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Japanese to Vietnamese translation model translate-ja-vi

Open machine translation from Japanese into Vietnamese, published by Windstorm Labs on Hugging Face.

Task
Translation: Japanese → Vietnamese
Languages
Japanese ja, Vietnamese vi
Lineage
OPUS-MT
Format
transformers (Marian), safetensors
Hugging Face
WindyTranslate/translate-ja-vi
Last updated on HF
2026-08-01

Quality

BenchmarkchrF++BLEUBandMeasured
FLORES-200 dev, 48 sentences28.1710.02Limited2026-08-04

A screening score on 48 sentences, not a publication result. Bands: Excellent ≥ 60, Good 45–60, Usable 30–45, Limited 15–30, Not recommended < 15. Method and caveats.

Recorded output (sentence 1, first 110 characters)

Source
月曜日にスタンフォード大学医学部の科学者たちは、細胞を種類別に分類できる新しい診断ツールを発明したと発表しました。それは標準的なインクジェットプリンタで印刷して製造できる小型チップであり、原価は1枚あたり1円ほどす。…
Reference
Vào hôm thứ Hai, các nhà khoa học thuộc Trường Y Đại học Stanford đã công bố phát minh một dụng cụ chẩn đoán m…
This model
Vào thứ Hai, các nhà khoa học của trường Đại học Stanford đã thông báo rằng các tế bào đã phát minh ra một côn

How to run

Shell
pip install transformers sentencepiece torch
Python
from transformers import AutoTokenizer, AutoModelForSeq2SeqLM

repo = "WindyTranslate/translate-ja-vi"
tok = AutoTokenizer.from_pretrained(repo)
model = AutoModelForSeq2SeqLM.from_pretrained(repo)

batch = tok(["<Japanese text>"], return_tensors="pt", padding=True)
print(tok.batch_decode(model.generate(**batch), skip_special_tokens=True)[0])

Tested: Pattern run on 2026-10-01 against WindyTranslate/translate-tc-big-en-fr with transformers 4.57.6 and 5.18.0 on CPU ("Où se trouve la gare ?"); multi-target token prefix run against translate-tc-bible-big-mul-deu_eng_nld. Not run on every model individually.

Licence and attribution

Licence
Apache-2.0
Upstream
Helsinki-NLP/opus-mt-ja-vi
Upstream licence
Apache-2.0
Attribution
Based on OPUS-MT model Helsinki-NLP/opus-mt-ja-vi by Helsinki-NLP (Language Technology Research Group, University of Helsinki). Licensed Apache-2.0.

Copy this into your NOTICE file (or equivalent) when you ship the model:

NOTICE
This product uses the model WindyTranslate/translate-ja-vi
(https://huggingface.co/WindyTranslate/translate-ja-vi), published by Windstorm Labs (https://windstormlabs.com).
Based on OPUS-MT model Helsinki-NLP/opus-mt-ja-vi by Helsinki-NLP (Language Technology Research Group, University of Helsinki). Licensed Apache-2.0.
Windstorm Labs modified the upstream weights; the model card describes what was changed.
Licensed under the Apache License, Version 2.0: https://www.apache.org/licenses/LICENSE-2.0

This is a convenience, not legal advice. See Licensing.

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