readme: ---
  language: 
  - en
  - mt
  - ar
  - he
  - ti
  - am
  - sem
  
  tags:
  - translation
  
  license: apache-2.0
  ---
  
  ### eng-sem
  
  * source group: English 
  * target group: Semitic languages 
  *  OPUS readme: [eng-sem](https://github.com/Helsinki-NLP/Tatoeba-Challenge/tree/master/models/eng-sem/README.md)
  
  *  model: transformer
  * source language(s): eng
  * target language(s): acm afb amh apc ara arq ary arz heb mlt tir
  * 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: [opus2m-2020-08-01.zip](https://object.pouta.csc.fi/Tatoeba-MT-models/eng-sem/opus2m-2020-08-01.zip)
  * test set translations: [opus2m-2020-08-01.test.txt](https://object.pouta.csc.fi/Tatoeba-MT-models/eng-sem/opus2m-2020-08-01.test.txt)
  * test set scores: [opus2m-2020-08-01.eval.txt](https://object.pouta.csc.fi/Tatoeba-MT-models/eng-sem/opus2m-2020-08-01.eval.txt)
  
  ## Benchmarks
  
  | testset               | BLEU  | chr-F |
  |-----------------------|-------|-------|
  | Tatoeba-test.eng-amh.eng.amh 	| 11.2 	| 0.480 |
  | Tatoeba-test.eng-ara.eng.ara 	| 12.7 	| 0.417 |
  | Tatoeba-test.eng-heb.eng.heb 	| 33.8 	| 0.564 |
  | Tatoeba-test.eng-mlt.eng.mlt 	| 18.7 	| 0.554 |
  | Tatoeba-test.eng.multi 	| 23.5 	| 0.486 |
  | Tatoeba-test.eng-tir.eng.tir 	| 2.7 	| 0.248 |
  
  
  ### System Info: 
  - hf_name: eng-sem
  
  - source_languages: eng
  
  - target_languages: sem
  
  - opus_readme_url: https://github.com/Helsinki-NLP/Tatoeba-Challenge/tree/master/models/eng-sem/README.md
  
  - original_repo: Tatoeba-Challenge
  
  - tags: ['translation']
  
  - languages: ['en', 'mt', 'ar', 'he', 'ti', 'am', 'sem']
  
  - src_constituents: {'eng'}
  
  - tgt_constituents: {'apc', 'mlt', 'arz', 'ara', 'heb', 'tir', 'arq', 'afb', 'amh', 'acm', 'ary'}
  
  - src_multilingual: False
  
  - tgt_multilingual: True
  
  - prepro:  normalization + SentencePiece (spm32k,spm32k)
  
  - url_model: https://object.pouta.csc.fi/Tatoeba-MT-models/eng-sem/opus2m-2020-08-01.zip
  
  - url_test_set: https://object.pouta.csc.fi/Tatoeba-MT-models/eng-sem/opus2m-2020-08-01.test.txt
  
  - src_alpha3: eng
  
  - tgt_alpha3: sem
  
  - short_pair: en-sem
  
  - chrF2_score: 0.486
  
  - bleu: 23.5
  
  - brevity_penalty: 1.0
  
  - ref_len: 59258.0
  
  - src_name: English
  
  - tgt_name: Semitic languages
  
  - train_date: 2020-08-01
  
  - src_alpha2: en
  
  - tgt_alpha2: sem
  
  - prefer_old: False
  
  - long_pair: eng-sem
  
  - helsinki_git_sha: 480fcbe0ee1bf4774bcbe6226ad9f58e63f6c535
  
  - transformers_git_sha: 2207e5d8cb224e954a7cba69fa4ac2309e9ff30b
  
  - port_machine: brutasse
  
  - port_time: 2020-08-21-14:41