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Helsinki-NLP/opus-mt-tc-big-cat_oci_spa-en

sourceHugging Facecc-by-4.0updated 3y agoView on Hugging Face
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opus-mt-tc-big-catocispa-en

Neural machine translation model for translating from Catalan, Occitan and Spanish (cat+oci+spa) to English (en).

This model is part of the OPUS-MT project, an effort to make neural machine translation models widely available and accessible for many languages in the world. All models are originally trained using the amazing framework of Marian NMT, an efficient NMT implementation written in pure C++. The models have been converted to pyTorch using the transformers library by huggingface. Training data is taken from OPUS and training pipelines use the procedures of OPUS-MT-train.

@inproceedings{tiedemann-thottingal-2020-opus,
    title = "{OPUS}-{MT} {--} Building open translation services for the World",
    author = {Tiedemann, J{\"o}rg  and Thottingal, Santhosh},
    booktitle = "Proceedings of the 22nd Annual Conference of the European Association for Machine Translation",
    month = nov,
    year = "2020",
    address = "Lisboa, Portugal",
    publisher = "European Association for Machine Translation",
    url = "https://aclanthology.org/2020.eamt-1.61",
    pages = "479--480",
}

@inproceedings{tiedemann-2020-tatoeba,
    title = "The Tatoeba Translation Challenge {--} Realistic Data Sets for Low Resource and Multilingual {MT}",
    author = {Tiedemann, J{\"o}rg},
    booktitle = "Proceedings of the Fifth Conference on Machine Translation",
    month = nov,
    year = "2020",
    address = "Online",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/2020.wmt-1.139",
    pages = "1174--1182",
}

Model info

Usage

A short example code:

python
from transformers import MarianMTModel, MarianTokenizer

src_text = [
    "¿Puedo hacerte una pregunta?",
    "Toca algo de música."
]

model_name = "pytorch-models/opus-mt-tc-big-cat_oci_spa-en"
tokenizer = MarianTokenizer.from_pretrained(model_name)
model = MarianMTModel.from_pretrained(model_name)
translated = model.generate(**tokenizer(src_text, return_tensors="pt", padding=True))

for t in translated:
    print( tokenizer.decode(t, skip_special_tokens=True) )

# expected output:
#     Can I ask you a question?
#     He plays some music.

You can also use OPUS-MT models with the transformers pipelines, for example:

python
from transformers import pipeline
pipe = pipeline("translation", model="Helsinki-NLP/opus-mt-tc-big-cat_oci_spa-en")
print(pipe("¿Puedo hacerte una pregunta?"))

# expected output: Can I ask you a question?

Benchmarks

langpairtestsetchr-FBLEU#sent#words
cat-engtatoeba-test-v2021-08-070.7201957.3163112627
spa-engtatoeba-test-v2021-08-070.7601762.316583138123
cat-engflores101-devtest0.6957245.4101224721
oci-engflores101-devtest0.6334737.5101224721
spa-engflores101-devtest0.5969629.9101224721
spa-engnewssyscomb20090.5710430.850211818
spa-engnews-test20080.5544027.9205149380
spa-engnewstest20090.5715330.2252565399
spa-engnewstest20100.6189036.8248961711
spa-engnewstest20110.6027834.7300374681
spa-engnewstest20120.6276038.6300372812
spa-engnewstest20130.6099435.3300064505
spa-engtico19-test0.7403351.8210056315

Acknowledgements

The work is supported by the European Language Grid as pilot project 2866, by the FoTran project, funded by the European Research Council (ERC) under the European Union’s Horizon 2020 research and innovation programme (grant agreement No 771113), and the MeMAD project, funded by the European Union’s Horizon 2020 Research and Innovation Programme under grant agreement No 780069. We are also grateful for the generous computational resources and IT infrastructure provided by CSC -- IT Center for Science, Finland.

Model conversion info

  • —transformers version: 4.16.2
  • —OPUS-MT git hash: 3405783
  • —port time: Wed Apr 13 18:30:38 EEST 2022
  • —port machine: LM0-400-22516.local