---
tags:
- translation
license: apache-2.0
---

### opus-mt-en-cs

* source languages: en
* target languages: cs
*  OPUS readme: [en-cs](https://github.com/Helsinki-NLP/OPUS-MT-train/blob/master/models/en-cs/README.md)

*  dataset: opus
* model: transformer-align
* pre-processing: normalization + SentencePiece
* download original weights: [opus-2019-12-18.zip](https://object.pouta.csc.fi/OPUS-MT-models/en-cs/opus-2019-12-18.zip)
* test set translations: [opus-2019-12-18.test.txt](https://object.pouta.csc.fi/OPUS-MT-models/en-cs/opus-2019-12-18.test.txt)
* test set scores: [opus-2019-12-18.eval.txt](https://object.pouta.csc.fi/OPUS-MT-models/en-cs/opus-2019-12-18.eval.txt)

## Benchmarks

| testset               | BLEU  | chr-F |
|-----------------------|-------|-------|
| newssyscomb2009.en.cs 	| 22.8 	| 0.507 |
| news-test2008.en.cs 	| 20.7 	| 0.485 |
| newstest2009.en.cs 	| 21.8 	| 0.500 |
| newstest2010.en.cs 	| 22.1 	| 0.505 |
| newstest2011.en.cs 	| 23.2 	| 0.507 |
| newstest2012.en.cs 	| 20.8 	| 0.482 |
| newstest2013.en.cs 	| 24.7 	| 0.514 |
| newstest2015-encs.en.cs 	| 24.9 	| 0.527 |
| newstest2016-encs.en.cs 	| 26.7 	| 0.540 |
| newstest2017-encs.en.cs 	| 22.7 	| 0.503 |
| newstest2018-encs.en.cs 	| 22.9 	| 0.504 |
| newstest2019-encs.en.cs 	| 24.9 	| 0.518 |
| Tatoeba.en.cs 	| 46.1 	| 0.647 |