Ricardo Rei

36 papers · 2020–2025 · 6 conferences · across top CS/AI conferences

Achievements

🏃 Academic Marathon (5) 🐣 Hot Topic Early Bird 🗺️ Taxonomy Completionist (65) 🌉 Interdisciplinary Bridge 🧭 Keyword Pioneer 🌈 Renaissance Researcher (7) 🐝 Cross-Pollinator (13) 🌍 Conference Polyglot (6) 🏠 Conference Loyalist (26) 🤝 Dynamic Duo (13) 👥 Mega-Team (58) 🔬 Deep Specialist (30) 🧬 Topic Evolution 🏆 Keyword Champion (4) 🗃️ Keyword Collector (143) ⚡ Prolific Year (5) 🔥 Unstoppable (6) 💎 Century Club (36) ❓ The Questioner (5)

Conferences

EMNLP (26) ACL (4) IJCNLP (2) NAACL (2) EACL (1) NIPS (1)

Top co-authors

José G. C. de Souza (13) Alon Lavie (12) André F. T. Martins (12) Chrysoula Zerva (11) Ana C Farinha (9) Andre Martins (9) Nuno M. Guerreiro (9) Luísa Coheur (8) Craig Stewart (8) Sweta Agrawal (7)

Keywords

machine translation (25) quality estimation (15) machine translation evaluation (10) human evaluation (7) large language model (5) word-level prediction (5) quality assessment (4) direct assessment (4) multidimensional quality metrics (4) sentence-level prediction (4) automatic metric (4) multilingual model (4) translation quality (3) quality-aware decoding (3) metric correlation (3) neural machine translation (3) neural metric (3) uncertainty quantification (2) zero-shot learning (2) ensemble learning (2)

Papers

WMT24++: Expanding the Language Coverage of WMT24 to 55 Languages & Dialects ACL 2025

XL-Suite: Cross-Lingual Synthetic Training and Evaluation Data for Open-Ended Generation EMNLP 2025

Translate Smart, not Hard: Cascaded Translation Systems with Quality-Aware Deferral EMNLP 2025

QUEST: Quality-Aware Metropolis-Hastings Sampling for Machine Translation NIPS 2024

Can Automatic Metrics Assess High-Quality Translations? EMNLP 2024

Modeling User Preferences with Automatic Metrics: Creating a High-Quality Preference Dataset for Machine Translation EMNLP 2024

xTower: A Multilingual LLM for Explaining and Correcting Translation Errors EMNLP 2024

Are LLMs Breaking MT Metrics? Results of the WMT24 Metrics Shared Task EMNLP 2024

Findings of the Quality Estimation Shared Task at WMT 2024: Are LLMs Closing the Gap in QE? EMNLP 2024

Tower v2: Unbabel-IST 2024 Submission for the General MT Shared Task EMNLP 2024

Is Preference Alignment Always the Best Option to Enhance LLM-Based Translation? An Empirical Analysis EMNLP 2024

AfriMTE and AfriCOMET: Enhancing COMET to Embrace Under-resourced African Languages NAACL 2024

Steering Large Language Models for Machine Translation with Finetuning and In-Context Learning EMNLP 2023

Results of WMT23 Metrics Shared Task: Metrics Might Be Guilty but References Are Not Innocent EMNLP 2023

Findings of the WMT 2023 Shared Task on Quality Estimation EMNLP 2023

Scaling up CometKiwi: Unbabel-IST 2023 Submission for the Quality Estimation Shared Task EMNLP 2023

The Inside Story: Towards Better Understanding of Machine Translation Neural Evaluation Metrics ACL 2023

CometKiwi: IST-Unbabel 2022 Submission for the Quality Estimation Shared Task EMNLP 2022

Quality-Aware Decoding for Neural Machine Translation NAACL 2022

Disentangling Uncertainty in Machine Translation Evaluation EMNLP 2022

Results of WMT22 Metrics Shared Task: Stop Using BLEU – Neural Metrics Are Better and More Robust EMNLP 2022

Findings of the WMT 2022 Shared Task on Quality Estimation EMNLP 2022

Robust MT Evaluation with Sentence-level Multilingual Augmentation EMNLP 2022

COMET-22: Unbabel-IST 2022 Submission for the Metrics Shared Task EMNLP 2022

IST-Unbabel 2021 Submission for the Quality Estimation Shared Task EMNLP 2021

MT-Telescope: An interactive platform for contrastive evaluation of MT systems IJCNLP 2021

MT-Telescope: An interactive platform for contrastive evaluation of MT systems ACL 2021

Online Learning Meets Machine Translation Evaluation: Finding the Best Systems with the Least Human Effort ACL 2021

Online Learning Meets Machine Translation Evaluation: Finding the Best Systems with the Least Human Effort IJCNLP 2021

Multilingual Email Zoning EACL 2021

Results of the WMT21 Metrics Shared Task: Evaluating Metrics with Expert-based Human Evaluations on TED and News Domain EMNLP 2021

Are References Really Needed? Unbabel-IST 2021 Submission for the Metrics Shared Task EMNLP 2021

Uncertainty-Aware Machine Translation Evaluation EMNLP 2021

IST-Unbabel 2021 Submission for the Explainable Quality Estimation Shared Task EMNLP 2021

COMET: A Neural Framework for MT Evaluation EMNLP 2020

Unbabel’s Participation in the WMT20 Metrics Shared Task EMNLP 2020