readme: ---
  language: 
  - lt
  - lv
  - bat
  - en
  
  tags:
  - translation
  
  license: apache-2.0
  ---
  
  ### bat-eng
  
  * source group: Baltic languages 
  * target group: English 
  *  OPUS readme: [bat-eng](https://github.com/Helsinki-NLP/Tatoeba-Challenge/tree/master/models/bat-eng/README.md)
  
  *  model: transformer
  * source language(s): lav lit ltg prg_Latn sgs
  * target language(s): eng
  * model: transformer
  * pre-processing: normalization + SentencePiece (spm32k,spm32k)
  * download original weights: [opus2m-2020-07-31.zip](https://object.pouta.csc.fi/Tatoeba-MT-models/bat-eng/opus2m-2020-07-31.zip)
  * test set translations: [opus2m-2020-07-31.test.txt](https://object.pouta.csc.fi/Tatoeba-MT-models/bat-eng/opus2m-2020-07-31.test.txt)
  * test set scores: [opus2m-2020-07-31.eval.txt](https://object.pouta.csc.fi/Tatoeba-MT-models/bat-eng/opus2m-2020-07-31.eval.txt)
  
  ## Benchmarks
  
  | testset               | BLEU  | chr-F |
  |-----------------------|-------|-------|
  | newsdev2017-enlv-laveng.lav.eng 	| 27.5 	| 0.566 |
  | newsdev2019-enlt-liteng.lit.eng 	| 27.8 	| 0.557 |
  | newstest2017-enlv-laveng.lav.eng 	| 21.1 	| 0.512 |
  | newstest2019-lten-liteng.lit.eng 	| 30.2 	| 0.592 |
  | Tatoeba-test.lav-eng.lav.eng 	| 51.5 	| 0.687 |
  | Tatoeba-test.lit-eng.lit.eng 	| 55.1 	| 0.703 |
  | Tatoeba-test.multi.eng 	| 50.6 	| 0.662 |
  | Tatoeba-test.prg-eng.prg.eng 	| 1.0 	| 0.159 |
  | Tatoeba-test.sgs-eng.sgs.eng 	| 16.5 	| 0.265 |
  
  
  ### System Info: 
  - hf_name: bat-eng
  
  - source_languages: bat
  
  - target_languages: eng
  
  - opus_readme_url: https://github.com/Helsinki-NLP/Tatoeba-Challenge/tree/master/models/bat-eng/README.md
  
  - original_repo: Tatoeba-Challenge
  
  - tags: ['translation']
  
  - languages: ['lt', 'lv', 'bat', 'en']
  
  - src_constituents: {'lit', 'lav', 'prg_Latn', 'ltg', 'sgs'}
  
  - tgt_constituents: {'eng'}
  
  - src_multilingual: True
  
  - tgt_multilingual: False
  
  - prepro:  normalization + SentencePiece (spm32k,spm32k)
  
  - url_model: https://object.pouta.csc.fi/Tatoeba-MT-models/bat-eng/opus2m-2020-07-31.zip
  
  - url_test_set: https://object.pouta.csc.fi/Tatoeba-MT-models/bat-eng/opus2m-2020-07-31.test.txt
  
  - src_alpha3: bat
  
  - tgt_alpha3: eng
  
  - short_pair: bat-en
  
  - chrF2_score: 0.662
  
  - bleu: 50.6
  
  - brevity_penalty: 0.9890000000000001
  
  - ref_len: 30772.0
  
  - src_name: Baltic languages
  
  - tgt_name: English
  
  - train_date: 2020-07-31
  
  - src_alpha2: bat
  
  - tgt_alpha2: en
  
  - prefer_old: False
  
  - long_pair: bat-eng
  
  - helsinki_git_sha: 480fcbe0ee1bf4774bcbe6226ad9f58e63f6c535
  
  - transformers_git_sha: 2207e5d8cb224e954a7cba69fa4ac2309e9ff30b
  
  - port_machine: brutasse
  
  - port_time: 2020-08-21-14:41