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Dr Ignatius Ezeani

Senior Research Associate

  1. Published

    Transferred Embeddings for Igbo Similarity, Analogy, and Diacritic Restoration Tasks.

    Ezeani, I., Onyenwe, I. E. & Hepple, M., 08/2018, COLING 2018 - 3rd Workshop on Semantic Deep Learning, SemDeep 2018 - Proceedings. p. 30-38 9 p. (COLING 2018 - 3rd Workshop on Semantic Deep Learning, SemDeep 2018 - Proceedings).

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSNConference contribution/Paperpeer-review

  2. Published

    Towards an Extensible Framework for Understanding Spatial Narratives

    Ezeani, I., Rayson, P., Gregory, I., Haris, E., Cohn, A., Stell, J., Cole, T., Taylor, J., Bodenhamer, D., Devadasan, N., Steiner, E., Frank, Z. & Olson, J., 13/11/2023, GeoHumanities '23: Proceedings of the 7th ACM SIGSPATIAL International Workshop on Geospatial Humanities. New York: ACM, p. 1-10 10 p. (Proceedings of the 7th ACM SIGSPATIAL International Workshop on Geospatial Humanities).

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSNConference contribution/Paperpeer-review

  3. Published

    Toward an effective Igbo part-of-speech tagger

    Onyenwe, I. E., Hepple, M., Chinedu, U. & Ezeani, I., 31/08/2019, In: ACM Transactions on Asian and Low-Resource Language Information Processing (TALLIP). 18, 4, 26 p., 42.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  4. Published

    Spatio-Textual Regions: Extracting Sense of Place from Spatial Narratives

    Steiner, E., Frank, Z., Gregory, I., Bodenhamer, D. & Ezeani, I., 26/08/2023, PLATIAL’23: International Symposium on Platial Information Science 19–21 September 2023 / Dortmund, Germany. p. 15-22 8 p.

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSNConference contribution/Paperpeer-review

  5. Published

    Participatory Research for Low-resourced Machine Translation: A Case Study in African Languages

    Nekoto, W., Marivate, V., Matsila, T., Fasubaa, T., Kolawole, T., Fagbohungbe, T., Akinola, S. O., Muhammad, S. H., Kabongo, S., Osei, S., Freshia, S., Niyongabo, R. A., Macharm, R., Ogayo, P., Ahia, O., Meressa, M., Adeyemi, M., Mokgesi-Selinga, M., Okegbemi, L., Martinus, L. J., & 28 othersTajudeen, K., Degila, K., Ogueji, K., Siminyu, K., Kreutzer, J., Webster, J., Ali, J. T., Abbott, J., Orife, I., Ezeani, I., Dangana, I. A., Kamper, H., Elsahar, H., Duru, G., Kioko, G., Murhabazi, E., Biljon, E. V., Whitenack, D., Onyefuluchi, C., Emezue, C., Dossou, B., Sibanda, B., Bassey, B. I., Olabiyi, A., Ramkilowan, A., Öktem, A., Akinfaderin, A. & Bashir, A., 5/10/2020, In: arXiv.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  6. Published

    Open Welsh Language Resources for a Corpus Annotation Framework

    Piao, S. S., Neale, S., Ezeani, I., Rayson, P. E., Knight, D. & Donnelly, K., 26/07/2019.

    Research output: Contribution to conference - Without ISBN/ISSN Conference paperpeer-review

  7. Published

    Multi-task projected embedding for igbo

    Ezeani, I., Hepple, M., Onyenwe, I. & Enemuo, C., 8/09/2018, Text, Speech, and Dialogue - 21st International Conference, TSD 2018, Proceedings. Sojka, P., Horák, A., Kopecek, I. & Pala, K. (eds.). Cham: Springer-Verlag, p. 285-294 10 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 11107 LNAI).

