---
title: "Ricardo Rei — all works — Elamur Research"
description: "All 35 works of Ricardo Rei in the Elamur Research library, the most cited first: our summaries where we have them, else the original."
canonical: "https://research.elamur.ai/free/en/authors/ricardo-rei/works/"
---
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# Ricardo Rei — all works

35 works · [← Ricardo Rei](https://md.research.elamur.ai/free/en/authors/ricardo-rei/)

1. [**COMET: A Neural Framework for MT Evaluation**Ricardo Rei, Craig Stewart, Ana C Farinha, et al.*Machine translation · 1,792 citations*](https://md.research.elamur.ai/free/en/papers/rei-2020-comet-neural-framework-mt-evaluation/)
2. **[COMET-22: Unbabel-IST 2022 Submission for the Metrics Shared Task](https://md.research.elamur.ai/free/en/papers/rei-2022-comet-22-unbabel-ist-2022/) [Conference on Machine Translation (WMT)](https://md.research.elamur.ai/free/en/venues/wmt/)**Ricardo Rei, José G. C. de Souza, Duarte Alves, et al.*2022 · 435 citations*
3. **[xCOMET: Transparent Machine Translation Evaluation through Fine-grained Error Detection](https://md.research.elamur.ai/free/en/papers/guerreiro-2024-xcomet-transparent-machine-translation-evaluation/) [Transactions of the Association for Computational Linguistics (TACL)](https://md.research.elamur.ai/free/en/venues/tacl/)**Nuno M. Guerreiro, Ricardo Rei, Daan van Stigt, et al.*2024 · 333 citations*
4. **[CometKiwi: IST-Unbabel 2022 Submission for the Quality Estimation Shared Task](https://md.research.elamur.ai/free/en/papers/rei-2022-cometkiwi-ist-unbabel-2022-submission/) [Conference on Machine Translation (WMT)](https://md.research.elamur.ai/free/en/venues/wmt/)**Ricardo Rei, Marcos Treviso, Nuno M. Guerreiro, et al.*2022 · 325 citations*
5. [**Results of WMT22 Metrics Shared Task: Stop Using BLEU – Neural Metrics Are Better and More Robust**Markus Freitag, Ricardo Rei, Nitika Mathur, et al.*Machine translation · 265 citations*](https://md.research.elamur.ai/free/en/papers/freitag-2022-results-wmt22-metrics-shared-task/)
6. [**Tower: An Open Multilingual Large Language Model for Translation-Related Tasks arXiv:2402.17733**Duarte M. Alves, Jose Pombal, Nuno M. Guerreiro, et al.*2024 · 227 citations*](https://md.research.elamur.ai/free/en/papers/alves-2024-tower-open-multilingual-large-language/)
7. **[Results of the WMT21 Metrics Shared Task: Evaluating Metrics with Expert-based Human Evaluations on TED and News Domain](https://md.research.elamur.ai/free/en/papers/freitag-2021-results-wmt21-metrics-shared-task/) [Conference on Machine Translation (WMT)](https://md.research.elamur.ai/free/en/venues/wmt/)**Markus Freitag, Ricardo Rei, Nitika Mathur, et al.*2021 · 169 citations*
8. **[Results of WMT23 Metrics Shared Task: Metrics Might Be Guilty but References Are Not Innocent](https://md.research.elamur.ai/free/en/papers/freitag-2023-results-wmt23-metrics-shared-task/) [Conference on Machine Translation (WMT)](https://md.research.elamur.ai/free/en/venues/wmt/)**Markus Freitag, Nitika Mathur, Chi-kiu Lo, et al.*2023 · 155 citations*
9. **[Quality-Aware Decoding for Neural Machine Translation](https://md.research.elamur.ai/free/en/papers/fernandes-2022-quality-aware-decoding-neural-machine/) [Conference of the North American Chapter of the Association for Computational Linguistics (NAACL)](https://md.research.elamur.ai/free/en/venues/naacl/)**Patrick Fernandes, António Farinhas, Ricardo Rei, et al.*2022 · 146 citations*
10. **[Scaling up CometKiwi: Unbabel-IST 2023 Submission for the Quality Estimation Shared Task](https://md.research.elamur.ai/free/en/papers/rei-2023-scaling-up-cometkiwi-unbabel-ist/) [Conference on Machine Translation (WMT)](https://md.research.elamur.ai/free/en/venues/wmt/)**Ricardo Rei, Nuno M. Guerreiro, José Pombal, et al.*2023 · 135 citations*
