Ricardo Rei
35 papers · 2020–2026 · 5 venues · across top CS/AI venues
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Achievements
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🗺️ Taxonomy Completionist (60) 🌍 Conference Polyglot · Silver 🏃 Academic Marathon · Sprint 🌉 Interdisciplinary Bridge · Silver 🐣 Hot Topic Early Bird
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Conference Loyalist
(26)
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Deep Specialist
(31)
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Dynamic Duo
(13)
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Topic Evolution
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Keyword Champion
(4)
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Mega-Team · Legion
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Prolific Year · Productive
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Unstoppable · Bronze
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The Questioner
(5)
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Century Club · Bronze
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Renaissance Researcher
(5)
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Keyword Collector
(141)
Top co-authors
Research topics
Natural Language Processing
(33)
Applications
(32)
Machine Learning
(25)
Artificial Intelligence
(14)
Deep Learning
(14)
Learning Types · Machine Learning
(14)
Core AI
(12)
Application Areas
(9)
Optimization & Theory · Machine Learning
(9)
Learning Types · Deep Learning
(8)
Resources & Methods
(8)
Architectures
(5)
Generation
(3)
Optimization & Theory · Deep Learning
(3)
Techniques
(3)
Keywords
machine translation
(24)
quality estimation
(15)
machine translation evaluation
(10)
human evaluation
(6)
word-level prediction
(5)
large language model
(5)
automatic metric
(5)
sentence-level prediction
(4)
quality assessment
(4)
multidimensional quality metrics
(4)
direct assessment
(4)
multilingual model
(4)
translation quality
(3)
metric correlation
(3)
quality-aware decoding
(3)
neural metric
(3)
neural machine translation
(3)
quality metric
(3)
evaluation metric
(3)
reference-free evaluation
(2)
Papers
TOWER+: Bridging Generality and Translation Specialization in Multilingual LLMs
ACL 2026
Translate Smart, not Hard: Cascaded Translation Systems with Quality-Aware Deferral
EMNLP 2025
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
AfriMTE and AfriCOMET: Enhancing COMET to Embrace Under-resourced African Languages
NAACL 2024
Are LLMs Breaking MT Metrics? Results of the WMT24 Metrics Shared Task
EMNLP 2024
Can Automatic Metrics Assess High-Quality Translations?
EMNLP 2024
Findings of the Quality Estimation Shared Task at WMT 2024: Are LLMs Closing the Gap in QE?
EMNLP 2024
Is Preference Alignment Always the Best Option to Enhance LLM-Based Translation? An Empirical Analysis
EMNLP 2024
Modeling User Preferences with Automatic Metrics: Creating a High-Quality Preference Dataset for Machine Translation
EMNLP 2024
QUEST: Quality-Aware Metropolis-Hastings Sampling for Machine Translation
NeurIPS 2024
Tower v2: Unbabel-IST 2024 Submission for the General MT Shared Task
EMNLP 2024
xTower: A Multilingual LLM for Explaining and Correcting Translation Errors
EMNLP 2024
Findings of the WMT 2023 Shared Task on Quality Estimation
EMNLP 2023
Results of WMT23 Metrics Shared Task: Metrics Might Be Guilty but References Are Not Innocent
EMNLP 2023
Scaling up CometKiwi: Unbabel-IST 2023 Submission for the Quality Estimation Shared Task
EMNLP 2023
Steering Large Language Models for Machine Translation with Finetuning and In-Context Learning
EMNLP 2023
The Inside Story: Towards Better Understanding of Machine Translation Neural Evaluation Metrics
ACL 2023
COMET-22: Unbabel-IST 2022 Submission for the Metrics Shared Task
EMNLP 2022
CometKiwi: IST-Unbabel 2022 Submission for the Quality Estimation Shared Task
EMNLP 2022
Disentangling Uncertainty in Machine Translation Evaluation
EMNLP 2022
Findings of the WMT 2022 Shared Task on Quality Estimation
EMNLP 2022
Quality-Aware Decoding for Neural Machine Translation
NAACL 2022
Results of WMT22 Metrics Shared Task: Stop Using BLEU – Neural Metrics Are Better and More Robust
EMNLP 2022
Robust MT Evaluation with Sentence-level Multilingual Augmentation
EMNLP 2022
Are References Really Needed? Unbabel-IST 2021 Submission for the Metrics Shared Task
EMNLP 2021
IST-Unbabel 2021 Submission for the Explainable Quality Estimation Shared Task
EMNLP 2021
IST-Unbabel 2021 Submission for the Quality Estimation Shared Task
EMNLP 2021
MT-Telescope: An interactive platform for contrastive evaluation of MT systems
ACL 2021
Multilingual Email Zoning
EACL 2021
Online Learning Meets Machine Translation Evaluation: Finding the Best Systems with the Least Human Effort
ACL 2021
Results of the WMT21 Metrics Shared Task: Evaluating Metrics with Expert-based Human Evaluations on TED and News Domain
EMNLP 2021
Uncertainty-Aware Machine Translation Evaluation
EMNLP 2021
COMET: A Neural Framework for MT Evaluation
EMNLP 2020
Unbabel’s Participation in the WMT20 Metrics Shared Task
EMNLP 2020