Ignatius Ezeani

33 papers A* 1B 3Misc 1Journal 12Unranked 15
YearRankTypeTitle / Venue / Authors
2026 J jnl
Corpus-Based Approaches to Igbo Diacritic Restoration.
CoRR
Ignatius Ezeani
2025 J jnl
AfriStereo: A Culturally Grounded Dataset for Evaluating Stereotypical Bias in Large Language Models.
CoRR
Yann Le Beux, Oluchi Audu, Oche D. Ankeli, Dhananjay Balakrishnan, Melissah Weya, Marie D. Ralaiarinosy, Ignatius Ezeani
2025 Misc conf
FreeTxt: Analyse and Visualise Multilingual Qualitative Survey Data for Cultural Heritage Sites.
RANLP
Nouran Khallaf, Ignatius Ezeani, Dawn Knight, Paul Rayson, Mo El-Haj, John Edward Vidler, James Davies, Fernando Alva-Manchego
2025 — conf
LENS: Learning Entities from Narratives of Skin Cancer.
COLING (Demonstrations)
Daisy Monika Lal, Paul Rayson, Christopher Peter, Ignatius Ezeani, Mo El-Haj, Yafei Zhu, Yufeng Liu
2025 J jnl
Reasoning Beyond Labels: Measuring LLM Sentiment in Low-Resource, Culturally Nuanced Contexts.
CoRR
Millicent Ochieng, Anja Thieme, Ignatius Ezeani, Risa Ueno, Samuel C. Maina, Keshet Ronen, Javier González, Jacki O'Neill
2024 — conf
The Geography of 'Fear', 'Sadness', 'Anger' and 'Joy': Exploring the Emotional Landscapes in the Holocaust Survivors' Testimonies.
Text2Story@ECIR
Ignatius Ezeani, Paul Rayson, Ian N. Gregory, Tim Cole, Erik Steiner, Zephyr Frank
2024 — conf
The IgboAPI Dataset: Empowering Igbo Language Technologies through Multi-dialectal Enrichment.
LREC/COLING
Chris Chinenye Emezue, Ifeoma Okoh, Chinedu Emmanuel Mbonu, Chiamaka Chukwuneke, Daisy Monika Lal, Ignatius Ezeani, Paul Rayson, Ijemma Onwuzulike, Chukwuma Onyebuchi Okeke, Gerald Okey Nweya, Bright Ikechukwu Ogbonna, Chukwuebuka Uchenna Oraegbunam, Esther Chidinma Awo-Ndubuisi, Akudo Amarachukwu Osuagwu
2024 J jnl
The IgboAPI Dataset: Empowering Igbo Language Technologies through Multi-dialectal Enrichment.
CoRR
Chris Chinenye Emezue, Ifeoma Okoh, Chinedu E. Mbonu, Chiamaka Chukwuneke, Daisy Monika Lal, Ignatius Ezeani, Paul Rayson, Ijemma Onwuzulike, Chukwuma Onyebuchi Okeke, Gerald Okey Nweya, Bright Ikechukwu Ogbonna, Chukwuebuka Uchenna Oraegbunam, Esther Chidinma Awo-Ndubuisi, Akudo Amarachukwu Osuagwu, Obioha Nmezi
2023 J jnl
AfriQA: Cross-lingual Open-Retrieval Question Answering for African Languages.
