readme: ---
  language: 
  - en
  - ta
  - kn
  - ml
  - te
  - dra
  
  tags:
  - translation
  
  license: apache-2.0
  ---
  
  ### eng-dra
  
  * source group: English 
  * target group: Dravidian languages 
  *  OPUS readme: [eng-dra](https://github.com/Helsinki-NLP/Tatoeba-Challenge/tree/master/models/eng-dra/README.md)
  
  *  model: transformer
  * source language(s): eng
  * target language(s): kan mal tam tel
  * 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-dra/opus-2020-07-26.zip)
  * test set translations: [opus-2020-07-26.test.txt](https://object.pouta.csc.fi/Tatoeba-MT-models/eng-dra/opus-2020-07-26.test.txt)
  * test set scores: [opus-2020-07-26.eval.txt](https://object.pouta.csc.fi/Tatoeba-MT-models/eng-dra/opus-2020-07-26.eval.txt)
  
  ## Benchmarks
  
  | testset               | BLEU  | chr-F |
  |-----------------------|-------|-------|
  | Tatoeba-test.eng-kan.eng.kan 	| 4.7 	| 0.348 |
  | Tatoeba-test.eng-mal.eng.mal 	| 13.1 	| 0.515 |
  | Tatoeba-test.eng.multi 	| 10.7 	| 0.463 |
  | Tatoeba-test.eng-tam.eng.tam 	| 9.0 	| 0.444 |
  | Tatoeba-test.eng-tel.eng.tel 	| 7.1 	| 0.363 |
  
  
  ### System Info: 
  - hf_name: eng-dra
  
  - source_languages: eng
  
  - target_languages: dra
  
  - opus_readme_url: https://github.com/Helsinki-NLP/Tatoeba-Challenge/tree/master/models/eng-dra/README.md
  
  - original_repo: Tatoeba-Challenge
  
  - tags: ['translation']
  
  - languages: ['en', 'ta', 'kn', 'ml', 'te', 'dra']
  
  - src_constituents: {'eng'}
  
  - tgt_constituents: {'tam', 'kan', 'mal', 'tel'}
  
  - src_multilingual: False
  
  - tgt_multilingual: True
  
  - prepro:  normalization + SentencePiece (spm32k,spm32k)
  
  - url_model: https://object.pouta.csc.fi/Tatoeba-MT-models/eng-dra/opus-2020-07-26.zip
  
  - url_test_set: https://object.pouta.csc.fi/Tatoeba-MT-models/eng-dra/opus-2020-07-26.test.txt
  
  - src_alpha3: eng
  
  - tgt_alpha3: dra
  
  - short_pair: en-dra
  
  - chrF2_score: 0.46299999999999997
  
  - bleu: 10.7
  
  - brevity_penalty: 1.0
  
  - ref_len: 7928.0
  
  - src_name: English
  
  - tgt_name: Dravidian languages
  
  - train_date: 2020-07-26
  
  - src_alpha2: en
  
  - tgt_alpha2: dra
  
  - prefer_old: False
  
  - long_pair: eng-dra
  
  - helsinki_git_sha: 480fcbe0ee1bf4774bcbe6226ad9f58e63f6c535
  
  - transformers_git_sha: 2207e5d8cb224e954a7cba69fa4ac2309e9ff30b
  
  - port_machine: brutasse
  
  - port_time: 2020-08-21-14:41