# Image Classification on MNIST (Certification and Rejection Metrics)

Source: [Image Classification on MNIST (Certification and Rejection Metrics)](<https://www.sota2.com/research/sota/image-classification-on-mnist-certification-and-rejection-metrics>)

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

Data updated: 2026-06-29T06:50:24.931Z

Evaluation of Image Classification performance on the MNIST dataset, reporting standard accuracy alongside certification, rejection, and radius metrics.

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 | Image Classification |
| Dataset (including any stated split) | MNIST |
| Metric | Accuracy |
| Unit | PERCENT |
| Direction | Higher is better |
| Results loaded | 15 of 15 |
| 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

- [Accuracy](<https://www.sota2.com/research/sota/image-classification-on-mnist-certification-and-rejection-metrics.md?metric=Accuracy>): Higher is better; unit: PERCENT.

- [Mean Radius](<https://www.sota2.com/research/sota/image-classification-on-mnist-certification-and-rejection-metrics.md?metric=Mean%20Radius>): Lower is better; unit: SCALAR.

- [Average Score (All)](<https://www.sota2.com/research/sota/image-classification-on-mnist-certification-and-rejection-metrics.md?metric=Average%20Score%20(All)>): Higher is better; unit: SCALAR.

- [Average Certified Score](<https://www.sota2.com/research/sota/image-classification-on-mnist-certification-and-rejection-metrics.md?metric=Average%20Certified%20Score>): Higher is better; unit: SCALAR.

- [Average Rejected Score](<https://www.sota2.com/research/sota/image-classification-on-mnist-certification-and-rejection-metrics.md?metric=Average%20Rejected%20Score>): Higher is better; unit: SCALAR.

## Recorded results

| Method | Accuracy | Result date | Report paper |
| --- | --- | --- | --- |
| KT | 99.2 | Not recorded | 6a41fc22206542251d7ccbdb |
| Global Champ | 99.2 | Not recorded | 6a41fc22206542251d7ccbdb |
| Specialist | 99.2 | Not recorded | 6a41fc22206542251d7ccbdb |
| Cohen-10k | 99.2 | Not recorded | 6a41fc22206542251d7ccbdb |
| Cohen-1k | 99.2 | Not recorded | 6a41fc22206542251d7ccbdb |
| Cohen-10k | 98.8 | Not recorded | 6a41fc22206542251d7ccbdb |
| Cohen-1k | 98.8 | Not recorded | 6a41fc22206542251d7ccbdb |
| KT | 98.4 | Not recorded | 6a41fc22206542251d7ccbdb |
| Global Champ | 98.4 | Not recorded | 6a41fc22206542251d7ccbdb |
| Specialist | 98.4 | Not recorded | 6a41fc22206542251d7ccbdb |
| Cohen-10k | 91.2 | Not recorded | 6a41fc22206542251d7ccbdb |
| Cohen-1k | 89.6 | Not recorded | 6a41fc22206542251d7ccbdb |
| KT | 89.2 | Not recorded | 6a41fc22206542251d7ccbdb |
| Specialist | 89.2 | Not recorded | 6a41fc22206542251d7ccbdb |
| Global Champ | 88.6 | Not recorded | 6a41fc22206542251d7ccbdb |

### KT

Accuracy: 99.2. Result ID: 6a4215a9fbc373592c86b7dc.

[Reporting paper](<https://www.sota2.com/research/paper/6a41fc22206542251d7ccbdb.md>)

[Method origin paper](<https://www.sota2.com/research/paper/6a41fc22206542251d7ccbdb.md>)

Recorded evaluation configuration: {"Sigma":"0.25"}. This record does not assert independent reproduction.

### Global Champ

Accuracy: 99.2. Result ID: 6a4215a9fbc373592c86b7dd.

[Reporting paper](<https://www.sota2.com/research/paper/6a41fc22206542251d7ccbdb.md>)

[Method origin paper](<https://www.sota2.com/research/paper/6a41fc22206542251d7ccbdb.md>)

Recorded evaluation configuration: {"Sigma":"0.25"}. This record does not assert independent reproduction.

### Specialist

Accuracy: 99.2. Result ID: 6a4215a9fbc373592c86b7de.

[Reporting paper](<https://www.sota2.com/research/paper/6a41fc22206542251d7ccbdb.md>)

[Method origin paper](<https://www.sota2.com/research/paper/6a41fc22206542251d7ccbdb.md>)

Recorded evaluation configuration: {"Sigma":"0.25"}. This record does not assert independent reproduction.

### Cohen-10k

Accuracy: 99.2. Result ID: 6a4215a9fbc373592c86b7df.

