activity
20222026
most citedCometKiwi: IST-Unbabel 2022 Submission for the Quality Estimation Shared Task

33 citations · 62 across the 12 of their papers we have counts for

collaborators

14 papers

cs.CL2026

Fine PT-PT Web: A High-Quality 41 Billion Tokens Data Collection of the European Portuguese Web

Gonçalo Vinagre, Rui Pedro Guerra, Pedro Gomes +7

Curating Web corpora for regional language variants like European Portuguese (PT-PT) is heavily bottlenecked by dialectal overlap (mainly with PT-BR) and data processing scale. Thi…

cs.CL2026

SEQUOR: A Multi-Turn Benchmark for Realistic Constraint Following

Beatriz Canaverde, Duarte M. Alves, José Pombal +2

In a conversation, a helpful assistant must reliably follow user directives, even as they refine, modify, or contradict earlier requests. Yet most instruction-following benchmarks…

cs.CL2026

A Recipe for Long-Context Reasoning in Large Language Models via On-Policy Optimization and Distillation

Miguel Moura Ramos, Duarte M. Alves, André F. T. Martins

Existing approaches to post-train models for long-context tasks face complementary limitations: (i) supervised fine-tuning (SFT) provides stable supervision but suffers from exposu…

cs.CL2026

AMALIA Technical Report: A Fully Open Source Large Language Model for European Portuguese

Afonso Simplício, Gonçalo Vinagre, Miguel Moura Ramos +19

Despite rapid progress in open large language models (LLMs), European Portuguese (pt-PT) remains underrepresented in both training data and native evaluation, with machine-translat…

cs.CL2026

EuroLLM-22B: Technical Report

Miguel Moura Ramos, Duarte M. Alves, Hippolyte Gisserot-Boukhlef +15

This report presents EuroLLM-22B, a large language model trained from scratch to support the needs of European citizens by covering all 24 official European Union languages and 11…

cs.CL2025

Should We Still Pretrain Encoders with Masked Language Modeling?

Hippolyte Gisserot-Boukhlef, Nicolas Boizard, Manuel Faysse +5

Learning high-quality text representations is fundamental to a wide range of NLP tasks. While encoder pretraining has traditionally relied on Masked Language Modeling (MLM), recent…