# Machine Translation on WMT19 English-German (En-De) (test)

Source: [Machine Translation on WMT19 English-German (En-De) (test)](<https://www.sota2.com/research/sota/machine-translation-on-wmt19-english-german-en-de-test>)

Collection index: [llms.txt](<https://www.sota2.com/research/llms.txt>)

Data updated: 2026-02-26T05:37:04.383Z

Evaluation of Machine Translation performance on the WMT 2019 English-German test set, reporting metrics including BLEU, TER, METEOR, and BERTScore.

A research result applies to its stated dataset, split, metric and evaluation configuration. Compare like-for-like settings, preserve the metric's unit and direction, and distinguish paper-reported results from independent reproduction. The best result recorded here is not a claim of exhaustive, current global coverage.

| Scope | Recorded value |
| --- | --- |
| Task | Machine Translation |
| Dataset (including any stated split) | WMT19 English-German (En-De) (test) |
| Metric | BLEU |
| Unit | PERCENT |
| Direction | Higher is better |
| Results loaded | 19 of 19 |
| Coverage | All results currently returned for this benchmark |

Evaluation settings may differ between results. The original papers and recorded configurations are needed to establish comparability. A shared metric name alone does not establish an identical protocol.

## Metrics

- [BLEU](<https://www.sota2.com/research/sota/machine-translation-on-wmt19-english-german-en-de-test.md?metric=BLEU>): Higher is better; unit: PERCENT.

- [TER](<https://www.sota2.com/research/sota/machine-translation-on-wmt19-english-german-en-de-test.md?metric=TER>): Lower is better; unit: PERCENT.

- [METEOR](<https://www.sota2.com/research/sota/machine-translation-on-wmt19-english-german-en-de-test.md?metric=METEOR>): Higher is better; unit: PERCENT.

- [BERTScore](<https://www.sota2.com/research/sota/machine-translation-on-wmt19-english-german-en-de-test.md?metric=BERTScore>): Higher is better; unit: PERCENT.

- [DA-BERTScore](<https://www.sota2.com/research/sota/machine-translation-on-wmt19-english-german-en-de-test.md?metric=DA-BERTScore>): Higher is better; unit: PERCENT.

- [Human Evaluation Score](<https://www.sota2.com/research/sota/machine-translation-on-wmt19-english-german-en-de-test.md?metric=Human%20Evaluation%20Score>): Higher is better; unit: PERCENT.

- [HUP Score](<https://www.sota2.com/research/sota/machine-translation-on-wmt19-english-german-en-de-test.md?metric=HUP%20Score>): Higher is better; unit: SCALAR.

- [Average Score](<https://www.sota2.com/research/sota/machine-translation-on-wmt19-english-german-en-de-test.md?metric=Average%20Score>): Higher is better; unit: PERCENT.

- [Delta](<https://www.sota2.com/research/sota/machine-translation-on-wmt19-english-german-en-de-test.md?metric=Delta>): Higher is better; unit: SCALAR.

## Recorded results

| Method | BLEU | Result date | Report paper |
| --- | --- | --- | --- |
| MSRA.6926 | 46.03 | Not recorded | 68fa6a711e209131cea2820c |
| Microsoft.dl.6808 | 44.83 | Not recorded | 68fa6a711e209131cea2820c |
| Microsoft.sd.6974 | 44.77 | Not recorded | 68fa6a711e209131cea2820c |
| NEU.6763 | 44.6 | Not recorded | 68fa6a711e209131cea2820c |
| UCAM.6731 | 44.13 | Not recorded | 68fa6a711e209131cea2820c |
| Facebook.6862 | 43.64 | Not recorded | 68fa6a711e209131cea2820c |
| General + In-Domain Pre-training | 42.2 | Not recorded | 68fa6bfc1e209131cea316d3 |
| General + In-Domain Pre-training + Input Adaptation | 41.3 | Not recorded | 68fa6bfc1e209131cea316d3 |
| General | 40.8 | Not recorded | 68fa6bfc1e209131cea316d3 |
| General + Input Adaptation | 40.8 | Not recorded | 68fa6bfc1e209131cea316d3 |
| Baseline | 39.4 | Not recorded | 68fa6bfc1e209131cea316d3 |
| +Online ST | 28.5 | Not recorded | 68fa6c0e1e209131cea31c0b |
| +CBD | 28.3 | Not recorded | 68fa6c0e1e209131cea31c0b |
| +Online ST | 28.3 | Not recorded | 68fa6c0e1e209131cea31c0b |
| +CBD | 28.3 | Not recorded | 68fa6c0e1e209131cea31c0b |
| +Offline ST | 27.2 | Not recorded | 68fa6c0e1e209131cea31c0b |
| +Offline ST | 26.9 | Not recorded | 68fa6c0e1e209131cea31c0b |
| UNMT | 26.7 | Not recorded | 68fa6c0e1e209131cea31c0b |
| UNMT | 26.6 | Not recorded | 68fa6c0e1e209131cea31c0b |

### MSRA.6926

BLEU: 46.03. Result ID: 698e3487ffc3901de09ba75a.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6a711e209131cea2820c.md>)

Recorded evaluation configuration: {"System":"MSRA.6926"}. This record does not assert independent reproduction.

### Microsoft.dl.6808

BLEU: 44.83. Result ID: 698e3487ffc3901de09ba759.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6a711e209131cea2820c.md>)

Recorded evaluation configuration: {"System":"Microsoft.dl.6808"}. This record does not assert independent reproduction.