11. [**EuroLLM: Multilingual Language Models for Europe arXiv:2409.16235**Pedro Henrique Martins, Patrick Fernandes, Joao Alves, et al.*2024 · 133 citations*](https://md.research.elamur.ai/free/en/papers/martins-2024-eurollm-multilingual-language-models-europe/)
12. **[Findings of the WMT 2023 Shared Task on Quality Estimation](https://md.research.elamur.ai/free/en/papers/blain-2023-findings-wmt-2023-shared-task/) [Conference on Machine Translation (WMT)](https://md.research.elamur.ai/free/en/venues/wmt/)**Frederic Blain, Chrysoula Zerva, Ricardo Rei, et al.*2023 · 129 citations*
13. **[Are LLMs Breaking MT Metrics? Results of the WMT24 Metrics Shared Task](https://md.research.elamur.ai/free/en/papers/freitag-2024-are-llms-breaking-mt-metrics/) [Conference on Machine Translation (WMT)](https://md.research.elamur.ai/free/en/venues/wmt/)**Markus Freitag, Nitika Mathur, Daniel Deutsch, et al.*2024 · 107 citations*
14. **[Unbabel's Participation in the WMT20 Metrics Shared Task](https://md.research.elamur.ai/free/en/papers/rei-2020-unbabel-s-participation-wmt20-metrics/) [Conference on Machine Translation (WMT)](https://md.research.elamur.ai/free/en/venues/wmt/)**Ricardo Rei, Craig Stewart, Ana C Farinha, et al.*2020 · 98 citations*
15. **[Findings of the WMT 2022 Shared Task on Quality Estimation](https://md.research.elamur.ai/free/en/papers/zerva-2022-findings-wmt-2022-shared-task/) [Conference on Machine Translation (WMT)](https://md.research.elamur.ai/free/en/venues/wmt/)**Chrysoula Zerva, Frédéric Blain, Ricardo Rei, et al.*2022 · 91 citations*
16. **[Are References Really Needed? Unbabel-IST 2021 Submission for the Metrics Shared Task](https://md.research.elamur.ai/free/en/papers/rei-2021-are-references-really-needed-unbabel/) [Conference on Machine Translation (WMT)](https://md.research.elamur.ai/free/en/venues/wmt/)**Ricardo Rei, Ana C Farinha, Chrysoula Zerva, et al.*2021 · 84 citations*
17. **[WMT24++: Expanding the Language Coverage of WMT24 to 55 Languages & Dialects](https://md.research.elamur.ai/free/en/papers/deutsch-2025-wmt24-expanding-language-coverage-wmt24/) [Findings of the Association for Computational Linguistics](https://md.research.elamur.ai/free/en/venues/findings/)**Daniel Deutsch, Eleftheria Briakou, Isaac Rayburn Caswell, et al.*2025 · 80 citations*
18. **[CroissantLLM: A Truly Bilingual French-English Language Model ↗](https://arxiv.org/abs/2402.00786) arXiv:2402.00786 · no summary yet**Manuel Faysse et al.*2024 · 59 citations*
19. **[Uncertainty-Aware Machine Translation Evaluation ↗](https://aclanthology.org/2021.findings-emnlp.330/) Findings of the Association for Computational Linguistics: EMNLP 2021 · no summary yet**Taisiya Glushkova et al.*2021 · 55 citations*
20. [**EuroLLM-9B: Technical Report arXiv:2506.04079**Pedro Henrique Martins, Joao Alves, Patrick Fernandes, et al.*2025 · 45 citations*](https://md.research.elamur.ai/free/en/papers/martins-2025-eurollm-9b-technical-report/)
21. **[AfriMTE and AfriCOMET: Enhancing COMET to Embrace Under-resourced African Languages ↗](https://aclanthology.org/2024.naacl-long.334/) Proceedings of the 2024 Conference of the North American Chapter of the Association for Computational Linguistics: Human Language Technologies (Volume 1: Long Papers) · no summary yet**Jiayi Wang et al.*2024 · 39 citations*
22. **[Findings of the Quality Estimation Shared Task at WMT 2024: Are LLMs Closing the Gap in QE? ↗](https://aclanthology.org/2024.wmt-1.3/) Proceedings of the Ninth Conference on Machine Translation · no summary yet**Chrysoula Zerva et al.*2024 · 34 citations*