CoRR
Odunayo Ogundepo, Tajuddeen R. Gwadabe, Clara E. Rivera, Jonathan H. Clark, Sebastian Ruder, David Ifeoluwa Adelani, Bonaventure F. P. Dossou, Abdou Aziz Diop, Claytone Sikasote, Gilles Hacheme, Happy Buzaaba, Ignatius Ezeani, Rooweither Mabuya, Salomey Osei, Chris Emezue, Albert Njoroge Kahira, Shamsuddeen Hassan Muhammad, Akintunde Oladipo, Abraham Toluwase Owodunni, Atnafu Lambebo Tonja, Iyanuoluwa Shode, Akari Asai, Tunde Oluwaseyi Ajayi, Clemencia Siro, Steven Arthur, Mofetoluwa Adeyemi, Orevaoghene Ahia, Aremu Anuoluwapo, Oyinkansola Awosan, Chiamaka Chukwuneke, Bernard Opoku, Awokoya Ayodele, Verrah Otiende, Christine Mwase, Boyd Sinkala, Andre Niyongabo Rubungo, Daniel A. Ajisafe, Emeka Felix Onwuegbuzia, Habib Mbow, Emile Niyomutabazi, Eunice Mukonde, Falalu Ibrahim Lawan, Ibrahim Said Ahmad, Jesujoba O. Alabi, Martin Namukombo, Chinedu Emmanuel Mbonu, Mofya Phiri, Neo Putini, Ndumiso Mngoma, Priscilla A. Amuok, Ruqayya Nasir Iro, Sonia Adhiambo
2023 — conf
Cross-lingual Open-Retrieval Question Answering for African Languages.
EMNLP (Findings)
Odunayo Ogundepo, Tajuddeen Gwadabe, Clara Rivera, Jonathan H. Clark, Sebastian Ruder, David Ifeoluwa Adelani, Bonaventure Dossou, Abdou Aziz Diop, Claytone Sikasote, Gilles Hacheme, Happy Buzaaba, Ignatius Ezeani, Rooweither Mabuya, Salomey Osei, Chris Emezue, Albert Kahira, Shamsuddeen Hassan Muhammad, Akintunde Oladipo, Abraham Toluwase Owodunni, Atnafu Lambebo Tonja, Iyanuoluwa Shode, Akari Asai, Aremu Anuoluwapo, Ayodele Awokoya, Bernard Opoku, Chiamaka Chukwuneke, Christine Mwase, Clemencia Siro, Stephen Arthur, Tunde Ajayi, Verrah Otiende, Andre Niyongabo Rubungo, Boyd Sinkala, Daniel A. Ajisafe, Emeka Onwuegbuzia, Falalu Ibrahim Lawan, Ibrahim Said Ahmad, Jesujoba O. Alabi, Chinedu E. Mbonu, Mofetoluwa Adeyemi, Mofya Phiri, Orevaoghene Ahia, Ruqayya Nasir Iro, Sonia Adhiambo
2023 — conf
Extracting Imprecise Geographical and Temporal References from Journey Narratives.
Text2Story@ECIR
Ignatius Ezeani, Paul Rayson, Ian N. Gregory
2023 — conf
Igboner 2.0: Expanding Named Entity Recognition Datasets via Projection.
AfricaNLP
Chiamaka Ijeoma Chukwuneke, Paul Rayson, Ignatius Ezeani, Mo El-Haj, Doris Chinedu Asogwa, Chidimma Lilian Okpalla, Chinedu Emmanuel Mbonu
2023 — conf
Towards an Extensible Framework for Understanding Spatial Narratives.
GeoHumanities@SIGSPATIAL
Ignatius Ezeani, Paul Rayson, Ian N. Gregory, Erum Haris, Anthony G. Cohn, John G. Stell, Tim Cole, Joanna E. Taylor, David J. Bodenhamer, Neil Devadasan, Erik Steiner, Zephyr Frank, Jackie Olson
2022 B conf
IgboBERT Models: Building and Training Transformer Models for the Igbo Language.
LREC
Chiamaka Chukwuneke, Ignatius Ezeani, Paul Rayson, Mahmoud El-Haj
2022 B conf
Introducing the Welsh Text Summarisation Dataset and Baseline Systems.
LREC
Ignatius Ezeani, Mahmoud El-Haj, Jonathan Morris, Dawn Knight
2022 J jnl
Introducing the Welsh Text Summarisation Dataset and Baseline Systems.
CoRR
Ignatius Ezeani, Mahmoud El-Haj, Jonathan Morris, Dawn Knight
2022 A* conf
MasakhaNER 2.0: Africa-centric Transfer Learning for Named Entity Recognition.
