Christina Lioma

Christina Lioma

Professor

Member of:


    1. 2024
    2. E-pub ahead of print

      Evaluation Measures of Individual Item Fairness for Recommender Systems: A Critical Study

      Rampisela, Theresia Veronika, Maistro, Maria, Ruotsalo, Tuukka & Lioma, Christina, 2024, (E-pub ahead of print) In: ACM Transactions on Recommender Systems. 55 p.

      Research output: Contribution to journalJournal articlepeer-review

    3. 2023
    4. Published

      Faithfulness Tests for Natural Language Explanations

      Atanasova, Pepa Kostadinova, Camburu, O. M., Lioma, Christina, Lukasiewicz, T., Simonsen, Jakob Grue & Augenstein, Isabelle, 2023, Proceedings of the 61st Annual Meeting of the Association for Computational Linguistics (Volume 2: Short Papers). Association for Computational Linguistics (ACL), p. 283-294 12 p.

      Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

    5. Published

      Graph-Based Recommendation for Sparse and Heterogeneous User Interactions

      Bruun, Simone Borg, Leśniak, K. K., Biasini, M., Carmignani, V., Filianos, P., Lioma, Christina & Maistro, Maria, 2023, Advances in Information Retrieval - 45th European Conference on Information Retrieval, ECIR 2023, Proceedings. Kamps, J., Goeuriot, L., Crestani, F., Maistro, M., Joho, H., Davis, B., Gurrin, C., Caputo, A. & Kruschwitz, U. (eds.). Springer, p. 182-199 (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics), Vol. 13980 LNCS).

      Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

    6. Published

      Joint Extraction and Classification of Danish Competences for Job Matching

      Li, Qiuchi & Lioma, Christina, 2023, Advances in Information Retrieval : 45th European Conference on Information Retrieval, ECIR 2023, Dublin, Ireland, April 2–6, 2023, Proceedings, Part II. Kamps, J., Goeuriot, L., Crestani, F., Maistro, M., Joho, H., Davis, B., Gurrin, C., Kruschwitz, U. & Caputo, A. (eds.). Springer, p. 475-483 9 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)).

      Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

    7. 2022
    8. Published

      Complex-valued Neural Network-based Quantum Language Models

      Zhang, P., Hui, W., Wang, B., Zhao, D., Song, D., Lioma, Christina & Simonsen, Jakob Grue, 2022, In: ACM Transactions on Information Systems. 40, 4, 31 p., 84.

      Research output: Contribution to journalJournal articlepeer-review

    9. Published

      Diagnostics-Guided Explanation Generation

      Atanasova, Pepa Kostadinova, Simonsen, Jakob Grue, Lioma, Christina & Augenstein, Isabelle, 2022, In: Proceedings of the International Joint Conference on Artificial Intelligence. 36, 10, p. 10445-10453.

      Research output: Contribution to journalConference article

    10. Published

      Fact Checking with Insufficient Evidence

      Atanasova, Pepa Kostadinova, Simonsen, Jakob Grue, Lioma, Christina & Augenstein, Isabelle, 2022, In: Transactions of the Association for Computational Linguistics. 10, p. 746-763

      Research output: Contribution to journalJournal articlepeer-review

    11. Published

      Learning Recommendations from User Actions in the Item-poor Insurance Domain

      Bruun, Simone Borg, Maistro, Maria & Lioma, Christina, 2022, RecSys 2022 - Proceedings of the 16th ACM Conference on Recommender Systems. Association for Computing Machinery, Inc., p. 113-123 11 p.

      Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

    12. Published

      Template-based Recruitment Email Generation for Job Recommendation

      Li, Q. & Lioma, Christina, 2022, GEM 2022 - 2nd Workshop on Natural Language Generation, Evaluation, and Metrics, Proceedings of the Workshop. Association for Computational Linguistics (ACL), p. 189-197 9 p.

      Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

    13. 2021
    14. Published

      Developing and validating COVID-19 adverse outcome risk prediction models from a bi-national European cohort of 5594 patients

      Jimenez-Solem, E., Petersen, T. S., Hansen, C., Hansen, C., Lioma, C., Igel, C., Boomsma, W., Krause, O., Lorenzen, S., Selvan, R., Petersen, J., Nyeland, M. E., Ankarfeldt, M. Z., Virenfeldt, G. M., Winther-Jensen, M., Linneberg, A., Ghazi, M. M., Detlefsen, N., Lauritzen, A. D., Smith, A. G. & 15 others, de Bruijne, Marleen, Ibragimov, Bulat, Petersen, Jens, Lillholm, Martin, Middleton, Jon Anthony, Mogensen, S. H., Thorsen-Meyer, H., Perner, Anders, Helleberg, M., Kaas-Hansen, Benjamin Skov, Bonde, M., Bonde, A., Pai, A., Nielsen, Mads & Sillesen, Martin Hylleholt, 2021, In: Scientific Reports. 11, 1, 12 p., 3246.

      Research output: Contribution to journalJournal articlepeer-review

    15. Published

      Multi-head Self-attention with Role-Guided Masks

      Wang, D., Hansen, C., Lima, L. C., Hansen, C., Maistro, Maria, Simonsen, Jakob Grue & Lioma, Christina, 2021, Advances in Information Retrieval - 43rd European Conference on IR Research, ECIR 2021, Proceedings, Part II. Hiemstra, D., Moens, M-F., Mothe, J., Perego, R., Potthast, M. & Sebastiani, F. (eds.). Springer, p. 432-439 (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics), Vol. 12657 LNCS).

      Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

    16. Published

      On Position Embeddings in BERT

      Wang, B., Shan, L., Lioma, Christina, Jiang, X., Yang, H., Liu, Q. & Simonsen, Jakob Grue, 2021, p. 1-21.

      Research output: Contribution to conferencePaperResearch

    17. Published

      Principled Multi-Aspect Evaluation Measures of Rankings

      Maistro, Maria, Lima, L. C., Simonsen, Jakob Grue & Lioma, Christina, 2021, CIKM 2021 - Proceedings of the 30th ACM International Conference on Information and Knowledge Management. Association for Computing Machinery, Inc, p. 1232-1242

      Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

    18. Published

      Projected hamming dissimilarity for bit-level importance coding in collaborative filtering

      Hansen, C., Hansen, C., Simonsen, Jakob Grue & Lioma, Christina, 2021, The Web Conference 2021 - Proceedings of the World Wide Web Conference, WWW 2021. Association for Computing Machinery, Inc, p. 261-269

      Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

    19. Published

      Quantum-inspired multimodal fusion for video sentiment analysis

      Li, Qiuchi, Gkoumas, D., Lioma, Christina & Melucci, M., 2021, In: Information Fusion. 65, p. 58-71

      Research output: Contribution to journalJournal articlepeer-review

    20. Published

      Unsupervised multi-index semantic hashing

      Hansen, C., Hansen, C., Simonsen, Jakob Grue, Alstrup, Stephen & Lioma, Christina, 2021, The Web Conference 2021 - Proceedings of the World Wide Web Conference, WWW 2021. Association for Computing Machinery, Inc, p. 2879-2889 (The Web Conference 2021 - Proceedings of the World Wide Web Conference, WWW 2021).

      Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

    21. Published

      What makes the difference? An empirical comparison of fusion strategies for multimodal language analysis

      Gkoumas, D., Li, Qiuchi, Lioma, Christina, Yu, Y. & Song, D., 2021, In: Information Fusion. 66, p. 184-197

      Research output: Contribution to journalJournal articlepeer-review

    22. 2020
    23. Published

      Is artificial intelligence magic dust for big-science facilities?