[Reporting paper](<https://www.sota2.com/research/paper/6a41fc22206542251d7ccbdb.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa65de1e209131cea0cf72.md>)

Recorded evaluation configuration: {"Sigma":"0.25"}. This record does not assert independent reproduction.

### Cohen-1k

Accuracy: 99.2. Result ID: 6a4215a9fbc373592c86b7e0.

[Reporting paper](<https://www.sota2.com/research/paper/6a41fc22206542251d7ccbdb.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa65de1e209131cea0cf72.md>)

Recorded evaluation configuration: {"Sigma":"0.25"}. This record does not assert independent reproduction.

### Cohen-10k

Accuracy: 98.8. Result ID: 6a4215a9fbc373592c86b7e4.

[Reporting paper](<https://www.sota2.com/research/paper/6a41fc22206542251d7ccbdb.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa65de1e209131cea0cf72.md>)

Recorded evaluation configuration: {"Sigma":"0.5"}. This record does not assert independent reproduction.

### Cohen-1k

Accuracy: 98.8. Result ID: 6a4215a9fbc373592c86b7e5.

[Reporting paper](<https://www.sota2.com/research/paper/6a41fc22206542251d7ccbdb.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa65de1e209131cea0cf72.md>)

Recorded evaluation configuration: {"Sigma":"0.5"}. This record does not assert independent reproduction.

### KT

Accuracy: 98.4. Result ID: 6a4215a9fbc373592c86b7e1.

[Reporting paper](<https://www.sota2.com/research/paper/6a41fc22206542251d7ccbdb.md>)

[Method origin paper](<https://www.sota2.com/research/paper/6a41fc22206542251d7ccbdb.md>)

Recorded evaluation configuration: {"Sigma":"0.5"}. This record does not assert independent reproduction.

### Global Champ

Accuracy: 98.4. Result ID: 6a4215a9fbc373592c86b7e2.

[Reporting paper](<https://www.sota2.com/research/paper/6a41fc22206542251d7ccbdb.md>)

[Method origin paper](<https://www.sota2.com/research/paper/6a41fc22206542251d7ccbdb.md>)

Recorded evaluation configuration: {"Sigma":"0.5"}. This record does not assert independent reproduction.

### Specialist

Accuracy: 98.4. Result ID: 6a4215a9fbc373592c86b7e3.

[Reporting paper](<https://www.sota2.com/research/paper/6a41fc22206542251d7ccbdb.md>)

[Method origin paper](<https://www.sota2.com/research/paper/6a41fc22206542251d7ccbdb.md>)

Recorded evaluation configuration: {"Sigma":"0.5"}. This record does not assert independent reproduction.

### Cohen-10k

Accuracy: 91.2. Result ID: 6a4215a9fbc373592c86b7e9.

[Reporting paper](<https://www.sota2.com/research/paper/6a41fc22206542251d7ccbdb.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa65de1e209131cea0cf72.md>)

Recorded evaluation configuration: {"Sigma":"1."}. This record does not assert independent reproduction.

### Cohen-1k

Accuracy: 89.6. Result ID: 6a4215a9fbc373592c86b7ea.

[Reporting paper](<https://www.sota2.com/research/paper/6a41fc22206542251d7ccbdb.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa65de1e209131cea0cf72.md>)

Recorded evaluation configuration: {"Sigma":"1."}. This record does not assert independent reproduction.

### KT

Accuracy: 89.2. Result ID: 6a4215a9fbc373592c86b7e6.

[Reporting paper](<https://www.sota2.com/research/paper/6a41fc22206542251d7ccbdb.md>)

[Method origin paper](<https://www.sota2.com/research/paper/6a41fc22206542251d7ccbdb.md>)

Recorded evaluation configuration: {"Sigma":"1."}. This record does not assert independent reproduction.

### Specialist

Accuracy: 89.2. Result ID: 6a4215a9fbc373592c86b7e8.

[Reporting paper](<https://www.sota2.com/research/paper/6a41fc22206542251d7ccbdb.md>)

[Method origin paper](<https://www.sota2.com/research/paper/6a41fc22206542251d7ccbdb.md>)

Recorded evaluation configuration: {"Sigma":"1."}. This record does not assert independent reproduction.

### Global Champ

Accuracy: 88.6. Result ID: 6a4215a9fbc373592c86b7e7.

[Reporting paper](<https://www.sota2.com/research/paper/6a41fc22206542251d7ccbdb.md>)

[Method origin paper](<https://www.sota2.com/research/paper/6a41fc22206542251d7ccbdb.md>)

Recorded evaluation configuration: {"Sigma":"1."}. This record does not assert independent reproduction.

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