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---
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: 6bdf998dffa70030e42f512a586f33a15e648edd
- port_machine: brutasse
- port_time: 2020-08-19-00:09 |