readme: ---
  language: 
  - pl
  - cs
  - zlw
  
  tags:
  - translation
  
  license: apache-2.0
  ---
  
  ### zlw-zlw
  
  * source group: West Slavic languages 
  * target group: West Slavic languages 
  *  OPUS readme: [zlw-zlw](https://github.com/Helsinki-NLP/Tatoeba-Challenge/tree/master/models/zlw-zlw/README.md)
  
  *  model: transformer
  * source language(s): ces dsb hsb pol
  * target language(s): ces dsb hsb pol
  * 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-2020-07-27.zip](https://object.pouta.csc.fi/Tatoeba-MT-models/zlw-zlw/opus-2020-07-27.zip)
  * test set translations: [opus-2020-07-27.test.txt](https://object.pouta.csc.fi/Tatoeba-MT-models/zlw-zlw/opus-2020-07-27.test.txt)
  * test set scores: [opus-2020-07-27.eval.txt](https://object.pouta.csc.fi/Tatoeba-MT-models/zlw-zlw/opus-2020-07-27.eval.txt)
  
  ## Benchmarks
  
  | testset               | BLEU  | chr-F |
  |-----------------------|-------|-------|
  | Tatoeba-test.ces-hsb.ces.hsb 	| 2.6 	| 0.167 |
  | Tatoeba-test.ces-pol.ces.pol 	| 44.0 	| 0.649 |
  | Tatoeba-test.dsb-pol.dsb.pol 	| 8.5 	| 0.250 |
  | Tatoeba-test.hsb-ces.hsb.ces 	| 9.6 	| 0.276 |
  | Tatoeba-test.multi.multi 	| 38.8 	| 0.580 |
  | Tatoeba-test.pol-ces.pol.ces 	| 43.4 	| 0.620 |
  | Tatoeba-test.pol-dsb.pol.dsb 	| 2.1 	| 0.159 |
  
  
  ### System Info: 
  - hf_name: zlw-zlw
  
  - source_languages: zlw
  
  - target_languages: zlw
  
  - opus_readme_url: https://github.com/Helsinki-NLP/Tatoeba-Challenge/tree/master/models/zlw-zlw/README.md
  
  - original_repo: Tatoeba-Challenge
  
  - tags: ['translation']
  
  - languages: ['pl', 'cs', 'zlw']
  
  - src_constituents: {'csb_Latn', 'dsb', 'hsb', 'pol', 'ces'}
  
  - tgt_constituents: {'csb_Latn', 'dsb', 'hsb', 'pol', 'ces'}
  
  - src_multilingual: True
  
  - tgt_multilingual: True
  
  - prepro:  normalization + SentencePiece (spm32k,spm32k)
  
  - url_model: https://object.pouta.csc.fi/Tatoeba-MT-models/zlw-zlw/opus-2020-07-27.zip
  
  - url_test_set: https://object.pouta.csc.fi/Tatoeba-MT-models/zlw-zlw/opus-2020-07-27.test.txt
  
  - src_alpha3: zlw
  
  - tgt_alpha3: zlw
  
  - short_pair: zlw-zlw
  
  - chrF2_score: 0.58
  
  - bleu: 38.8
  
  - brevity_penalty: 0.99
  
  - ref_len: 7792.0
  
  - src_name: West Slavic languages
  
  - tgt_name: West Slavic languages
  
  - train_date: 2020-07-27
  
  - src_alpha2: zlw
  
  - tgt_alpha2: zlw
  
  - prefer_old: False
  
  - long_pair: zlw-zlw
  
  - helsinki_git_sha: 480fcbe0ee1bf4774bcbe6226ad9f58e63f6c535
  
  - transformers_git_sha: 2207e5d8cb224e954a7cba69fa4ac2309e9ff30b
  
  - port_machine: brutasse
  
  - port_time: 2020-08-21-14:41