readme: ---
  language: 
  - en
  - sn
  - zu
  - rw
  - lg
  - ts
  - ln
  - ny
  - xh
  - rn
  - bnt
  
  tags:
  - translation
  
  license: apache-2.0
  ---
  
  ### eng-bnt
  
  * source group: English 
  * target group: Bantu languages 
  *  OPUS readme: [eng-bnt](https://github.com/Helsinki-NLP/Tatoeba-Challenge/tree/master/models/eng-bnt/README.md)
  
  *  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](https://object.pouta.csc.fi/Tatoeba-MT-models/eng-bnt/opus-2020-07-26.zip)
  * test set translations: [opus-2020-07-26.test.txt](https://object.pouta.csc.fi/Tatoeba-MT-models/eng-bnt/opus-2020-07-26.test.txt)
  * test set scores: [opus-2020-07-26.eval.txt](https://object.pouta.csc.fi/Tatoeba-MT-models/eng-bnt/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