### Microsoft.sd.6974

BLEU: 44.77. Result ID: 698e3487ffc3901de09ba758.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6a711e209131cea2820c.md>)

Recorded evaluation configuration: {"System":"Microsoft.sd.6974"}. This record does not assert independent reproduction.

### NEU.6763

BLEU: 44.6. Result ID: 698e3487ffc3901de09ba75c.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6a711e209131cea2820c.md>)

Recorded evaluation configuration: {"System":"NEU.6763"}. This record does not assert independent reproduction.

### UCAM.6731

BLEU: 44.13. Result ID: 698e3487ffc3901de09ba75b.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6a711e209131cea2820c.md>)

Recorded evaluation configuration: {"System":"UCAM.6731"}. This record does not assert independent reproduction.

### Facebook.6862

BLEU: 43.64. Result ID: 698e3487ffc3901de09ba757.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6a711e209131cea2820c.md>)

Recorded evaluation configuration: {"System":"Facebook.6862"}. This record does not assert independent reproduction.

### General + In-Domain Pre-training

BLEU: 42.2. Result ID: 698eb30cffc3901de09fe693.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6bfc1e209131cea316d3.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6bfc1e209131cea316d3.md>)

[Implementation](<https://github.com/pytorch/fairseq/tree/main/examples/mbart>)

Recorded evaluation configuration: {"Input Adaptation":false,"In-Domain Pre-training":true}. This record does not assert independent reproduction.

### General + In-Domain Pre-training + Input Adaptation

BLEU: 41.3. Result ID: 698eb30cffc3901de09fe694.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6bfc1e209131cea316d3.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6bfc1e209131cea316d3.md>)

[Implementation](<https://github.com/pytorch/fairseq/tree/main/examples/mbart>)

Recorded evaluation configuration: {"Input Adaptation":true,"In-Domain Pre-training":true}. This record does not assert independent reproduction.

### General

BLEU: 40.8. Result ID: 698eb30cffc3901de09fe691.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6bfc1e209131cea316d3.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa66eb1e209131cea132db.md>)

Recorded evaluation configuration: {"Pre-training":"General Domain (mBART25)"}. This record does not assert independent reproduction.

### General + Input Adaptation

BLEU: 40.8. Result ID: 698eb30cffc3901de09fe692.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6bfc1e209131cea316d3.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6bfc1e209131cea316d3.md>)

[Implementation](<https://github.com/pytorch/fairseq/tree/main/examples/mbart>)

Recorded evaluation configuration: {"Input Adaptation":true,"In-Domain Pre-training":false}. This record does not assert independent reproduction.

### Baseline

BLEU: 39.4. Result ID: 698eb30cffc3901de09fe690.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6bfc1e209131cea316d3.md>)

Recorded evaluation configuration: {"description":"Standard Transformer model without pre-training"}. This record does not assert independent reproduction.

### +Online ST

BLEU: 28.5. Result ID: 698ec020ffc3901de0a0b2e7.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6c0e1e209131cea31c0b.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6c0e1e209131cea31c0b.md>)

[Implementation](<https://github.com/zwhe99/SelfTraining4UNMT>)

Recorded evaluation configuration: {"Backbone":"MASS","Training Cost":"×1.1"}. This record does not assert independent reproduction.

### +CBD

BLEU: 28.3. Result ID: 698ec020ffc3901de0a0b2e2.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6c0e1e209131cea31c0b.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6a071e209131cea258f5.md>)

Recorded evaluation configuration: {"Backbone":"XLM","Training Cost":"×7.3"}. This record does not assert independent reproduction.

### +Online ST

BLEU: 28.3. Result ID: 698ec020ffc3901de0a0b2e3.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6c0e1e209131cea31c0b.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6c0e1e209131cea31c0b.md>)

[Implementation](<https://github.com/zwhe99/SelfTraining4UNMT>)

Recorded evaluation configuration: {"Backbone":"XLM","Training Cost":"×1.2"}. This record does not assert independent reproduction.

### +CBD

BLEU: 28.3. Result ID: 698ec020ffc3901de0a0b2e6.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6c0e1e209131cea31c0b.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6a071e209131cea258f5.md>)

Recorded evaluation configuration: {"Backbone":"MASS","Training Cost":"×7.3"}. This record does not assert independent reproduction.

### +Offline ST

BLEU: 27.2. Result ID: 698ec020ffc3901de0a0b2e5.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6c0e1e209131cea31c0b.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6a061e209131cea258eb.md>)

Recorded evaluation configuration: {"Backbone":"MASS","Training Cost":"×1.8"}. This record does not assert independent reproduction.

### +Offline ST

BLEU: 26.9. Result ID: 698ec020ffc3901de0a0b2e1.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6c0e1e209131cea31c0b.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6a061e209131cea258eb.md>)

Recorded evaluation configuration: {"Backbone":"XLM","Training Cost":"×1.8"}. This record does not assert independent reproduction.

### UNMT

BLEU: 26.7. Result ID: 698ec020ffc3901de0a0b2e4.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6c0e1e209131cea31c0b.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa64481e209131cea03aed.md>)

Recorded evaluation configuration: {"Backbone":"MASS","Training Cost":"1.0"}. This record does not assert independent reproduction.

### UNMT

BLEU: 26.6. Result ID: 698ec020ffc3901de0a0b2e0.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6c0e1e209131cea31c0b.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa64481e209131cea03aed.md>)

Recorded evaluation configuration: {"Backbone":"XLM","Training Cost":"1.0"}. This record does not assert independent reproduction.

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