# Anomaly Segmentation on CHRONIC real 2D CT lesion data

Source: [Anomaly Segmentation on CHRONIC real 2D CT lesion data](<https://www.sota2.com/research/sota/anomaly-segmentation-on-chronic-real-2d-ct-lesion-data>)

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

Data updated: 2026-02-26T05:40:15.666Z

Evaluation of anomaly segmentation performance on the CHRONIC real 2D CT lesion dataset, reporting DICE score and inference time.

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 | Anomaly segmentation |
| Dataset (including any stated split) | CHRONIC real 2D CT lesion data |
| Metric | DICE |
| Unit | SCALAR |
| Direction | Higher is better |
| Results loaded | 10 of 10 |
| 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

- [DICE](<https://www.sota2.com/research/sota/anomaly-segmentation-on-chronic-real-2d-ct-lesion-data.md?metric=DICE>): Higher is better; unit: SCALAR.

- [Inference Time (s)](<https://www.sota2.com/research/sota/anomaly-segmentation-on-chronic-real-2d-ct-lesion-data.md?metric=Inference%20Time%20(s)>): Lower is better; unit: TIME.

## Recorded results

| Method | DICE | Result date | Report paper |
| --- | --- | --- | --- |
| DDPM | 0.297 | Not recorded | 68fa5f291e209131ce9e7ef2 |
| DDIM | 0.285 | Not recorded | 68fa5f291e209131ce9e7ef2 |
| Ensemble | 0.268 | Not recorded | 68fa5f291e209131ce9e7ef2 |
| Transformer | 0.253 | Not recorded | 68fa5f291e209131ce9e7ef2 |
| DDPM | 0.221 | Not recorded | 68fa5f291e209131ce9e7ef2 |
| DDIM | 0.21 | Not recorded | 68fa5f291e209131ce9e7ef2 |
| VAE (Dense) | 0.171 | Not recorded | 68fa5f291e209131ce9e7ef2 |
| Ensemble | 0.122 | Not recorded | 68fa5f291e209131ce9e7ef2 |
| Transformer | 0.116 | Not recorded | 68fa5f291e209131ce9e7ef2 |
| f-AnoGAN | 0.099 | Not recorded | 68fa5f291e209131ce9e7ef2 |

### DDPM

DICE: 0.297. Result ID: 698bbe3f7a967eddb7710630.

[Reporting paper](<https://www.sota2.com/research/paper/68fa5f291e209131ce9e7ef2.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa5f291e209131ce9e7ef2.md>)

Recorded evaluation configuration: {"Latent compression factor (f)":"8","Variant":"(c)"}. This record does not assert independent reproduction.

### DDIM

DICE: 0.285. Result ID: 698bbe3f7a967eddb771062e.

[Reporting paper](<https://www.sota2.com/research/paper/68fa5f291e209131ce9e7ef2.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa5f291e209131ce9e7ef2.md>)

Recorded evaluation configuration: {"Latent compression factor (f)":"8","Variant":"(d)"}. This record does not assert independent reproduction.

### Ensemble

DICE: 0.268. Result ID: 698bbe3f7a967eddb7710633.

[Reporting paper](<https://www.sota2.com/research/paper/68fa5f291e209131ce9e7ef2.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa5f291e209131ce9e7ef2.md>)

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

### Transformer

DICE: 0.253. Result ID: 698bbe3f7a967eddb7710632.

[Reporting paper](<https://www.sota2.com/research/paper/68fa5f291e209131ce9e7ef2.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa5f291e209131ce9e7ef2.md>)

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

### DDPM

DICE: 0.221. Result ID: 698bbe3f7a967eddb7710631.

[Reporting paper](<https://www.sota2.com/research/paper/68fa5f291e209131ce9e7ef2.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa5f291e209131ce9e7ef2.md>)

Recorded evaluation configuration: {"Latent compression factor (f)":"4","Variant":"(c)"}. This record does not assert independent reproduction.

### DDIM

DICE: 0.21. Result ID: 698bbe3f7a967eddb771062f.

[Reporting paper](<https://www.sota2.com/research/paper/68fa5f291e209131ce9e7ef2.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa5f291e209131ce9e7ef2.md>)

Recorded evaluation configuration: {"Latent compression factor (f)":"4","Variant":"(d)"}. This record does not assert independent reproduction.

### VAE (Dense)

DICE: 0.171. Result ID: 698bbe3f7a967eddb771062c.

[Reporting paper](<https://www.sota2.com/research/paper/68fa5f291e209131ce9e7ef2.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa67521e209131cea1572f.md>)

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

### Ensemble

DICE: 0.122. Result ID: 698bbe3f7a967eddb7710635.

[Reporting paper](<https://www.sota2.com/research/paper/68fa5f291e209131ce9e7ef2.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa5f291e209131ce9e7ef2.md>)

Recorded evaluation configuration: {"Latent compression factor (f)":"4"}. This record does not assert independent reproduction.

### Transformer

DICE: 0.116. Result ID: 698bbe3f7a967eddb7710634.

[Reporting paper](<https://www.sota2.com/research/paper/68fa5f291e209131ce9e7ef2.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa5f291e209131ce9e7ef2.md>)

Recorded evaluation configuration: {"Latent compression factor (f)":"4"}. This record does not assert independent reproduction.

### f-AnoGAN

DICE: 0.099. Result ID: 698bbe3f7a967eddb771062d.

[Reporting paper](<https://www.sota2.com/research/paper/68fa5f291e209131ce9e7ef2.md>)

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

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