# Machine Translation Meta-evaluation on WMT EN-UK 2025

Source: [Machine Translation Meta-evaluation on WMT EN-UK 2025](<https://www.sota2.com/research/sota/machine-translation-meta-evaluation-on-wmt-en-uk-2025>)

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

Data updated: 2026-05-12T11:16:34.910Z

Evaluation of machine translation quality for the English-to-UK (EN-UK) language pair using meta-evaluation metrics (such as acc\*eq and SPA) on the WMT 2025 test set.

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 Meta-evaluation |
| Dataset (including any stated split) | WMT EN-UK 2025 |
| Metric | Acc\*Eq |
| Unit | SCALAR |
| Direction | Higher is better |
| Results loaded | 17 of 17 |
| 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

- [Acc\*Eq](<https://www.sota2.com/research/sota/machine-translation-meta-evaluation-on-wmt-en-uk-2025.md?metric=Acc*Eq>): Higher is better; unit: SCALAR.

- [SPA](<https://www.sota2.com/research/sota/machine-translation-meta-evaluation-on-wmt-en-uk-2025.md?metric=SPA>): Higher is better; unit: SCALAR.

## Recorded results

| Method | Acc\*Eq | Result date | Report paper |
| --- | --- | --- | --- |
| wmt22-comet-da | 0.572 | Not recorded | 6a02b45bdbc836b87d8249ca |
| MM (MLP) | 0.557 | Not recorded | 6a02b45bdbc836b87d8249ca |
| MM (MLP) | 0.556 | Not recorded | 6a02b45bdbc836b87d8249ca |
| DMM (GP) | 0.555 | Not recorded | 6a02b45bdbc836b87d8249ca |
| DMM (MLP) | 0.555 | Not recorded | 6a02b45bdbc836b87d8249ca |
| DMM (MLP) | 0.554 | Not recorded | 6a02b45bdbc836b87d8249ca |
| DMM (GP) | 0.551 | Not recorded | 6a02b45bdbc836b87d8249ca |
| MM (GP) | 0.548 | Not recorded | 6a02b45bdbc836b87d8249ca |
| DMM (CL) | 0.547 | Not recorded | 6a02b45bdbc836b87d8249ca |
| MM (GP) | 0.543 | Not recorded | 6a02b45bdbc836b87d8249ca |
| DMM (CL) | 0.543 | Not recorded | 6a02b45bdbc836b87d8249ca |
| Gemini-2.5-Pro | 0.517 | Not recorded | 6a02b45bdbc836b87d8249ca |
| MM (OLS) | 0.488 | Not recorded | 6a02b45bdbc836b87d8249ca |
| MM (OLS) | 0.472 | Not recorded | 6a02b45bdbc836b87d8249ca |
| DMM (OLS) | 0.467 | Not recorded | 6a02b45bdbc836b87d8249ca |
| DMM (OLS) | 0.464 | Not recorded | 6a02b45bdbc836b87d8249ca |
| gemba | 0.346 | Not recorded | 6a02b45bdbc836b87d8249ca |

### wmt22-comet-da

Acc\*Eq: 0.572. Result ID: 6a030c0347f34ce924e6c964.

[Reporting paper](<https://www.sota2.com/research/paper/6a02b45bdbc836b87d8249ca.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa688c1e209131cea1cdb6.md>)

Recorded evaluation configuration: Not recorded. This record does not assert independent reproduction.

### MM (MLP)

Acc\*Eq: 0.557. Result ID: 6a030c0347f34ce924e6c96b.

[Reporting paper](<https://www.sota2.com/research/paper/6a02b45bdbc836b87d8249ca.md>)

[Method origin paper](<https://www.sota2.com/research/paper/6a02b45bdbc836b87d8249ca.md>)

Recorded evaluation configuration: {"Pooling Strategy":"Language-Separate","Model Variant":"MM","Combiner":"MLP"}. This record does not assert independent reproduction.

### MM (MLP)

Acc\*Eq: 0.556. Result ID: 6a030c0347f34ce924e6c968.

[Reporting paper](<https://www.sota2.com/research/paper/6a02b45bdbc836b87d8249ca.md>)

[Method origin paper](<https://www.sota2.com/research/paper/6a02b45bdbc836b87d8249ca.md>)

Recorded evaluation configuration: {"Pooling Strategy":"Language-Pooled","Model Variant":"MM","Combiner":"MLP"}. This record does not assert independent reproduction.

### DMM (GP)

Acc\*Eq: 0.555. Result ID: 6a030c0347f34ce924e6c96c.

[Reporting paper](<https://www.sota2.com/research/paper/6a02b45bdbc836b87d8249ca.md>)

[Method origin paper](<https://www.sota2.com/research/paper/6a02b45bdbc836b87d8249ca.md>)

Recorded evaluation configuration: {"Pooling Strategy":"Language-Pooled","Model Variant":"DMM","Combiner":"GP","k":"6"}. This record does not assert independent reproduction.

### DMM (MLP)

Acc\*Eq: 0.555. Result ID: 6a030c0347f34ce924e6c972.

[Reporting paper](<https://www.sota2.com/research/paper/6a02b45bdbc836b87d8249ca.md>)

[Method origin paper](<https://www.sota2.com/research/paper/6a02b45bdbc836b87d8249ca.md>)

Recorded evaluation configuration: {"Pooling Strategy":"Language-Separate","Model Variant":"DMM","Combiner":"MLP","k":"6"}. This record does not assert independent reproduction.

### DMM (MLP)

Acc\*Eq: 0.554. Result ID: 6a030c0347f34ce924e6c96e.

