Automatic Truecasing of Video Subtitles Using BERT: A Multilingual Adaptable Approach. - Ricardo Rei; Nuno Miguel Guerreiro; Fernando Batista (IPMU (1), 2020)

SPECTRA: Sparse Structured Text Rationalization. - Nuno Miguel Guerreiro; André F. T. Martins (EMNLP (1), 2021)

IST-Unbabel 2021 Submission for the Explainable Quality Estimation Shared Task. - Marcos V. Treviso; Nuno Miguel Guerreiro; Ricardo Rei; André F. T. Martins (Eval4NLP, 2021)

Multilingual Simultaneous Sentence End and Punctuation Prediction (short paper). - Ricardo Rei; Fernando Batista; Nuno Miguel Guerreiro; Luísa Coheur (SwissText, 2021)

Towards better subtitles: A multilingual approach for punctuation restoration of speech transcripts. - Nuno Miguel Guerreiro; Ricardo Rei; Fernando Batista (Expert Syst. Appl., 2021)

CometKiwi: IST-Unbabel 2022 Submission for the Quality Estimation Shared Task. - Ricardo Rei; Marcos V. Treviso; Nuno Miguel Guerreiro; Chrysoula Zerva; Ana C. Farinha; Christine Maroti; José G. C. de Souza; Taisiya Glushkova; Duarte M. Alves; Luísa Coheur; Alon Lavie; André F. T. Martins (WMT, 2022)

Optimal Transport for Unsupervised Hallucination Detection in Neural Machine Translation. - Nuno Miguel Guerreiro; Pierre Colombo; Pablo Piantanida; André F. T. Martins (ACL (1), 2023)

The Inside Story: Towards Better Understanding of Machine Translation Neural Evaluation Metrics. - Ricardo Rei; Nuno Miguel Guerreiro; Marcos V. Treviso; Luísa Coheur; Alon Lavie; André F. T. Martins (ACL (2), 2023)

CREST: A Joint Framework for Rationalization and Counterfactual Text Generation. - Marcos V. Treviso; Alexis Ross; Nuno Miguel Guerreiro; André F. T. Martins (ACL (1), 2023)

Looking for a Needle in a Haystack: A Comprehensive Study of Hallucinations in Neural Machine Translation. - Nuno Miguel Guerreiro; Elena Voita; André F. T. Martins (EACL, 2023)

Steering Large Language Models for Machine Translation with Finetuning and In-Context Learning. - Duarte M. Alves; Nuno Miguel Guerreiro; João Alves 003; José Pombal; Ricardo Rei; José Guilherme Camargo de Souza; Pierre Colombo; André F. T. Martins (EMNLP (Findings), 2023)

Findings of the WMT 2023 Shared Task on Quality Estimation. - Frédéric Blain; Chrysoula Zerva; Ricardo Ribeiro; Nuno Miguel Guerreiro; Diptesh Kanojia; José G. C. de Souza; Beatriz Silva; Tânia Vaz; Yan Jingxuan; Fatemeh Azadi; Constantin Orasan; André F. T. Martins (WMT, 2023)

Scaling up CometKiwi: Unbabel-IST 2023 Submission for the Quality Estimation Shared Task. - Ricardo Rei; Nuno Miguel Guerreiro; José Pombal; Daan van Stigt; Marcos V. Treviso; Luísa Coheur; José G. C. de Souza; André F. T. Martins (WMT, 2023)

Hallucinations in Large Multilingual Translation Models. - Nuno Miguel Guerreiro; Duarte M. Alves; Jonas Waldendorf; Barry Haddow; Alexandra Birch; Pierre Colombo; André F. T. Martins (Trans. Assoc. Comput. Linguistics, 2023)

Modeling User Preferences with Automatic Metrics: Creating a High-Quality Preference Dataset for Machine Translation. - Sweta Agrawal; José Guilherme Camargo de Souza; Ricardo Rei; António Farinhas; Gonçalo Rui Alves Faria; Patrick Fernandes; Nuno Miguel Guerreiro; André F. T. Martins (EMNLP, 2024)

Enhanced Hallucination Detection in Neural Machine Translation through Simple Detector Aggregation. - Anas Himmi; Guillaume Staerman; Marine Picot; Pierre Colombo; Nuno Miguel Guerreiro (EMNLP, 2024)

xTower: A Multilingual LLM for Explaining and Correcting Translation Errors. - Marcos V. Treviso; Nuno Miguel Guerreiro; Sweta Agrawal; Ricardo Rei; José Pombal; Tânia Vaz; Helena Wu; Beatriz Silva; Daan van Stigt; André F. T. Martins (EMNLP (Findings), 2024)