23. **[Can Automatic Metrics Assess High-Quality Translations? ↗](https://aclanthology.org/2024.emnlp-main.802/) Proceedings of the 2024 Conference on Empirical Methods in Natural Language Processing · no summary yet**Sweta Agrawal et al.*2024 · 23 citations*
24. **[M-Prometheus: A Suite of Open Multilingual LLM Judges ↗](https://arxiv.org/abs/2504.04953) arXiv (Cornell University) · no summary yet**Pombal, José et al.*2025 · 21 citations*
25. **[xTower: A Multilingual LLM for Explaining and Correcting Translation Errors ↗](https://aclanthology.org/2024.findings-emnlp.892/) Findings of the Association for Computational Linguistics: EMNLP 2024 · no summary yet**Marcos V Treviso et al.*2024 · 21 citations*
26. **[The Inside Story: Towards Better Understanding of Machine Translation Neural Evaluation Metrics ↗](https://aclanthology.org/2023.acl-short.94/) Proceedings of the 61st Annual Meeting of the Association for Computational Linguistics (Volume 2: Short Papers) · no summary yet**Ricardo Rei et al.*2023 · 21 citations*
27. **[Robust MT Evaluation with Sentence-level Multilingual Augmentation ↗](https://aclanthology.org/2022.wmt-1.43/) Proceedings of the Seventh Conference on Machine Translation (WMT) · no summary yet**Duarte Alves et al.*2022 · 19 citations*
28. **[Disentangling Uncertainty in Machine Translation Evaluation ↗](https://aclanthology.org/2022.emnlp-main.591/) Proceedings of the 2022 Conference on Empirical Methods in Natural Language Processing · no summary yet**Chrysoula Zerva et al.*2022 · 14 citations*
29. **[Online Learning Meets Machine Translation Evaluation: Finding the Best Systems with the Least Human Effort ↗](https://aclanthology.org/2021.acl-long.242/) Proceedings of the 59th Annual Meeting of the Association for Computational Linguistics and the 11th International Joint Conference on Natural Language Processing (Volume 1: Long Papers) · no summary yet**Vânia Mendonça et al.*2021 · 9 citations*
30. **[Assessing the Role of Context in Chat Translation Evaluation: Is Context Helpful and Under What Conditions?](https://md.research.elamur.ai/free/en/papers/agrawal-2024-assessing-role-context-chat-translation/) [Transactions of the Association for Computational Linguistics (TACL)](https://md.research.elamur.ai/free/en/venues/tacl/)**Sweta Agrawal, Amin Farajian, Patrick Fernandes, et al.*2024 · 8 citations*
31. **[Modeling User Preferences with Automatic Metrics: Creating a High-Quality Preference Dataset for Machine Translation ↗](https://aclanthology.org/2024.emnlp-main.803/) Proceedings of the 2024 Conference on Empirical Methods in Natural Language Processing · no summary yet**Sweta Agrawal et al.*2024 · 8 citations*
32. **[COMET - Deploying a New State-of-the-art MT Evaluation Metric in Production ↗](https://aclanthology.org/2020.amta-user.4/) Proceedings of the 14th Conference of the Association for Machine Translation in the Americas (Volume 2: User Track) · no summary yet**Craig Stewart et al.*2020 · 6 citations*
33. **[Is Context Helpful for Chat Translation Evaluation? ↗](https://arxiv.org/abs/2403.08314) arXiv:2403.08314 · no summary yet**Sweta Agrawal et al.*2024 · 5 citations*
34. **[MT-Telescope: An interactive platform for contrastive evaluation of MT systems ↗](https://aclanthology.org/2021.acl-demo.9/) Proceedings of the 59th Annual Meeting of the Association for Computational Linguistics and the 11th International Joint Conference on Natural Language Processing: System Demonstrations · no summary yet**Ricardo Rei et al.*2021 · 5 citations*
35. **[IndicQE-APE: A Consolidated Benchmark for Quality Estimation and Automatic Post-Editing for Indic Languages ↗](https://arxiv.org/abs/2608.16344) arXiv:2608.16344 · no summary yet**Diptesh Kanojia et al.*2026*