      Nunes Bordallo, Heloisa, Lioma, Christina, Taylor, J. & Argyriou, D. N., 1 Jan 2020, In: IUCrJ. 7, Pt 1, p. 1-2

      Research output: Contribution to journalEditorialpeer-review

    24. Published

      A Diagnostic Study of Explainability Techniques for Text Classification

      Atanasova, Pepa Kostadinova, Simonsen, Jakob Grue, Lioma, Christina & Augenstein, Isabelle, 2020, Proceedings of the 2020 Conference on Empirical Methods in Natural Language Processing (EMNLP). Association for Computational Linguistics, p. 3256-3274

      Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

    25. Published

      Content-aware Neural Hashing for Cold-start Recommendation

      Hansen, C., Hansan, C., Simonsen, Jakob Grue, Alstrup, Stephen & Lioma, Christina, 2020, SIGIR 2020 - Proceedings of the 43rd International ACM SIGIR Conference on Research and Development in Information Retrieval. Association for Computing Machinery, p. 971-980 10 p.

      Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

    26. Published

      ENCODING WORD ORDER IN COMPLEX EMBEDDINGS

      Wang, B., Zhao, D., Lioma, Christina, Li, Q., Peng, Z. & Simonsen, Jakob Grue, 2020, p. 1-15.

      Research output: Contribution to conferencePaperResearch

    27. Published

      Fact Check-Worthiness Detection with Contrastive Ranking

      Hansen, C., Hansen, C., Simonsen, Jakob Grue & Lioma, Christina, 2020, Experimental IR Meets Multilinguality, Multimodality, and Interaction - 11th International Conference of the CLEF Association, CLEF 2020, Proceedings. Arampatzis, A., Kanoulas, E., Tsikrika, T., Vrochidis, S., Joho, H., Lioma, C., Eickhoff, C., Névéol, A., Névéol, A., Cappellato, L. & Ferro, N. (eds.). Springer, p. 124-130 (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics), Vol. 12260 LNCS).

      Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

    28. Published

      Factuality Checking in News Headlines with Eye Tracking

      Hansen, C., Hansen, C., Simonsen, Jakob Grue, Larsen, B., Alstrup, Stephen & Lioma, Christina, 2020, SIGIR 2020 - Proceedings of the 43rd International ACM SIGIR Conference on Research and Development in Information Retrieval. Association for Computing Machinery, p. 2013-2016 4 p.

      Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

    29. Published

      Generating Fact Checking Explanations

      Atanasova, Pepa Kostadinova, Simonsen, Jakob Grue, Lioma, Christina & Augenstein, Isabelle, 2020, : Proceedings of the 58th Annual Meeting of the Association for Computational Linguistics. Association for Computational Linguistics, p. 7352-7364

      Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

    30. Published

      Unsupervised Semantic Hashing with Pairwise Reconstruction

      Hansen, C., Hansen, C., Simonsen, Jakob Grue, Alstrup, Stephen & Lioma, Christina, 2020, SIGIR 2020 - Proceedings of the 43rd International ACM SIGIR Conference on Research and Development in Information Retrieval. Association for Computing Machinery, p. 2009-2012 4 p.

      Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

    31. 2019
    32. Published

      Contextually propagated term weights for document representation

      Hansen, C., Hansen, C., Alstrup, Stephen, Simonsen, Jakob Grue & Lioma, Christina, 18 Jul 2019, SIGIR 2019 - Proceedings of the 42nd International ACM SIGIR Conference on Research and Development in Information Retrieval. Association for Computing Machinery, p. 897-900 (SIGIR 2019 - Proceedings of the 42nd International ACM SIGIR Conference on Research and Development in Information Retrieval).

      Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

    33. Published

      Contextual compositionality detection with external knowledge bases and word embeddings

      Wang, D., Li, Q., Lima, L. C., Simonsen, Jakob Grue & Lioma, Christina, 2019, The Web Conference 2019 - Companion of the World Wide Web Conference, WWW 2019. Association for Computing Machinery, p. 317-323 7 p.

      Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

    34. Published

      Modelling End-of-Session Actions in Educational Systems

      Hansen, C., Hansen, C., Alstrup, Stephen & Lioma, Christina, 2019, Proceedings of The 12th International Conference on Educational Data Mining (EDM 2019). Université du Québec à Montréal, p. 306-311

      Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

    35. Published

      Modelling Sequential Music Track Skips using a Multi-RNN Approach

      Hansen, C., Hansen, C., Alstrup, Stephen, Simonsen, Jakob Grue & Lioma, Christina, 2019, WSDM '19: Proceedings of the Twelfth ACM International Conference on Web Search and Data Mining. Association for Computing Machinery, 4 p.

      Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

    36. Published

      MultiFC: A Real-World Multi-Domain Dataset for Evidence-Based Fact Checking of Claims

      Augenstein, Isabelle, Lioma, Christina, Wang, D., Chaves Lima, L., Hansen, C., Hansen, C. & Simonsen, Jakob Grue, 2019, Proceedings of the 2019 Conference on Empirical Methods in Natural Language Processing and the 9th International Joint Conference on Natural Language Processing (EMNLP-IJCNLP). Association for Computational Linguistics, p. 4684-4697

      Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

    37. Published

      Neural check-worthiness ranking with weak supervision: Finding sentences for fact-checking

      Hansen, C., Hansen, C., Alstrup, Stephen, Simonsen, Jakob Grue & Lioma, Christina, 2019, The Web Conference 2019 - Companion of the World Wide Web Conference, WWW 2019. Association for Computing Machinery, p. 994-1000 7 p.

      Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

    38. Published

      Neural speed reading with structural-jump-LSTM

      Hansen, C., Hansen, C., Alstrup, Stephen, Simonsen, Jakob Grue & Lioma, Christina, 2019.

      Research output: Contribution to conferencePaperResearchpeer-review

    39. Published

      Neural weakly supervised fact check-worthiness detection with contrastive sampling-based ranking loss

      Hansen, C., Hansen, C., Simonsen, Jakob Grue & Lioma, Christina, 2019, In: CEUR Workshop Proceedings. 2380, 8 p.

      Research output: Contribution to journalConference articlepeer-review

    40. Published

      Relationship Between Media Coverage and Measles-Mumps-Rubella (MMR) Vaccination Uptake in Denmark: Retrospective Study

      Hansen, N. D., Molbak, K., Cox, Ingemar Johansson & Lioma, Christina, 2019, In: JMIR Public Health and Surveillance. 5, 1, p. 209-220 e9544.

      Research output: Contribution to journalJournal articlepeer-review

    41. Published

      To Phrase or Not to Phrase – Impact of User versus System Term Dependence upon Retrieval

      Lioma, Christina, Larsen, B. & Ingwersen, P., 2019, In: Data and Information Management. 2, 1, p. 1-14

      Research output: Contribution to journalJournal articlepeer-review

    42. Published

      Unsupervised neural generative semantic hashing

      Hansen, C., Hansen, C., Simonsen, Jakob Grue, Alstrup, Stephen & Lioma, Christina, 2019, SIGIR 2019 - Proceedings of the 42nd International ACM SIGIR Conference on Research and Development in Information Retrieval. Association for Computing Machinery, p. 735-744 10 p.

      Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

    43. 2018
    44. Published

      Predicting Antimicrobial Drug Consumption Using Web Search Data

      Hansen, N. D., Mølbak, Kåre, Cox, Ingemar Johansson & Lioma, Christina, 2018, Proceedings of the 2018 International Conference on Digital Health. Association for Computing Machinery, p. 133-142 10 p.

      Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

    45. Published

      The Copenhagen Team Participation in the Check-Worthiness Task of the Competition of Automatic Identification and Verification of Claims in Political Debates of the CLEF-2018 CheckThat! Lab

      Hansen, C., Hansen, C., Simonsen, Jakob Grue & Lioma, Christina, 2018, CLEF 2018 Working Notes. Cappellato, L., Ferro, N., Nie, J-Y. & Soulier, L. (eds.). 10 ed. CEUR-WS.org, 8 p. 81. (CEUR Workshop Proceedings, Vol. 2125).

      Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

    46. Published

      The Copenhagen team participation in the factuality task of the competition of automatic identification and verification of claims in political debates of the CLEF-2018 Fact Checking Lab

      Wang, D., Simonsen, Jakob Grue, Larsen, B. & Lioma, Christina, 2018, CLEF 2018 Working Notes. Cappellato, L., Ferro, N., Nie, J-Y. & Soulier, L. (eds.). 10 ed. CEUR-WS.org, 10 p. 98. (CEUR Workshop Proceedings, Vol. 2125).

      Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

    47. 2017
    48. Published

      A study of metrics of distance and correlation between ranked lists for compositionality detection

      Lioma, Christina & Hansen, N. D., Aug 2017, In: Cognitive Systems Research. 44, p. 40-49 10 p.

      Research output: Contribution to journalJournal articlepeer-review

    49. Published

      Sequence Modeling for Analysing Student Interaction with Educational Systems

      Hansen, C., Hansen, C., Hjuler, N. O. D., Alstrup, Stephen & Lioma, Christina, 25 Jun 2017, Proceedings of the 10th International Conference on Educational Data Mining, EDM 2017, Wuhan, Hubei, China, June 25-28, 2017. Hu, X., Barnes, T., Hershkovitz, A. & Paquette, L. (eds.). International Educational Data Mining Society (IEDMS), p. 232-237 (Proceedings of the 10th International Conference on Educational Data Mining, EDM 2017, Wuhan, Hubei, China, June 25 – 28, 2017).

      Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

    50. Published

      Evaluation measures for relevance and credibility in ranked lists

      Lioma, Christina, Simonsen, Jakob Grue & Larsen, B., 2017, Proceedings of the 2017 ACM SIGIR International Conference on Theory of Information Retrieval. Association for Computing Machinery, p. 91-98 8 p.

      Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

    51. Published

      Seasonal Web Search Query Selection for Influenza-Like Illness (ILI) Estimation

      Hansen, N. D., Mølbak, K., Cox, Ingemar Johansson & Lioma, Christina, 2017, SIGIR '17 Proceedings of the 40th International ACM SIGIR Conference on Research and Development in Information Retrieval. Association for Computing Machinery, p. 1197-1200

      Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

    52. Published

      Smart city analytics: ensemble-learned prediction of citizen home care

      Hansen, C., Hansen, C., Alstrup, Stephen & Lioma, Christina, 2017, Proceedings of the 2017 ACM Conference on Information and Knowledge Management. Association for Computing Machinery, p. 2095-2098 4 p.

      Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

    53. Published

      Time-Series Adaptive Estimation of Vaccination Uptake Using Web Search Queries

      Dalum Hansen, N., Mølbak, Kåre, Cox, Ingemar Johansson & Lioma, Christina, 2017, Proceedings of the 26th International Conference on World Wide Web Companion. International World Wide Web Conferences Steering Committee, p. 773-774

      Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

    54. 2016
    55. Published

      A study of factuality, objectivity and relevance: three desiderata in large-scale information retrieval?

      Lioma, Christina, Larsen, B., Lu, W. & Huang, Y., 2016, Proceedings of the 3rd IEEE/ACM International Conference on Big Data Computing, Applications and Technologies. Association for Computing Machinery, p. 107-117 11 p.

      Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

    56. Published

      Adaptive distributional extensions to DFR ranking

      Petersen, C., Simonsen, Jakob Grue, Järvelin, K. & Lioma, Christina, 2016, Proceedings of the 25th ACM International Conference on Information and Knowledge Management. Association for Computing Machinery, p. 2005-2008 4 p.

      Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

    57. Published

      An improved multileaving algorithm for online ranker evaluation

      Brost, B., Cox, Ingemar Johansson, Seldin, Yevgeny & Lioma, Christina, 2016, Proceedings of the 39th International ACM SIGIR conference on Research and Development in Information Retrieval: SIGIR '16. Association for Computing Machinery, p. 745-748 4 p.

      Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

    58. Published

      Deep learning relevance: creating relevant information (as opposed to retrieving it)

      Lioma, Christina, Larsen, B., Petersen, C. & Simonsen, Jakob Grue, 2016. 6 p.

      Research output: Contribution to conferencePaperResearchpeer-review

    59. Published

      Ensemble learned vaccination uptake prediction using web search queries

      Hansen, N. D., Lioma, Christina & Mølbak, K., 2016, Proceedings of the 25th ACM International Conference on Information and Knowledge Management. IEEE, p. 1953-1956 4 p.

      Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

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