EMNLP
David Ifeoluwa Adelani, Graham Neubig, Sebastian Ruder, Shruti Rijhwani, Michael Beukman, Chester Palen-Michel, Constantine Lignos, Jesujoba O. Alabi, Shamsuddeen Hassan Muhammad, Peter Nabende, Cheikh M. Bamba Dione, Andiswa Bukula, Rooweither Mabuya, Bonaventure F. P. Dossou, Blessing K. Sibanda, Happy Buzaaba, Jonathan Mukiibi, Godson Kalipe, Derguene Mbaye, Amelia V. Taylor, Fatoumata Ouoba Kabore, Chris Chinenye Emezue, Aremu Anuoluwapo, Perez Ogayo, Catherine Gitau, Edwin Munkoh-Buabeng, Victoire Memdjokam Koagne, Allahsera Auguste Tapo, Tebogo Macucwa, Vukosi Marivate, Elvis Mboning, Tajuddeen Gwadabe, Tosin P. Adewumi, Orevaoghene Ahia, Joyce Nakatumba-Nabende, Neo L. Mokono, Ignatius Ezeani, Chiamaka Chukwuneke, Mofetoluwa Adeyemi, Gilles Hacheme, Idris Abdulmumin, Odunayo Ogundepo, Oreen Yousuf, Tatiana Moteu Ngoli, Dietrich Klakow
2022 J jnl
MasakhaNER 2.0: Africa-centric Transfer Learning for Named Entity Recognition.
CoRR
David Ifeoluwa Adelani, Graham Neubig, Sebastian Ruder, Shruti Rijhwani, Michael Beukman, Chester Palen-Michel, Constantine Lignos, Jesujoba O. Alabi, Shamsuddeen Hassan Muhammad, Peter Nabende, Cheikh M. Bamba Dione, Andiswa Bukula, Rooweither Mabuya, Bonaventure F. P. Dossou, Blessing K. Sibanda, Happy Buzaaba, Jonathan Mukiibi, Godson Kalipe, Derguene Mbaye, Amelia V. Taylor, Fatoumata Ouoba Kabore, Chris Chinenye Emezue, Aremu Anuoluwapo, Perez Ogayo, Catherine Gitau, Edwin Munkoh-Buabeng, Victoire Memdjokam Koagne, Allahsera Auguste Tapo, Tebogo Macucwa, Vukosi Marivate, Elvis Mboning, Tajuddeen Gwadabe, Tosin P. Adewumi, Orevaoghene Ahia, Joyce Nakatumba-Nabende, Neo L. Mokono, Ignatius Ezeani, Chiamaka Chukwuneke, Mofetoluwa Adeyemi, Gilles Hacheme, Idris Abdulmumin, Odunayo Ogundepo, Oreen Yousuf, Tatiana Moteu Ngoli, Dietrich Klakow
2021 — conf
MasakhaNER: Named Entity Recognition for African Languages.
AfricaNLP
David Ifeoluwa Adelani, Jade Z. Abbott, Graham Neubig, Daniel D'souza, Julia Kreutzer, Constantine Lignos, Chester Palen-Michel, Happy Buzaaba, Shruti Rijhwani, Sebastian Ruder, Stephen Mayhew, Israel Abebe Azime, Shamsuddeen Hassan Muhammad, Chris Chinenye Emezue, Joyce Nakatumba-Nabende, Perez Ogayo, Aremu Anuoluwapo, Catherine Gitau, Derguene Mbaye, Jesujoba O. Alabi, Seid Muhie Yimam, Tajuddeen Gwadabe, Ignatius Ezeani, Rubungo Andre Niyongabo, Jonathan Mukiibi, Verrah Otiende, Iroro Orife, Davis David, Samba Ngom, Tosin P. Adewumi, Paul Rayson, Mofetoluwa Adeyemi, Gerald Muriuki, Emmanuel Anebi, Chiamaka Chukwuneke, Nkiruka Odu, Eric Peter Wairagala, Samuel Oyerinde, Clemencia Siro, Tobius Saul Bateesa, Temilola Oloyede, Yvonne Wambui, Victor Akinode, Deborah Nabagereka, Maurice Katusiime, Ayodele Awokoya, Mouhamadane Mboup, Dibora Gebreyohannes, Henok Tilaye, Kelechi Nwaike, Degaga Wolde, Abdoulaye Faye, Blessing K. Sibanda, Orevaoghene Ahia, Bonaventure F. P. Dossou, Kelechi Ogueji, Thierno Ibrahima Diop, Abdoulaye Diallo, Adewale Akinfaderin, Tendai Marengereke, Salomey Osei
2021 J jnl
MasakhaNER: Named Entity Recognition for African Languages.
