Constantine Lignos

55 papers A* 4B 4Journal 25Unranked 22
YearRankTypeTitle / Venue / Authors
2025 — conf
Beyond statistical significance: Quantifying uncertainty and statistical variability in multilingual and multitask NLP evaluation.
IJCNLP-AACL (long papers)
Jonne Sälevä, Duygu Ataman, Constantine Lignos
2025 J jnl
Comparing Approaches to Automatic Summarization in Less-Resourced Languages.
CoRR
Chester Palen-Michel, Constantine Lignos
2025 J jnl
From tests to effect sizes: Quantifying uncertainty and statistical variability in multilingual and multitask NLP evaluation benchmarks.
CoRR
Jonne Sälevä, Duygu Ataman, Constantine Lignos
2025 — conf
MetaMeme: A Dataset for Meme Template and Meta-Category Classification.
NAACL (Student Research Workshop)
Benjamin Lambright, Jordan Youner, Constantine Lignos
2025 A* conf
OpenNER 1.0: Standardized Open-Access Named Entity Recognition Datasets in 50+ Languages.
EMNLP
Chester Palen-Michel, Maxwell Pickering, Maya Kruse, Jonne Sälevä, Constantine Lignos
2025 J jnl
Overview of ADoBo at IberLEF 2025: Automatic Detection of Anglicisms in Spanish.
CoRR
Elena Álvarez Mellado, Jordi Porta-Zamorano, Constantine Lignos, Julio Gonzalo
2025 J jnl
Overview of ADoBo at IberLEF 2025: Automatic Detection of Anglicisms in Spanish.
Proces. del Leng. Natural
Elena Álvarez Mellado, Jordi Porta-Zamorano, Constantine Lignos, Julio Gonzalo
2024 — conf
CoNLL#: Fine-grained Error Analysis and a Corrected Test Set for CoNLL-03 English.
LREC/COLING
Andrew Rueda, Elena Álvarez Mellado, Constantine Lignos
2024 J jnl
CoNLL#: Fine-grained Error Analysis and a Corrected Test Set for CoNLL-03 English.
CoRR
Andrew Rueda, Elena Álvarez Mellado, Constantine Lignos
2024 — conf
Language Model Priors and Data Augmentation Strategies for Low-resource Machine Translation: A Case Study Using Finnish to Northern Sámi.
ACL (Findings)
Jonne Sälevä, Constantine Lignos
2024 J jnl
OpenNER 1.0: Standardized Open-Access Named Entity Recognition Datasets in 50+ Languages.
CoRR
Chester Palen-Michel, Maxwell Pickering, Maya Kruse, Jonne Sälevä, Constantine Lignos
2024 — conf
ParaNames 1.0: Creating an Entity Name Corpus for 400+ Languages Using Wikidata.
LREC/COLING
Jonne Sälevä, Constantine Lignos
2024 J jnl
ParaNames 1.0: Creating an Entity Name Corpus for 400+ Languages using Wikidata.
CoRR
Jonne Sälevä, Constantine Lignos
2024 — conf
QueryNER: Segmentation of E-commerce Queries.
LREC/COLING
Chester Palen-Michel, Lizzie Liang, Zhe Wu, Constantine Lignos
2024 J jnl
QueryNER: Segmentation of E-commerce Queries.
CoRR
Chester Palen-Michel, Lizzie Liang, Zhe Wu, Constantine Lignos
2023 — conf
LR-Sum: Summarization for Less-Resourced Languages.
ACL (Findings)
Chester Palen-Michel, Constantine Lignos
2023 J jnl
What changes when you randomly choose BPE merge operations? Not much.
CoRR
Jonne Sälevä, Constantine Lignos
2022 B conf
Borrowing or Codeswitching? Annotating for Finer-Grained Distinctions in Language Mixing.
LREC
Elena Álvarez Mellado, Constantine Lignos
2022 J jnl
Borrowing or Codeswitching? Annotating for Finer-Grained Distinctions in Language Mixing.
CoRR
Elena Álvarez Mellado, Constantine Lignos
2022 — conf
Detecting Unassimilated Borrowings in Spanish: An Annotated Corpus and Approaches to Modeling.
ACL (1)
Elena Álvarez Mellado, Constantine Lignos
2022 J jnl
Detecting Unassimilated Borrowings in Spanish: An Annotated Corpus and Approaches to Modeling.
CoRR
Elena Álvarez Mellado, Constantine Lignos
2022 J jnl
LR-Sum: Summarization for Less-Resourced Languages.
CoRR
Chester Palen-Michel, Constantine Lignos
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
2022 J jnl
Multilingual Open Text 1.0: Public Domain News in 44 Languages.
CoRR
Chester Palen-Michel, June Kim, Constantine Lignos
2022 B conf
Multilingual Open Text Release 1: Public Domain News in 44 Languages.
LREC
Chester Palen-Michel, June Kim, Constantine Lignos
2022 J jnl
ParaNames: A Massively Multilingual Entity Name Corpus.
CoRR
Jonne Sälevä, Constantine Lignos
2022 — conf
Toward More Meaningful Resources for Lower-resourced Languages.
ACL (Findings)
Constantine Lignos, Nolan Holley, Chester Palen-Michel, Jonne Sälevä
2022 J jnl
Toward More Meaningful Resources for Lower-resourced Languages.
