| Pre-training . | Fine-tuning . | |||
|---|---|---|---|---|
| Model . | Data . | En → Ro . | Ro → En . | +BT . |
| Random | None | 34.3 | 34.0 | 36.8 |
| XLM (2019) | En Ro | – | 35.6 | 38.5 |
| MASS (2019) | En Ro | – | – | 39.1 |
| BART (2019) | En | – | – | 38.0 |
| XLM-R (2019) | CC100 | 35.6 | 35.8 | – |
| BART-En | En | 36.0 | 35.8 | 37.4 |
| BART-Ro | Ro | 37.6 | 36.8 | 38.1 |
| mBART02 | En Ro | 38.5 | 38.5 | 39.9 |
| mBART25 | CC25 | 37.7 | 37.8 | 38.8 |
| Pre-training . | Fine-tuning . | |||
|---|---|---|---|---|
| Model . | Data . | En → Ro . | Ro → En . | +BT . |
| Random | None | 34.3 | 34.0 | 36.8 |
| XLM (2019) | En Ro | – | 35.6 | 38.5 |
| MASS (2019) | En Ro | – | – | 39.1 |
| BART (2019) | En | – | – | 38.0 |
| XLM-R (2019) | CC100 | 35.6 | 35.8 | – |
| BART-En | En | 36.0 | 35.8 | 37.4 |
| BART-Ro | Ro | 37.6 | 36.8 | 38.1 |
| mBART02 | En Ro | 38.5 | 38.5 | 39.9 |
| mBART25 | CC25 | 37.7 | 37.8 | 38.8 |