Trans. Assoc. Comput. Linguistics
David Ifeoluwa Adelani, Jade Z. Abbott, Graham Neubig, Daniel D'souza, Julia Kreutzer, Constantine Lignos, Chester Palen-Michel, Happy Buzaaba, Shruti Rijhwani, Sebastian Ruder, Stephen Mayhew, Israel Abebe Azime, Shamsuddeen Hassan Muhammad, Chris Chinenye Emezue, Joyce Nakatumba-Nabende, Perez Ogayo, Aremu Anuoluwapo, Catherine Gitau, Derguene Mbaye, Jesujoba O. Alabi, Seid Muhie Yimam, Tajuddeen Gwadabe, Ignatius Ezeani, Rubungo Andre Niyongabo, Jonathan Mukiibi, Verrah Otiende, Iroro Orife, Davis David, Samba Ngom, Tosin P. Adewumi, Paul Rayson, Mofetoluwa Adeyemi, Gerald Muriuki, Emmanuel Anebi, Chiamaka Chukwuneke, Nkiruka Odu, Eric Peter Wairagala, Samuel Oyerinde, Clemencia Siro, Tobius Saul Bateesa, Temilola Oloyede, Yvonne Wambui, Victor Akinode, Deborah Nabagereka, Maurice Katusiime, Ayodele Awokoya, Mouhamadane Mboup, Dibora Gebreyohannes, Henok Tilaye, Kelechi Nwaike, Degaga Wolde, Abdoulaye Faye, Blessing K. Sibanda, Orevaoghene Ahia, Bonaventure F. P. Dossou, Kelechi Ogueji, Thierno Ibrahima Diop, Abdoulaye Diallo, Adewale Akinfaderin, Tendai Marengereke, Salomey Osei
2020 — conf
Igbo-English Machine Translation: An Evaluation Benchmark.
AfricaNLP
Ignatius Ezeani, Paul Rayson, Ikechukwu E. Onyenwe, Chinedu Uchechukwu, Mark Hepple
2020 B conf
Infrastructure for Semantic Annotation in the Genomics Domain.
LREC
Mahmoud El-Haj, Nathan Rutherford, Matthew Coole, Ignatius Ezeani, Sheryl Prentice, Nancy Ide, Jo Knight, Scott Piao, John Mariani, Paul Rayson, Keith Suderman
2020 — conf
Participatory Research for Low-resourced Machine Translation: A Case Study in African Languages.
EMNLP (Findings)
Wilhelmina Nekoto, Vukosi Marivate, Tshinondiwa Matsila, Timi E. Fasubaa, Taiwo Fagbohungbe, Solomon Oluwole Akinola, Shamsuddeen Hassan Muhammad, Salomon Kabongo Kabenamualu, Salomey Osei, Freshia Sackey, Rubungo Andre Niyongabo, Ricky Macharm, Perez Ogayo, Orevaoghene Ahia, Musie Meressa Berhe, Mofetoluwa Adeyemi, Masabata Mokgesi-Selinga, Lawrence Okegbemi, Laura Martinus, Kolawole Tajudeen, Kevin Degila, Kelechi Ogueji, Kathleen Siminyu, Julia Kreutzer, Jason Webster, Jamiil Toure Ali, Jade Z. Abbott, Iroro Orife, Ignatius Ezeani, Idris Abdulkabir Dangana, Herman Kamper, Hady Elsahar, Goodness Duru, Ghollah Kioko, Espoir Murhabazi, Elan Van Biljon, Daniel Whitenack, Christopher Onyefuluchi, Chris Chinenye Emezue, Bonaventure F. P. Dossou, Blessing K. Sibanda, Blessing Itoro Bassey, Ayodele Olabiyi, Arshath Ramkilowan, Alp Öktem, Adewale Akinfaderin, Abdallah Bashir
2020 J jnl
Participatory Research for Low-resourced Machine Translation: A Case Study in African Languages.
