# Contact Region Segmentation on PaIR-2

Source: [Contact Region Segmentation on PaIR-2](<https://www.sota2.com/research/sota/contact-region-segmentation-on-pair-2>)

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

Data updated: 2026-03-31T06:59:54.827Z

Evaluation of Contact Region Segmentation performance on the PaIR-2 dataset.

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 | Contact Region Segmentation |
| Dataset (including any stated split) | PaIR-2 |
| Metric | SC Accuracy |
| Unit | PERCENT |
| Direction | Higher is better |
| Results loaded | 11 of 11 |
| 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

- [SC Accuracy](<https://www.sota2.com/research/sota/contact-region-segmentation-on-pair-2.md?metric=SC%20Accuracy>): Higher is better; unit: PERCENT.

- [C Accuracy](<https://www.sota2.com/research/sota/contact-region-segmentation-on-pair-2.md?metric=C%20Accuracy>): Higher is better; unit: PERCENT.

- [mIoU](<https://www.sota2.com/research/sota/contact-region-segmentation-on-pair-2.md?metric=mIoU>): Higher is better; unit: PERCENT.

- [wIoU](<https://www.sota2.com/research/sota/contact-region-segmentation-on-pair-2.md?metric=wIoU>): Higher is better; unit: PERCENT.

## Recorded results

| Method | SC Accuracy | Result date | Report paper |
| --- | --- | --- | --- |
| PaIR-Net | 24.01 | Not recorded | 68fa7a8f1e209131cea83e1b |
| PaIR-Net | 22.41 | Not recorded | 68fa7a8f1e209131cea83e1b |
| PaIR-Net | 21.3 | Not recorded | 68fa7a8f1e209131cea83e1b |
| PaIR-Net | 19.8 | Not recorded | 68fa7a8f1e209131cea83e1b |
| DisTrans (2024)+HOT (2023a) | 17.45 | Not recorded | 68fa7a8f1e209131cea83e1b |
| DisTrans (2024)+PIHOT (2025b) | 17.03 | Not recorded | 68fa7a8f1e209131cea83e1b |
| DisTrans (2024)+MANet (2020) | 15.78 | Not recorded | 68fa7a8f1e209131cea83e1b |
| DisTrans (2024)+LinkNet (2017) | 14.98 | Not recorded | 68fa7a8f1e209131cea83e1b |
| RCLTrans (2023)+UNet (2015) | 12.93 | Not recorded | 68fa7a8f1e209131cea83e1b |
| Trans (2021)+UNet (2015) | 12.64 | Not recorded | 68fa7a8f1e209131cea83e1b |
| DisTrans (2024)+UNet (2015) | 12.52 | Not recorded | 68fa7a8f1e209131cea83e1b |

### PaIR-Net

SC Accuracy: 24.01. Result ID: 69cb702c47f34ce924b33662.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7a8f1e209131cea83e1b.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa7a8f1e209131cea83e1b.md>)

Recorded evaluation configuration: {"Params":"224.1M","Backbone":"Swin-L"}. This record does not assert independent reproduction.

### PaIR-Net

SC Accuracy: 22.41. Result ID: 69cb702c47f34ce924b33661.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7a8f1e209131cea83e1b.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa7a8f1e209131cea83e1b.md>)

Recorded evaluation configuration: {"Params":"73.5M","Backbone":"Swin-S"}. This record does not assert independent reproduction.

### PaIR-Net

SC Accuracy: 21.3. Result ID: 69cb702c47f34ce924b33660.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7a8f1e209131cea83e1b.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa7a8f1e209131cea83e1b.md>)

Recorded evaluation configuration: {"Params":"74.4M","Backbone":"ResNet-101"}. This record does not assert independent reproduction.

### PaIR-Net

SC Accuracy: 19.8. Result ID: 69cb702c47f34ce924b3365f.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7a8f1e209131cea83e1b.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa7a8f1e209131cea83e1b.md>)

Recorded evaluation configuration: {"Params":"55.5M","Backbone":"ResNet-50"}. This record does not assert independent reproduction.

### DisTrans (2024)+HOT (2023a)

SC Accuracy: 17.45. Result ID: 69cb702c47f34ce924b3365d.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7a8f1e209131cea83e1b.md>)

Recorded evaluation configuration: {"Params":"97.3M","Backbone":"ResNet-50"}. This record does not assert independent reproduction.

### DisTrans (2024)+PIHOT (2025b)

SC Accuracy: 17.03. Result ID: 69cb702c47f34ce924b3365e.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7a8f1e209131cea83e1b.md>)

Recorded evaluation configuration: {"Params":"158.4M","Backbone":"ResNet-50"}. This record does not assert independent reproduction.

### DisTrans (2024)+MANet (2020)

SC Accuracy: 15.78. Result ID: 69cb702c47f34ce924b3365c.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7a8f1e209131cea83e1b.md>)

Recorded evaluation configuration: {"Params":"236.5M","Backbone":"ResNet-50"}. This record does not assert independent reproduction.

### DisTrans (2024)+LinkNet (2017)

SC Accuracy: 14.98. Result ID: 69cb702c47f34ce924b3365b.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7a8f1e209131cea83e1b.md>)

Recorded evaluation configuration: {"Params":"120.2M","Backbone":"ResNet-50"}. This record does not assert independent reproduction.

### RCLTrans (2023)+UNet (2015)

SC Accuracy: 12.93. Result ID: 69cb702c47f34ce924b33659.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7a8f1e209131cea83e1b.md>)

Recorded evaluation configuration: {"Params":"101.5M","Backbone":"ResNet-50"}. This record does not assert independent reproduction.

### Trans (2021)+UNet (2015)

SC Accuracy: 12.64. Result ID: 69cb702c47f34ce924b33658.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7a8f1e209131cea83e1b.md>)

Recorded evaluation configuration: {"Params":"74.0M","Backbone":"ResNet-50"}. This record does not assert independent reproduction.

### DisTrans (2024)+UNet (2015)

SC Accuracy: 12.52. Result ID: 69cb702c47f34ce924b3365a.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7a8f1e209131cea83e1b.md>)

Recorded evaluation configuration: {"Params":"79.6M","Backbone":"ResNet-50"}. This record does not assert independent reproduction.

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