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSNConference contribution/Paperpeer-review

  8. Published

    MasakhaNER 2.0: Africa-centric Transfer Learning for Named Entity Recognition

    Adelani, D. I., Neubig, G., Ruder, S., Rijhwani, S., Beukman, M., Palen-Michel, C., Lignos, C., Alabi, J. O., Muhammad, S. H., Nabende, P., Dione, C. M. B., Bukula, A., Mabuya, R., Dossou, B. F. P., Sibanda, B., Buzaaba, H., Mukiibi, J., Kalipe, G., Mbaye, D., Taylor, A., & 25 othersKabore, F. O., Emezue, C. C., Anuoluwapo, A., Ogayo, P., Gitau, C., Munkoh-Buabeng, E., Koagne, V. M., Tapo, A. A., Macucwa, T., Marivate, V., Mboning, E., Gwadabe, T., Adewumi, T. P., Ahia, O., Nakatumba-Nabende, J., Mokono, N. L., Ezeani, I., Chukwuneke, C., Adeyemi, M., Hacheme, G., Abdulmumin, I., Ogundepo, O., Yousuf, O., Ngoli, T. M. & Klakow, D., 15/11/2022, In: arXiv. abs/2210.12391, 22 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  9. Published

    MasakhaNER: Named Entity Recognition for African Languages

    Masakhane, 1/10/2021, In: Transactions of the Association for Computational Linguistics. 9, p. 1116-1131 16 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  10. Published

    Leveraging Pre-Trained Embeddings for Welsh Taggers

    Ezeani, I., Piao, S., Neale, S., Rayson, P. & Knight, D., 2/08/2019, Proceedings of the 4th Workshop on Representation Learning for NLP (RepL4NLP-2019): Held at the 57th Annual Meeting of the Association for Computational Linguistics. Florence, Italy: Association for Computational Linguistics, p. 270-280 11 p.

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSNConference contribution/Paperpeer-review

  11. Published

    Introducing the Welsh Text Summarisation Dataset and Baseline Systems

    Ezeani, I., El-Haj, M., Morris, J. & Knight, D., 20/06/2022, LREC 2022 Conference Proceedings. Calzolari, N. (ed.). Paris: European Languages Resources Association, p. 5097-5106 10 p.

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSNConference contribution/Paperpeer-review

  12. Published

    Infrastructure for Semantic Annotation in the Genomics Domain

    El-Haj, M., Rutherford, N., Coole, M., Ezeani, I., Prentice, S., Ide, N., Knight, J., Piao, S., Mariani, J., Rayson, P. & Suderman, K., 11/05/2020, LREC 2020, Twelfth International Conference on Language Resources and Evaluation: LREC'20. Paris: European Language Resources Association (ELRA), p. 6921-6929 9 p.

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSNConference contribution/Paperpeer-review

  13. Forthcoming

    IgboNER 2.0: Expanding Named Entity Recognition Datasets via Projection

    Chukwuneke, CI., Rayson, P., Ezeani, I., El-Haj, M., Asogwa, D., Okpalla, C. & Mbonu, C., 3/03/2023, (Accepted/In press).

    Research output: Contribution to conference - Without ISBN/ISSN Conference paperpeer-review

  14. Published

    Igbo-English Machine Translation: An Evaluation Benchmark

    Ezeani, I., Rayson, P., Onyenwe, I. E., Chinedu, U. & Hepple, M., 1/04/2020. 4 p.

    Research output: Contribution to conference - Without ISBN/ISSN Conference paperpeer-review

  15. Published

    Igbo-English Machine Translation: An Evaluation Benchmark

    Ezeani, I., Rayson, P., Onyenwe, I., Uchechukwu, C. & Hepple, M., 1/04/2020, In: arXiv. 4 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  16. Published

    IgboBERT Models: Building and Training Transformer Models for the Igbo Language

    Chukwuneke, CI., Rayson, P., Ezeani, I. & El-Haj, M., 20/06/2022, LREC 2022 Conference Proceedings. Calzolari, N. (ed.). Paris: European Language Resources Association (ELRA), p. 5114–5122 9 p.

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSNConference contribution/Paperpeer-review

  17. Published

    Igbo Diacritic Restoration using Embedding Models.

    Ezeani, I., Hepple, M., Onyenwe, I. E. & Chioma, E., 06/2018, NAACL-HLT (Student Research Workshop). p. 54-60 7 p.