CoRR
Wilhelmina Nekoto, Vukosi Marivate, Tshinondiwa Matsila, Timi E. Fasubaa, Tajudeen Kolawole, Taiwo Fagbohungbe, Solomon Oluwole Akinola, Shamsuddeen Hassan Muhammad, Salomon Kabongo, Salomey Osei, Sackey Freshia, Rubungo Andre Niyongabo, Ricky Macharm, Perez Ogayo, Orevaoghene Ahia, Musie Meressa, Mofe Adeyemi, Masabata Mokgesi-Selinga, Lawrence Okegbemi, Laura Jane Martinus, Kolawole Tajudeen, Kevin Degila, Kelechi Ogueji, Kathleen Siminyu, Julia Kreutzer, Jason Webster, Jamiil Toure Ali, Jade Z. Abbott, Iroro Orife, Ignatius Ezeani, Idris Abdulkabir Dangana, Herman Kamper, Hady Elsahar, Goodness Duru, Ghollah Kioko, Espoir Murhabazi, Elan Van Biljon, Daniel Whitenack, Christopher Onyefuluchi, Chris Emezue, Bonaventure Dossou, Blessing K. Sibanda, Blessing Itoro Bassey, Ayodele Olabiyi, Arshath Ramkilowan, Alp Öktem, Adewale Akinfaderin, Abdallah Bashir
2019 J jnl
Bootstrapping Method for Developing Part-of-Speech Tagged Corpus in Low Resource Languages Tagset - A Focus on an African Igbo.
CoRR
Ikechukwu E. Onyenwe, Ebele G. Onyedinma, Godwin E. Aniegwu, Ignatius Ezeani
2019 — —
Corpus-based approaches to Igbo diacritic restoration.
Ignatius Ezeani
2019 — conf
Leveraging Pre-Trained Embeddings for Welsh Taggers.
RepL4NLP@ACL
Ignatius Ezeani, Scott Piao, Steven Neale, Paul Rayson, Dawn Knight
2019 J jnl
Toward an Effective Igbo Part-of-Speech Tagger.
ACM Trans. Asian Low Resour. Lang. Inf. Process.
Ikechukwu E. Onyenwe, Mark Hepple, Chinedu Uchechukwu, Ignatius Ezeani
2018 J jnl
A Basic Language Resource Kit Implementation for the Igbo
ACM Trans. Asian Low Resour. Lang. Inf. Process.
Ikechukwu E. Onyenwe, Mark Hepple, Chinedu Uchechukwu, Ignatius Ezeani
2018 — conf
Igbo Diacritic Restoration using Embedding Models.
NAACL-HLT (Student Research Workshop)
Ignatius Ezeani, Mark Hepple, Ikechukwu E. Onyenwe, Enemouh Chioma
2018 — conf
Multi-task Projected Embedding for Igbo.
TSD
Ignatius Ezeani, Mark Hepple, Ikechukwu E. Onyenwe, Chioma Enemuo
2018 — conf
Transferred Embeddings for Igbo Similarity, Analogy, and Diacritic Restoration Tasks.
SemDeep@COLING
Ignatius Ezeani, Ikechukwu E. Onyenwe, Mark Hepple
2016 — conf
Automatic Restoration of Diacritics for Igbo Language.
TSD
Ignatius Ezeani, Mark Hepple, Ikechukwu E. Onyenwe