Helsinki-NLP/opus-mt-en-bnt

eng-bnt

• source group: English

• target group: Bantu languages

• OPUS readme: eng-bnt

• model: transformer

• source language(s): eng

• target language(s): kin lin lug nya run sna swh toi_Latn tso umb xho zul

• model: transformer

• pre-processing: normalization + SentencePiece (spm32k,spm32k)

• a sentence initial language token is required in the form of >>id<< (id = valid target language ID)

• download original weights: opus-2020-07-26.zip

• test set translations: opus-2020-07-26.test.txt

• test set scores: opus-2020-07-26.eval.txt

Benchmarks

testset	BLEU	chr-F
Tatoeba-test.eng-kin.eng.kin	12.5	0.519
Tatoeba-test.eng-lin.eng.lin	1.1	0.277
Tatoeba-test.eng-lug.eng.lug	4.8	0.415
Tatoeba-test.eng.multi	12.1	0.449
Tatoeba-test.eng-nya.eng.nya	22.1	0.616
Tatoeba-test.eng-run.eng.run	13.2	0.492
Tatoeba-test.eng-sna.eng.sna	32.1	0.669
Tatoeba-test.eng-swa.eng.swa	1.7	0.180
Tatoeba-test.eng-toi.eng.toi	10.7	0.266
Tatoeba-test.eng-tso.eng.tso	26.9	0.631
Tatoeba-test.eng-umb.eng.umb	5.2	0.295
Tatoeba-test.eng-xho.eng.xho	22.6	0.615
Tatoeba-test.eng-zul.eng.zul	41.1	0.769

System Info:

• hf_name: eng-bnt

• source_languages: eng

• target_languages: bnt

• opus_readme_url: https://github.com/Helsinki-NLP/Tatoeba-Challenge/tree/master/models/eng-bnt/README.md

• original_repo: Tatoeba-Challenge

• tags: ['translation']

• languages: ['en', 'sn', 'zu', 'rw', 'lg', 'ts', 'ln', 'ny', 'xh', 'rn', 'bnt']

• src_constituents: {'eng'}

• tgt_constituents: {'sna', 'zul', 'kin', 'lug', 'tso', 'lin', 'nya', 'xho', 'swh', 'run', 'toi_Latn', 'umb'}

• src_multilingual: False

• tgt_multilingual: True

• prepro: normalization + SentencePiece (spm32k,spm32k)

• url_model: https://object.pouta.csc.fi/Tatoeba-MT-models/eng-bnt/opus-2020-07-26.zip

• url_test_set: https://object.pouta.csc.fi/Tatoeba-MT-models/eng-bnt/opus-2020-07-26.test.txt

• src_alpha3: eng

• tgt_alpha3: bnt

• short_pair: en-bnt

• chrF2_score: 0.449

• bleu: 12.1

• brevity_penalty: 1.0

• ref_len: 9989.0

• src_name: English

• tgt_name: Bantu languages

• train_date: 2020-07-26

• src_alpha2: en

• tgt_alpha2: bnt

• prefer_old: False

• long_pair: eng-bnt

• helsinki_git_sha: 480fcbe0ee1bf4774bcbe6226ad9f58e63f6c535

• transformers_git_sha: 2207e5d8cb224e954a7cba69fa4ac2309e9ff30b

• port_machine: brutasse

• port_time: 2020-08-21-14:41