Publications

Journal articles

  1. G. Tsatsaronis, G. Balikas, P. Malakasiotis, I. Partalas, M. Zschunke, M.R. Alvers, D. Weissenborn, A. Krithara, S. Petridis, D. Polychronopoulos, Y. Almirantis, J. Pavlopoulos, N. Baskiotis, P. Gallinari, T. Artieres, A. Ngonga, N. Heino, E. Gaussier, L. Barrio-Alvers, M. Schroeder, I. Androutsopoulos and G. Paliouras, "An Overview of the BIOASQ Large-Scale Biomedical Semantic Indexing and Question Answering Competition". BMC Bioinformatics, 16:138, 2015.
  2. I. Androutsopoulos and P. Malakasiotis, "A Survey of Paraphrasing and Textual Entailment Methods". Journal of Artificial Intelligence Research, 38:135-187, 2010.

Conference articles

  1. J. Pavlopoulos, P. Malakasiotis and I. Androutsopoulos, "Deeper Attention to Abusive User Content Moderation". Proceedings of the Conference on Empirical Methods in Natural Language Processing (EMNLP 2017), Copenhagen, Denmark, pp. 1136-1146, 2017. [Slides, Dataset]
  2. J. Pavlopoulos, P. Malakasiotis, J. Bakagianni and I. Androutsopoulos, "Improved Abusive Comment Moderation with User Embeddings". Proceedings of the workshop Natural Language Processing Meets Journalism, at the Conference on Empirical Methods in Natural Language Processing (EMNLP 2017), Copenhagen, Denmark, pp. 51-55, 2017. [Slides, Dataset]
  3. J. Pavlopoulos, P. Malakasiotis and I. Androutsopoulos, "Deep Learning for User Comment Moderation". Proceedings of the 1st Workshop on Abusive Language Online (ALW1), at the 55th Annual Meeting of the Association for Computational Linguistics (ACL 2017), Vancouver, Canada, pp. 25-35, 2017. [Slides, Dataset]
  4. G. Brokos, P. Malakasiotis and I. Androutsopoulos, "Using Centroids of Word Embeddings and Word Mover's Distance for Biomedical Document Retrieval in Question Answering". Proceedings of the 15th Workshop on Biomedical Natural Language Processing (BioNLP 2016), at the 54th Annual Meeting of the Association for Computational Linguistics (ACL 2016), Berlin, Germany, pp. 114-118, 2016. [Software]
  5. S. Giorgis, A. Rousas, J. Pavlopoulos, P. Malakasiotis and I. Androutsopoulos, "aueb.twitter.sentiment at SemEval-2016 Task 4: A Weighted Ensemble of SVMs for Twitter Sentiment Analysis". Proceedings of the 10th International Workshop on Semantic Evaluation (SemEval 2016), San Diego, CA, USA, pp. 96-99, 2016.
  6. D. Xenos, P. Theodorakakos, J. Pavlopoulos, P. Malakasiotis and I. Androutsopoulos, "AUEB-ABSA at SemEval-2016 Task 5: Supervised Machine Learning for Aspect Based Sentiment Analysis". Proceedings of the 10th International Workshop on Semantic Evaluation (SemEval 2016), San Diego, CA, USA, pp. 324-329, 2016.
  7. P. Malakasiotis, E. Archontakis, I. Androutsopoulos, D. Galanis and H. Papageorgiou, "Biomedical question-focused multi-document summarization: ILSP and AUEB at BioASQ3". Proceedings of the QA Lab of the Sixth Conference and Labs of the Evaluation Forum (CLEF 2015), Toulouse, France, 2015.
  8. R. M. Karampatsis, J. Pavlopoulos and P. Malakasiotis, "AUEB: Two Stage Sentiment Analysis of Social Network Messages". Proceedings of the Eighth International Workshop on Semantic Evaluation (SemEval 2014), Dublin, Ireland, pp. 114-118, 2014.
  9. A-C. Ngonga Ngomo, N. Heino, R. Speck and P. Malakasiotis A Tool Suite for Creating Question Answering Benchmarks. Proceedings of the Ninth International Conference on Language Resources and Evaluation (LREC'14), Reykjavik, Iceland, 2014.
  10. P. Malakasiotis, R. M. Karampatsis, K. Makrynioti and J. Pavlopoulos, "nlp.cs.aueb.gr: Two Stage Sentiment Analysis". Second Joint Conference on Lexical and Computational Semantics (*SEM), Volume 2: Proceedings of the Seventh International Workshop on Semantic Evaluation (SemEval 2013), Atlanta, Georgia, USA, pp. 96-106, 2013.
  11. P. Malakasiotis and I. Androutsopoulos, "A Generate and Rank Approach to Sentence Paraphrasing". Proceedings of the Conference on Empirical Methods on Natural Language Processing (EMNLP 2011), Edinburgh, UK, pp. 96-106, 2011. [Dataset].
  12. P. Malakasiotis, "AUEB at TAC 2009". Text Analysis Conference (TAC 2009), Gaithersburg, Maryland, USA, 2009.
  13. P. Malakasiotis, "Paraphrase Recognition Using Machine Learning to Combine Similarity Measures". Proceedings of the ACL-IJCNLP 2009 Student Research Workshop, Suntec, Singapore, pp. 27-35, 2009. [Slides]
  14. D. Galanis and P. Malakasiotis, "AUEB at TAC 2008". Text Analysis Conference (TAC 2008), Gaithersburg, Maryland, USA, 2008.
  15. P. Malakasiotis and I. Androutsopoulos, "Learning Textual Entailment using SVMs and String Similarity Measures". Proceedings of the ACL-PASCAL Workshop on Textual Entailment and Paraphrasing, 45th Annual Meeting of the Association for Computational Linguistics (ACL 2007), Prague, Czech Republic, pp. 42-47, 2007.
  16. V. Lin, V. Vassalos and P. Malakasiotis, "MiniCount: Efficient Rewriting of COUNT-Queries Using Views". Proceedings of the 22nd International Conference on Data Engineering, (ICDE 2006), Atlanta, GA, USA, 2006.

Conference demos

  1. S. Konstantopoulos, A. Tegos, D. Bilidas, I. Androutsopoulos, G. Lampouras, P. Malakasiotis, C. Matheson and O. Deroo, "Adaptive Natural Language Interaction". System demonstration, 12th Conference of the European Chapter of the Association for Computational Linguistics (EACL 2009), Athens, Greece, 2009.

Theses

  1. P. Malakasiotis, "Paraphrase and textual entailment recognition and generation". PhD thesis, Department of Informatics, Athens University of Economics and Business, 2011.
  2. P. Malakasiotis, "Part-of-speech tagging in Greek texts using active learning techniques". MSc thesis, Department of Informatics, Athens University of Economics and Business, Greece, 2005.