsikrika, S. Vrochidis, I. Kompatsiaris, "Random-Walk Graph Embeddings and the Influence of Edge Weighting Strategies in Community Detection Tasks.",In Proceedings of the 2021 Workshop on Open Challenges in Online Social Networks (OASIS ’21), August 30, 2021, Virtual Event, Ireland. ACM, New York, NY, USA. https://dl.acm.org/doi/abs/10.1145/3472720.3483621
8. D. Chatzakou, J. Soler-Company, T. Tsikrika, L. Wanner, S. Vrochidis, I. Kompatsiaris, "User Identity Linkage in Social Media Using Linguistic and Social Interaction Features.",In Proceedings of the 2020 ACM on Web Science Conference, July 6-10, 2020. https://doi.org/10.1145/3394231.3397920
9. A. Koufakis, D. Chatzakou, G. Meditskos, T. Tsikrika, S. Vrochidis, I. Kompatsiaris, "Semantic Web Technologies in Fighting Crime and Terrorism: The CONNEXIONs Approach.",Invited talk in 1st International Workshop on IoT infrastructures for safety in pervasive environments (IoT4SAFE), 2 June, 2020.