readme: ---
  language: 
  - mt
  - ar
  - he
  - ti
  - am
  - sem
  
  tags:
  - translation
  
  license: apache-2.0
  ---
  
  ### sem-sem
  
  * source group: Semitic languages 
  * target group: Semitic languages 
  *  OPUS readme: [sem-sem](https://github.com/Helsinki-NLP/Tatoeba-Challenge/tree/master/models/sem-sem/README.md)
  
  *  model: transformer
  * source language(s): apc ara arq arz heb mlt
  * target language(s): apc ara arq arz heb mlt
  * 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/sem-sem/opus-2020-07-27.zip)
  * test set translations: [opus-2020-07-27.test.txt](https://object.pouta.csc.fi/Tatoeba-MT-models/sem-sem/opus-2020-07-27.test.txt)
  * test set scores: [opus-2020-07-27.eval.txt](https://object.pouta.csc.fi/Tatoeba-MT-models/sem-sem/opus-2020-07-27.eval.txt)
  
  ## Benchmarks
  
  | testset               | BLEU  | chr-F |
  |-----------------------|-------|-------|
  | Tatoeba-test.ara-ara.ara.ara 	| 4.2 	| 0.200 |
  | Tatoeba-test.ara-heb.ara.heb 	| 34.0 	| 0.542 |
  | Tatoeba-test.ara-mlt.ara.mlt 	| 16.6 	| 0.513 |
  | Tatoeba-test.heb-ara.heb.ara 	| 18.8 	| 0.477 |
  | Tatoeba-test.mlt-ara.mlt.ara 	| 20.7 	| 0.388 |
  | Tatoeba-test.multi.multi 	| 27.1 	| 0.507 |
  
  
  ### System Info: 
  - hf_name: sem-sem
  
  - source_languages: sem
  
  - target_languages: sem
  
  - opus_readme_url: https://github.com/Helsinki-NLP/Tatoeba-Challenge/tree/master/models/sem-sem/README.md
  
  - original_repo: Tatoeba-Challenge
  
  - tags: ['translation']
  
  - languages: ['mt', 'ar', 'he', 'ti', 'am', 'sem']
  
  - src_constituents: {'apc', 'mlt', 'arz', 'ara', 'heb', 'tir', 'arq', 'afb', 'amh', 'acm', 'ary'}
  
  - tgt_constituents: {'apc', 'mlt', 'arz', 'ara', 'heb', 'tir', 'arq', 'afb', 'amh', 'acm', 'ary'}
  
  - src_multilingual: True
  
  - tgt_multilingual: True
  
  - prepro:  normalization + SentencePiece (spm32k,spm32k)
  
  - url_model: https://object.pouta.csc.fi/Tatoeba-MT-models/sem-sem/opus-2020-07-27.zip
  
  - url_test_set: https://object.pouta.csc.fi/Tatoeba-MT-models/sem-sem/opus-2020-07-27.test.txt
  
  - src_alpha3: sem
  
  - tgt_alpha3: sem
  
  - short_pair: sem-sem
  
  - chrF2_score: 0.507
  
  - bleu: 27.1
  
  - brevity_penalty: 0.972
  
  - ref_len: 13472.0
  
  - src_name: Semitic languages
  
  - tgt_name: Semitic languages
  
  - train_date: 2020-07-27
  
  - src_alpha2: sem
  
  - tgt_alpha2: sem
  
  - prefer_old: False
  
  - long_pair: sem-sem
  
  - helsinki_git_sha: 480fcbe0ee1bf4774bcbe6226ad9f58e63f6c535
  
  - transformers_git_sha: 2207e5d8cb224e954a7cba69fa4ac2309e9ff30b
  
  - port_machine: brutasse
  
  - port_time: 2020-08-21-14:41