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSNConference contribution/Paperpeer-review

  18. Published

    Extracting Imprecise Geographical and Temporal References from Journey Narratives

    Ezeani, I., Rayson, P. & Gregory, I., 2/04/2023, Text2Story 2023 Sixth Workshop on Narrative Extraction From Texts: Proceedings of Text2Story — Sixth Workshop on Narrative Extraction From Texts held in conjunction with the 45th European Conference on Information Retrieval (ECIR 2023). CEUR Workshop Proceedings, p. 113-118 5 p. 11. (CEUR Workshop Proceedings; vol. 3370).

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSNConference contribution/Paperpeer-review

  19. Published

    Digital library deployment in a university: Challenges and prospects

    Anunobi, C. V. & Ezeani, M. I., 14/06/2011, In: Library Hi Tech. 29, 2, p. 373-386 14 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  20. Published

    Creation of an Evaluation Corpus and Baseline Evaluation Scores for Welsh Text Summarisation

    El-Haj, M., Ezeani, I., Morris, J. & Knight, D., 15/06/2022, p. 14-21. 8 p.

    Research output: Contribution to conference - Without ISBN/ISSN Conference paperpeer-review

  21. Published

    Corpus-based approaches to Igbo diacritic restoration

    Ezeani, I., 30/09/2019, University of Sheffield. 270 p.

    Research output: ThesisDoctoral Thesis

  22. Published

    Bootstrapping Method for Developing Part-of-Speech Tagged Corpus in Low Resource Languages Tagset - A Focus on an African Igbo.

    Onyenwe, I. E., Onyedinma, E. G., Aniegwu, G. E. & Ezeani, I. M., 2019, In: CoRR. abs/1903.05225

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  23. Published

    Automatic Restoration of Diacritics for Igbo Language

    Ezeani, I., Hepple, M., Onyenwe, I., Sojka, P. (ed.), Horák, A. (ed.), Kopeček, I. (ed.) & Pala, K. (ed.), 1/01/2016, International Conference on Text, Speech, and Dialogue: TSD 2016: Text, Speech, and Dialogue. Springer, p. 198-205 8 p.

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSNConference contribution/Paperpeer-review

  24. Published

    Analysing and visualising free-text comments: a corpus-based toolkit

    Knight, D., Rayson, P., Khallaf, N., Morris, S., El-Haj, M. & Ezeani, I., 5/07/2023.

    Research output: Contribution to conference - Without ISBN/ISSN Conference paperpeer-review

  25. Published

    AfriQA: Cross-lingual Open-Retrieval Question Answering for African Languages

    Ogundepo, O., Gwadabe, T. R., Rivera, C. E., Clark, J. H., Ruder, S., Adelani, D. I., Ezeani, I., Chukwuneke, C., Dossou, B. F. P., Abdou, A. DIOP., Sikasote, C., Hacheme, G., Buzaaba, H., Mabuya, R., Osei, S., Emezue, C., Kahira, A. N., Muhammad, S. H., Oladipo, A., Owodunni, A. T., & 32 othersTonja, A. L., Shode, I., Asai, A., Ajayi, T. O., Siro, C., Arthur, S., Adeyemi, M., Ahia, O., Anuoluwapo, A., Awosan, O., Opoku, B., Ayodele, A., Otiende, V., Mwase, C., Sinkala, B., Rubungo, A. N., Ajisafe, D. A., Onwuegbuzia, E. F., Mbow, H., Niyomutabazi, E., Mukonde, E., Lawan, F. I., Ahmad, I. S., Alabi, J. O., Namukombo, M., Chinedu, M., Phiri, M., Putini, N., Mngoma, N., Amuok, P. A., Iro, R. N. & Adhiambo, S., 11/05/2023, Arxiv.

    Research output: Working paperPreprint

  26. Published

    A basic language resource kit implementation for the IgboNLP project

    Onyenwe, I. E., Hepple, M., Chinedu, U. & Ezeani, I., 31/01/2018, In: ACM Transactions on Asian and Low-Resource Language Information Processing (TALLIP). 17, 2, 23 p., 10.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

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