collaborators

5 papers

cs.CL2026

MultiSynt/MT: Trillion-Token Multi-Parallel Pre-Training Data Translated Across 36 Languages

Maximilian Idahl, Jörg Tiedemann, Sampo Pyysalo +19

Open web-scale pre-training corpora remain concentrated in English, limiting multilingual LLM development. We introduce MultiSynt/MT, an open synthetic parallel corpus with approxi…

cs.CL2026

HPLT 3.0: Very Large-Scale Multilingual Resources for LLMs and MT. Mono- and Bi-lingual Data, Multilingual Evaluation, and Pre-Trained Models

Stephan Oepen, Nikolay Arefev, Mikko Aulamo +29

We present an ongoing initiative to provide open, very large, high-quality, and richly annotated textual datasets for almost 200 languages. At 30 trillion tokens, this is likely th…

cs.CL2026

DHPLT: large-scale multilingual diachronic corpora and word representations for semantic change modelling

Mariia Fedorova, Andrey Kutuzov, Khonzoda Umarova

In this resource paper, we present DHPLT, an open collection of diachronic corpora in 41 diverse languages. DHPLT is based on the web-crawled HPLT datasets; we use web crawl timest…

cs.CL2025

Explaining novel senses using definition generation with open language models

Mariia Fedorova, Andrey Kutuzov, Francesco Periti +1

We apply definition generators based on open-weights large language models to the task of creating explanations of novel senses, taking target word usages as an input. To this end,…

cs.CL2025

An Expanded Massive Multilingual Dataset for High-Performance Language Technologies (HPLT)

Laurie Burchell, Ona de Gibert, Nikolay Arefyev +32

Training state-of-the-art large language models requires vast amounts of clean and diverse textual data. However, building suitable multilingual datasets remains a challenge. In th…