Open-source models, datasets, and code for machine translation to and from Esperanto.
AI & ML interests
At the University of Helsinki, we focus on: - NLP for morphologically-rich languages - Cross-lingual NLP - NLP in the humanities
Recent Activity
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Synthetic baselines trained for our paper "Scaling Low-Resource MT via Synthetic Data Generation with LLMs" accepted as a main in EMNLP 2025.
multilingual translation models trained on the Tatoeba Translation Challenge dataset (from OPUS) and a massively multilingual Bible corpus
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Helsinki-NLP/opus-mt-tc-bible-big-aav-fra_ita_por_spa
Translation • 0.2B • Updated • 30 • 2 -
Helsinki-NLP/opus-mt-tc-bible-big-afa-en
Translation • 0.2B • Updated • 53 • 1 -
Helsinki-NLP/opus-mt-tc-bible-big-afa-deu_eng_nld
Translation • 0.2B • Updated • 29 • 2 -
Helsinki-NLP/opus-mt-tc-bible-big-afa-deu_eng_fra_por_spa
Translation • 0.2B • Updated • 96
MaLA-LM: Massive Language Adaptation of Large Language Models
Open-source models, datasets, and code for machine translation to and from Esperanto.
Collection of tiny models for the OpusTranslate mobile phone application.
Synthetic baselines trained for our paper "Scaling Low-Resource MT via Synthetic Data Generation with LLMs" accepted as a main in EMNLP 2025.
Hallucination and Overgeneration detection: datasets and others relevant
multilingual translation models trained on the Tatoeba Translation Challenge dataset (from OPUS) and a massively multilingual Bible corpus
-
Helsinki-NLP/opus-mt-tc-bible-big-aav-fra_ita_por_spa
Translation • 0.2B • Updated • 30 • 2 -
Helsinki-NLP/opus-mt-tc-bible-big-afa-en
Translation • 0.2B • Updated • 53 • 1 -
Helsinki-NLP/opus-mt-tc-bible-big-afa-deu_eng_nld
Translation • 0.2B • Updated • 29 • 2 -
Helsinki-NLP/opus-mt-tc-bible-big-afa-deu_eng_fra_por_spa
Translation • 0.2B • Updated • 96
Open Parallel Corpus
MaLA-LM: Massive Language Adaptation of Large Language Models