CoRR
Constantine Lignos, Nolan Holley, Chester Palen-Michel, Jonne Sälevä
2021 J jnl
Addressing Barriers to Reproducible Named Entity Recognition Evaluation.
CoRR
Chester Palen-Michel, Nolan Holley, Constantine Lignos
2021 — conf
Macro-Average: Rare Types Are Important Too.
NAACL-HLT
Thamme Gowda, Weiqiu You, Constantine Lignos, Jonathan May
2021 J jnl
Macro-Average: Rare Types Are Important Too.
CoRR
Thamme Gowda, Weiqiu You, Constantine Lignos, Jonathan May
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
2021 — conf
Mining Wikidata for Name Resources for African Languages.
AfricaNLP
Jonne Sälevä, Constantine Lignos
2021 J jnl
Overview of ADoBo 2021: Automatic Detection of Unassimilated Borrowings in the Spanish Press.
CoRR
Elena Álvarez Mellado, Luis Espinosa Anke, Julio Antonio Gonzalo Arroyo, Constantine Lignos, Jordi Porta-Zamorano
2021 J jnl
Overview of ADoBo 2021: Automatic Detection of Unassimilated Borrowings in the Spanish Press.
Proces. del Leng. Natural
Elena Álvarez Mellado, Luis Espinosa Anke, Julio Antonio Gonzalo Arroyo, Constantine Lignos, Jordi Porta-Zamorano
2021 — conf
SeqScore: Addressing Barriers to Reproducible Named Entity Recognition Evaluation.
Eval4NLP
Chester Palen-Michel, Nolan Holley, Constantine Lignos
2021 — conf
TMR: Evaluating NER Recall on Tough Mentions.
EACL (Student Research Workshop)
Jingxuan Tu, Constantine Lignos
2021 J jnl
TMR: Evaluating NER Recall on Tough Mentions.
CoRR
Jingxuan Tu, Constantine Lignos
2021 — conf
The Effectiveness of Morphology-aware Segmentation in Low-Resource Neural Machine Translation.
EACL (Student Research Workshop)
Jonne Sälevä, Constantine Lignos
2021 J jnl
The Effectiveness of Morphology-aware Segmentation in Low-Resource Neural Machine Translation.
CoRR
Jonne Sälevä, Constantine Lignos
2020 — conf
If You Build Your Own NER Scorer, Non-replicable Results Will Come.
Insights
Constantine Lignos, Marjan Kamyab
2019 — conf
Real-World Causal Relationship Discovery from Text.
ISWC (Satellites)
Constantine Lignos, Chester Palen-Michel, Oskar Singer, Pedro A. Szekely, Elizabeth Boschee
2019 — conf
SARAL: A Low-Resource Cross-Lingual Domain-Focused Information Retrieval System for Effective Rapid Document Triage.
ACL (3)
Elizabeth Boschee, Joel Barry, Jayadev Billa, Marjorie Freedman, Thamme Gowda, Constantine Lignos, Chester Palen-Michel, Michael Pust, Banriskhem K. Khonglah, Srikanth R. Madikeri, Jonathan May, Scott Miller
2019 — conf
The Challenges of Optimizing Machine Translation for Low Resource Cross-Language Information Retrieval.
EMNLP/IJCNLP (1)
Constantine Lignos, Daniel Cohen, Yen-Chieh Lien, Pratik Mehta, W. Bruce Croft, Scott Miller
2018 J jnl
Combining rule-based and statistical mechanisms for low-resource named entity recognition.
Mach. Transl.
Ryan Gabbard, Jay DeYoung, Constantine Lignos, Marjorie Freedman, Ralph M. Weischedel
2015 J jnl
Provably correct reactive control from natural language.
Auton. Robots
Constantine Lignos, Vasumathi Raman, Cameron Finucane, Mitchell P. Marcus, Hadas Kress-Gazit
2013 — conf
Sorry Dave, I'm Afraid I Can't Do That: Explaining Unachievable Robot Tasks Using Natural Language.
Robotics: Science and Systems
Vasumathi Raman, Constantine Lignos, Cameron Finucane, Kenton C. T. Lee, Mitchell P. Marcus, Hadas Kress-Gazit
2012 A* conf
Situation understanding bot through language and environment.
HRI
Daniel J. Brooks, Constantine Lignos, Mikhail S. Medvedev, Ian Perera, Cameron Finucane, Vasumathi Raman, Abraham Shultz, Sean McSheehy, Adam Norton, Hadas Kress-Gazit, Mitchell P. Marcus, Holly A. Yanco
2011 B conf
Modeling Infant Word Segmentation.
CoNLL
Constantine Lignos
2010 B conf
Recession Segmentation: Simpler Online Word Segmentation Using Limited Resources.
CoNLL
Constantine Lignos, Charles Yang
2009 — conf
A Rule-Based Acquisition Model Adapted for Morphological Analysis.
CLEF (1)
Constantine Lignos, Erwin Chan, Mitchell P. Marcus, Charles Yang
2009 — conf
A Rule-Based Unsupervised Morphology Learning Framework.
CLEF (Working Notes)
Constantine Lignos, Erwin Chan, Mitchell P. Marcus, Charles Yang
2006 A* conf
Effects of head movement on perceptions of humanoid robot behavior.
HRI
Emily Wang, Constantine Lignos, Ashish Vatsal, Brian Scassellati