[Reporting paper](<https://www.sota2.com/research/paper/6a02b45bdbc836b87d8249ca.md>)

[Method origin paper](<https://www.sota2.com/research/paper/6a02b45bdbc836b87d8249ca.md>)

Recorded evaluation configuration: {"Pooling Strategy":"Language-Pooled","Model Variant":"DMM","Combiner":"MLP","k":"6"}. This record does not assert independent reproduction.

### DMM (GP)

Acc\*Eq: 0.551. Result ID: 6a030c0347f34ce924e6c970.

[Reporting paper](<https://www.sota2.com/research/paper/6a02b45bdbc836b87d8249ca.md>)

[Method origin paper](<https://www.sota2.com/research/paper/6a02b45bdbc836b87d8249ca.md>)

Recorded evaluation configuration: {"Pooling Strategy":"Language-Separate","Model Variant":"DMM","Combiner":"GP","k":"6"}. This record does not assert independent reproduction.

### MM (GP)

Acc\*Eq: 0.548. Result ID: 6a030c0347f34ce924e6c969.

[Reporting paper](<https://www.sota2.com/research/paper/6a02b45bdbc836b87d8249ca.md>)

[Method origin paper](<https://www.sota2.com/research/paper/6a02b45bdbc836b87d8249ca.md>)

Recorded evaluation configuration: {"Pooling Strategy":"Language-Separate","Model Variant":"MM","Combiner":"GP"}. This record does not assert independent reproduction.

### DMM (CL)

Acc\*Eq: 0.547. Result ID: 6a030c0347f34ce924e6c96f.

[Reporting paper](<https://www.sota2.com/research/paper/6a02b45bdbc836b87d8249ca.md>)

[Method origin paper](<https://www.sota2.com/research/paper/6a02b45bdbc836b87d8249ca.md>)

Recorded evaluation configuration: {"Pooling Strategy":"Language-Pooled","Model Variant":"DMM","Combiner":"CL","k":"6"}. This record does not assert independent reproduction.

### MM (GP)

Acc\*Eq: 0.543. Result ID: 6a030c0347f34ce924e6c966.

[Reporting paper](<https://www.sota2.com/research/paper/6a02b45bdbc836b87d8249ca.md>)

[Method origin paper](<https://www.sota2.com/research/paper/6a02b45bdbc836b87d8249ca.md>)

Recorded evaluation configuration: {"Pooling Strategy":"Language-Pooled","Model Variant":"MM","Combiner":"GP"}. This record does not assert independent reproduction.

### DMM (CL)

Acc\*Eq: 0.543. Result ID: 6a030c0347f34ce924e6c973.

[Reporting paper](<https://www.sota2.com/research/paper/6a02b45bdbc836b87d8249ca.md>)

[Method origin paper](<https://www.sota2.com/research/paper/6a02b45bdbc836b87d8249ca.md>)

Recorded evaluation configuration: {"Pooling Strategy":"Language-Separate","Model Variant":"DMM","Combiner":"CL","k":"6"}. This record does not assert independent reproduction.

### Gemini-2.5-Pro

Acc\*Eq: 0.517. Result ID: 6a030c0347f34ce924e6c963.

[Reporting paper](<https://www.sota2.com/research/paper/6a02b45bdbc836b87d8249ca.md>)

Recorded evaluation configuration: Not recorded. This record does not assert independent reproduction.

### MM (OLS)

Acc\*Eq: 0.488. Result ID: 6a030c0347f34ce924e6c96a.

[Reporting paper](<https://www.sota2.com/research/paper/6a02b45bdbc836b87d8249ca.md>)

[Method origin paper](<https://www.sota2.com/research/paper/6a02b45bdbc836b87d8249ca.md>)

Recorded evaluation configuration: {"Pooling Strategy":"Language-Separate","Model Variant":"MM","Combiner":"OLS"}. This record does not assert independent reproduction.

### MM (OLS)

Acc\*Eq: 0.472. Result ID: 6a030c0347f34ce924e6c967.

[Reporting paper](<https://www.sota2.com/research/paper/6a02b45bdbc836b87d8249ca.md>)

[Method origin paper](<https://www.sota2.com/research/paper/6a02b45bdbc836b87d8249ca.md>)

Recorded evaluation configuration: {"Pooling Strategy":"Language-Pooled","Model Variant":"MM","Combiner":"OLS"}. This record does not assert independent reproduction.

### DMM (OLS)

Acc\*Eq: 0.467. Result ID: 6a030c0347f34ce924e6c971.

[Reporting paper](<https://www.sota2.com/research/paper/6a02b45bdbc836b87d8249ca.md>)

[Method origin paper](<https://www.sota2.com/research/paper/6a02b45bdbc836b87d8249ca.md>)

Recorded evaluation configuration: {"Pooling Strategy":"Language-Separate","Model Variant":"DMM","Combiner":"OLS","k":"6"}. This record does not assert independent reproduction.

### DMM (OLS)

Acc\*Eq: 0.464. Result ID: 6a030c0347f34ce924e6c96d.

[Reporting paper](<https://www.sota2.com/research/paper/6a02b45bdbc836b87d8249ca.md>)

[Method origin paper](<https://www.sota2.com/research/paper/6a02b45bdbc836b87d8249ca.md>)

Recorded evaluation configuration: {"Pooling Strategy":"Language-Pooled","Model Variant":"DMM","Combiner":"OLS","k":"6"}. This record does not assert independent reproduction.

### gemba

Acc\*Eq: 0.346. Result ID: 6a030c0347f34ce924e6c965.

[Reporting paper](<https://www.sota2.com/research/paper/6a02b45bdbc836b87d8249ca.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa70f31e209131cea4e572.md>)

Recorded evaluation configuration: Not recorded. This record does not assert independent reproduction.

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