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Open Source Model Profile · Helsinki-NLP

opus-mt-en-ml

opus-mt-en-ml is an English-to-Malayalam machine-translation model from Helsinki-NLP. According to the model card, it uses a transformer-align model with SentencePiece preprocessing and reports Tatoeba BLEU 19.1.

Publisher
Helsinki-NLP
Task
translation
Model type
marian
License
apache-2.0
Library
transformers
Publication status
Accepted · not indexed

Model overview

opus-mt-en-ml is published by Helsinki-NLP for translation from English (en) to Malayalam (ml). The captured configuration identifies MarianMTModel with model type marian and Transformers library support. According to the model card, the model is a transformer-align model trained on opus+bt+bt data with normalization and SentencePiece preprocessing.

Recorded capabilities

English-to-Malayalam pair

Hub tags record en and ml language support, and the model card lists English source and Malayalam target languages.

MarianMT with SentencePiece

The captured configuration identifies MarianMTModel with model type marian, and the model card documents transformer-align training with normalization and SentencePiece preprocessing.

Reported Tatoeba scores

According to the model card, the model reports BLEU 19.1 and chr-F 0.536 on the Tatoeba.en.ml test set.

Use cases in the source record

  • English-to-Malayalam translation within Transformers text2text-generation workflows.

Limitations and unknowns

  • No parameter count was extracted from this record.
  • No context-window value was extracted from this record.
  • Benchmark figures are publisher-reported test-set scores and were not independently verified by Ethen.
  • Provider state is historical snapshot data and should be refreshed before being presented as current.

Source and provenance

Source: Helsinki-NLP/opus-mt-en-ml

Captured: Unknown. Processed: 2026-09-07T19:34:31.291311+00:00.

opus-mt-en-ml source languages: en target languages: ml OPUS readme: en-ml dataset: opus+bt+bt model: transformer-align pre-processing: normalization + SentencePiece download original weights: opus+bt+bt-2020-04-28.zip test set translations: opus+bt+bt-2020-04-28.test.txt test set scores: opus+bt+bt-2020-04-28.eval.txt Benchmarks testset BLEU chr-F Tatoeba.en.ml 19.1 0.536

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