Analyzing Context Contributions in LLM-based Machine Translation. - Emmanouil Zaranis; Nuno Miguel Guerreiro; André F. T. Martins (EMNLP (Findings), 2024)

Is Preference Alignment Always the Best Option to Enhance LLM-Based Translation? An Empirical Analysis. - Hippolyte Gisserot-Boukhlef; Ricardo Rei; Emmanuel Malherbe; Céline Hudelot; Pierre Colombo; Nuno Miguel Guerreiro (WMT, 2024)

Tower v2: Unbabel-IST 2024 Submission for the General MT Shared Task. - Ricardo Rei; José Pombal; Nuno Miguel Guerreiro; João Alves 003; Pedro Henrique Martins; Patrick Fernandes; Helena Wu; Tânia Vaz; Duarte M. Alves; M. Amin Farajian; Sweta Agrawal; António Farinhas; et al. (WMT, 2024)

Findings of the Quality Estimation Shared Task at WMT 2024: Are LLMs Closing the Gap in QE? - Chrysoula Zerva; Frédéric Blain; José Guilherme Camargo de Souza; Diptesh Kanojia; Sourabh Dattatray Deoghare; Nuno Miguel Guerreiro; Giuseppe Attanasio; Ricardo Rei; Constantin Orasan; Matteo Negri; Marco Turchi; Rajen Chatterjee; et al. (WMT, 2024)

Tower: An Open Multilingual Large Language Model for Translation-Related Tasks. - Duarte M. Alves; José Pombal; Nuno Miguel Guerreiro; Pedro Henrique Martins; João Alves 003; M. Amin Farajian; Ben Peters; Ricardo Rei; Patrick Fernandes; Sweta Agrawal; Pierre Colombo; José G. C. de Souza; et al. (CoRR, 2024)

EuroLLM: Multilingual Language Models for Europe. - Pedro Henrique Martins; Patrick Fernandes; João Alves 003; Nuno Miguel Guerreiro; Ricardo Rei; Duarte M. Alves; José Pombal; M. Amin Farajian; Manuel Faysse; Mateusz Klimaszewski; Pierre Colombo; Barry Haddow; et al. (CoRR, 2024)

xcomet : Transparent Machine Translation Evaluation through Fine-grained Error Detection. - Nuno Miguel Guerreiro; Ricardo Rei; Daan van Stigt; Luísa Coheur; Pierre Colombo; André F. T. Martins (Trans. Assoc. Comput. Linguistics, 2024)

CroissantLLM: A Truly Bilingual French-English Language Model. - Manuel Faysse; Patrick Fernandes; Nuno Miguel Guerreiro; António Loison; Duarte M. Alves; Caio Corro; Nicolas Boizard; João Alves 003; Ricardo Rei; Pedro Henrique Martins; Antoni Bigata Casademunt; François Yvon; et al. (Trans. Mach. Learn. Res., 2025)

Translate Smart, not Hard: Cascaded Translation Systems with Quality-Aware Deferral. - António Farinhas; Nuno Miguel Guerreiro; Sweta Agrawal; Ricardo Rei; André F. T. Martins (CoRR, 2025)

EuroBERT: Scaling Multilingual Encoders for European Languages. - Nicolas Boizard; Hippolyte Gisserot-Boukhlef; Duarte M. Alves; André F. T. Martins; Ayoub Hammal; Caio Corro; Céline Hudelot; Emmanuel Malherbe; Etienne Malaboeuf; Fanny Jourdan; Gabriel Hautreux; João Alves 003; et al. (CoRR, 2025)

Adding Chocolate to Mint: Mitigating Metric Interference in Machine Translation. - José Pombal; Nuno Miguel Guerreiro; Ricardo Rei; André F. T. Martins (CoRR, 2025)

Zero-shot Benchmarking: A Framework for Flexible and Scalable Automatic Evaluation of Language Models. - José Pombal; Nuno Miguel Guerreiro; Ricardo Rei; André F. T. Martins (CoRR, 2025)

EuroLLM-9B: Technical Report. - Pedro Henrique Martins; João Alves 003; Patrick Fernandes; Nuno Miguel Guerreiro; Ricardo Rei; M. Amin Farajian; Mateusz Klimaszewski; Duarte M. Alves; José Pombal; Nicolas Boizard; Manuel Faysse; Pierre Colombo; et al. (CoRR, 2025)

Tower+: Bridging Generality and Translation Specialization in Multilingual LLMs. - Ricardo Rei; Nuno Miguel Guerreiro; José Pombal; João Alves 003; Pedro Teixeirinha; M. Amin Farajian; André F. T. Martins (CoRR, 2025)