# Adversarial Image Classification on ImageNet (Linf eps=4/255, test)

Source: [Adversarial Image Classification on ImageNet (Linf eps=4/255, test)](<https://www.sota2.com/research/sota/adversarial-image-classification-on-imagenet-linf-eps-4-255-test>)

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

Data updated: 2026-02-26T05:28:05.266Z

Evaluation of Image Classification robustness on the test split of ImageNet under L-infinity adversarial constraints (epsilon=4/255), reporting standard accuracy and robustness metrics against PGD attacks.

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) | ImageNet Linf epsilon=4/255 (test) |
| Metric | Accuracy |
| Unit | PERCENT |
| Direction | Higher is better |
| Results loaded | 4 of 4 |
| 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/adversarial-image-classification-on-imagenet-linf-eps-4-255-test.md?metric=Accuracy>): Higher is better; unit: PERCENT.

- [Robust Accuracy (PGD-10)](<https://www.sota2.com/research/sota/adversarial-image-classification-on-imagenet-linf-eps-4-255-test.md?metric=Robust%20Accuracy%20(PGD-10)>): Higher is better; unit: PERCENT.

- [Robust Accuracy (PGD-50)](<https://www.sota2.com/research/sota/adversarial-image-classification-on-imagenet-linf-eps-4-255-test.md?metric=Robust%20Accuracy%20(PGD-50)>): Higher is better; unit: PERCENT.

- [Robust Accuracy (PGD-100)](<https://www.sota2.com/research/sota/adversarial-image-classification-on-imagenet-linf-eps-4-255-test.md?metric=Robust%20Accuracy%20(PGD-100)>): Higher is better; unit: PERCENT.

## Recorded results

| Method | Accuracy | Result date | Report paper |
| --- | --- | --- | --- |
| MixACM + RA | 62.05 | Not recorded | 68fa6b361e209131cea2cf0b |
| Free-AT | 60.21 | Not recorded | 68fa6b361e209131cea2cf0b |
| MixACM | 59.64 | Not recorded | 68fa6b361e209131cea2cf0b |
| Fast-AT | 55.45 | Not recorded | 68fa6b361e209131cea2cf0b |

### MixACM + RA

Accuracy: 62.05. Result ID: 698e7150ffc3901de09da2b2.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6b361e209131cea2cf0b.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6b361e209131cea2cf0b.md>)

[Implementation](<https://www.sota2.com/awaisrauf.github.io/MixACM>)

Recorded evaluation configuration: {"Backbone":"ResNet-50","Train ε":"0"}. This record does not assert independent reproduction.

### Free-AT

Accuracy: 60.21. Result ID: 698e7150ffc3901de09da2af.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6b361e209131cea2cf0b.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa66ad1e209131cea11a3f.md>)

[Implementation](<https://github.com/ashafahi/free_adv_train>)

Recorded evaluation configuration: {"Backbone":"ResNet-50","Train ε":"4/255"}. This record does not assert independent reproduction.

### MixACM

Accuracy: 59.64. Result ID: 698e7150ffc3901de09da2b1.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6b361e209131cea2cf0b.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6b361e209131cea2cf0b.md>)

[Implementation](<https://www.sota2.com/awaisrauf.github.io/MixACM>)

Recorded evaluation configuration: {"Backbone":"ResNet-50","Train ε":"0"}. This record does not assert independent reproduction.

### Fast-AT

Accuracy: 55.45. Result ID: 698e7150ffc3901de09da2b0.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6b361e209131cea2cf0b.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa66e51e209131cea12efc.md>)

Recorded evaluation configuration: {"Backbone":"ResNet-50","Train ε":"4/255"}. This record does not assert independent reproduction.

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