# Image Classification on MNIST non-IID (4 classes/client) (test)

Source: [Image Classification on MNIST non-IID (4 classes/client) (test)](<https://www.sota2.com/research/sota/image-classification-on-mnist-non-iid-4-classes-client-test>)

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

Data updated: 2026-02-26T05:32:19.065Z

Evaluation of Image Classification performance on the MNIST test set configured with a non-IID distribution where each client receives data from 4 classes.

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 non-iid (4 classes/client) (test) |
| Metric | Accuracy |
| Unit | PERCENT |
| Direction | Higher is better |
| Results loaded | 13 of 13 |
| 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-non-iid-4-classes-client-test.md?metric=Accuracy>): Higher is better; unit: PERCENT.

## Recorded results

| Method | Accuracy | Result date | Report paper |
| --- | --- | --- | --- |
| None | 99 | Not recorded | 69535c8753fdd5c36173d9c0 |
| Direct | 99 | Not recorded | 69535c8753fdd5c36173d9c0 |
| CAFe | 99 | Not recorded | 69535c8753fdd5c36173d9c0 |
| CAFe | 98.9 | Not recorded | 69535c8753fdd5c36173d9c0 |
| CAFe | 98.9 | Not recorded | 69535c8753fdd5c36173d9c0 |
| CAFe | 98.8 | Not recorded | 69535c8753fdd5c36173d9c0 |
| Direct | 98.7 | Not recorded | 69535c8753fdd5c36173d9c0 |
| Direct | 98.7 | Not recorded | 69535c8753fdd5c36173d9c0 |
| CAFe | 98.6 | Not recorded | 69535c8753fdd5c36173d9c0 |
| Direct | 98.4 | Not recorded | 69535c8753fdd5c36173d9c0 |
| CAFe | 98.1 | Not recorded | 69535c8753fdd5c36173d9c0 |
| Direct | 97.6 | Not recorded | 69535c8753fdd5c36173d9c0 |
| Direct | 97.3 | Not recorded | 69535c8753fdd5c36173d9c0 |

### None

Accuracy: 99. Result ID: 699938705698665ec4a1f165.

[Reporting paper](<https://www.sota2.com/research/paper/69535c8753fdd5c36173d9c0.md>)

Recorded evaluation configuration: {"Compressor":"None"}. This record does not assert independent reproduction.

### Direct

Accuracy: 99. Result ID: 699938705698665ec4a1f166.

[Reporting paper](<https://www.sota2.com/research/paper/69535c8753fdd5c36173d9c0.md>)

Recorded evaluation configuration: {"Compressor":"Top-k","Param":"k=10%"}. This record does not assert independent reproduction.

### CAFe

Accuracy: 99. Result ID: 699938705698665ec4a1f167.

[Reporting paper](<https://www.sota2.com/research/paper/69535c8753fdd5c36173d9c0.md>)

[Method origin paper](<https://www.sota2.com/research/paper/69535c8753fdd5c36173d9c0.md>)

Recorded evaluation configuration: {"Compressor":"Top-k","Param":"k=10%"}. This record does not assert independent reproduction.

### CAFe

Accuracy: 98.9. Result ID: 699938705698665ec4a1f169.

[Reporting paper](<https://www.sota2.com/research/paper/69535c8753fdd5c36173d9c0.md>)

[Method origin paper](<https://www.sota2.com/research/paper/69535c8753fdd5c36173d9c0.md>)

Recorded evaluation configuration: {"Compressor":"Top-k","Param":"k=1%"}. This record does not assert independent reproduction.

### CAFe

Accuracy: 98.9. Result ID: 699938705698665ec4a1f16d.

[Reporting paper](<https://www.sota2.com/research/paper/69535c8753fdd5c36173d9c0.md>)

[Method origin paper](<https://www.sota2.com/research/paper/69535c8753fdd5c36173d9c0.md>)

Recorded evaluation configuration: {"Compressor":"Top-1% + Quantizer","Param":"6 bits"}. This record does not assert independent reproduction.

### CAFe

Accuracy: 98.8. Result ID: 699938705698665ec4a1f16f.

[Reporting paper](<https://www.sota2.com/research/paper/69535c8753fdd5c36173d9c0.md>)

[Method origin paper](<https://www.sota2.com/research/paper/69535c8753fdd5c36173d9c0.md>)

Recorded evaluation configuration: {"Compressor":"Low-rank","Param":"rank=3"}. This record does not assert independent reproduction.

### Direct

Accuracy: 98.7. Result ID: 699938705698665ec4a1f168.

[Reporting paper](<https://www.sota2.com/research/paper/69535c8753fdd5c36173d9c0.md>)

Recorded evaluation configuration: {"Compressor":"Top-k","Param":"k=1%"}. This record does not assert independent reproduction.

### Direct

Accuracy: 98.7. Result ID: 699938705698665ec4a1f16c.

[Reporting paper](<https://www.sota2.com/research/paper/69535c8753fdd5c36173d9c0.md>)

Recorded evaluation configuration: {"Compressor":"Top-1% + Quantizer","Param":"6 bits"}. This record does not assert independent reproduction.

### CAFe

Accuracy: 98.6. Result ID: 699938705698665ec4a1f171.

[Reporting paper](<https://www.sota2.com/research/paper/69535c8753fdd5c36173d9c0.md>)

[Method origin paper](<https://www.sota2.com/research/paper/69535c8753fdd5c36173d9c0.md>)

Recorded evaluation configuration: {"Compressor":"Rank-1 + Quantizer","Param":"3 bits"}. This record does not assert independent reproduction.

### Direct

Accuracy: 98.4. Result ID: 699938705698665ec4a1f16e.

[Reporting paper](<https://www.sota2.com/research/paper/69535c8753fdd5c36173d9c0.md>)

Recorded evaluation configuration: {"Compressor":"Low-rank","Param":"rank=3"}. This record does not assert independent reproduction.

### CAFe

Accuracy: 98.1. Result ID: 699938705698665ec4a1f16b.

[Reporting paper](<https://www.sota2.com/research/paper/69535c8753fdd5c36173d9c0.md>)

[Method origin paper](<https://www.sota2.com/research/paper/69535c8753fdd5c36173d9c0.md>)

Recorded evaluation configuration: {"Compressor":"Top-k","Param":"k=0.1%"}. This record does not assert independent reproduction.

### Direct

Accuracy: 97.6. Result ID: 699938705698665ec4a1f16a.

[Reporting paper](<https://www.sota2.com/research/paper/69535c8753fdd5c36173d9c0.md>)

Recorded evaluation configuration: {"Compressor":"Top-k","Param":"k=0.1%"}. This record does not assert independent reproduction.

### Direct

Accuracy: 97.3. Result ID: 699938705698665ec4a1f170.

[Reporting paper](<https://www.sota2.com/research/paper/69535c8753fdd5c36173d9c0.md>)

Recorded evaluation configuration: {"Compressor":"Rank-1 + Quantizer","Param":"3 bits"}. This record does not assert independent reproduction.

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