# Unsupervised Domain Adaptation (Semantic Segmentation) on SYNTHIA to Cityscapes (val)

Source: [Unsupervised Domain Adaptation (Semantic Segmentation) on SYNTHIA to Cityscapes (val)](<https://www.sota2.com/research/sota/unsupervised-domain-adaptation-semantic-segmentation-on-synthia-to-cityscapes-val>)

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

Data updated: 2026-02-26T06:02:20.534Z

Evaluation of Semantic Segmentation performance using Unsupervised Domain Adaptation techniques, transferring knowledge from the synthetic SYNTHIA dataset to the validation split of the Cityscapes 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 | Unsupervised Domain Adaptation (Semantic Segmentation) |
| Dataset (including any stated split) | SYNTHIA to Cityscapes (val) |
| Metric | Road |
| Unit | PERCENT |
| Direction | Higher is better |
| Results loaded | 6 of 6 |
| 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

- [Road](<https://www.sota2.com/research/sota/unsupervised-domain-adaptation-semantic-segmentation-on-synthia-to-cityscapes-val.md?metric=Road>): Higher is better; unit: PERCENT.

- [Sidewalk](<https://www.sota2.com/research/sota/unsupervised-domain-adaptation-semantic-segmentation-on-synthia-to-cityscapes-val.md?metric=Sidewalk>): Higher is better; unit: PERCENT.

- [Building](<https://www.sota2.com/research/sota/unsupervised-domain-adaptation-semantic-segmentation-on-synthia-to-cityscapes-val.md?metric=Building>): Higher is better; unit: PERCENT.

- [Wall](<https://www.sota2.com/research/sota/unsupervised-domain-adaptation-semantic-segmentation-on-synthia-to-cityscapes-val.md?metric=Wall>): Higher is better; unit: PERCENT.

- [Fence](<https://www.sota2.com/research/sota/unsupervised-domain-adaptation-semantic-segmentation-on-synthia-to-cityscapes-val.md?metric=Fence>): Higher is better; unit: PERCENT.

- [Pole](<https://www.sota2.com/research/sota/unsupervised-domain-adaptation-semantic-segmentation-on-synthia-to-cityscapes-val.md?metric=Pole>): Higher is better; unit: PERCENT.

- [Traffic Light](<https://www.sota2.com/research/sota/unsupervised-domain-adaptation-semantic-segmentation-on-synthia-to-cityscapes-val.md?metric=Traffic%20Light>): Higher is better; unit: PERCENT.

- [Sign](<https://www.sota2.com/research/sota/unsupervised-domain-adaptation-semantic-segmentation-on-synthia-to-cityscapes-val.md?metric=Sign>): Higher is better; unit: PERCENT.

- [Vegetation](<https://www.sota2.com/research/sota/unsupervised-domain-adaptation-semantic-segmentation-on-synthia-to-cityscapes-val.md?metric=Vegetation>): Higher is better; unit: PERCENT.

- [Terrain](<https://www.sota2.com/research/sota/unsupervised-domain-adaptation-semantic-segmentation-on-synthia-to-cityscapes-val.md?metric=Terrain>): Higher is better; unit: PERCENT.

- [Sky](<https://www.sota2.com/research/sota/unsupervised-domain-adaptation-semantic-segmentation-on-synthia-to-cityscapes-val.md?metric=Sky>): Higher is better; unit: PERCENT.

- [Person](<https://www.sota2.com/research/sota/unsupervised-domain-adaptation-semantic-segmentation-on-synthia-to-cityscapes-val.md?metric=Person>): Higher is better; unit: PERCENT.

- [Rider](<https://www.sota2.com/research/sota/unsupervised-domain-adaptation-semantic-segmentation-on-synthia-to-cityscapes-val.md?metric=Rider>): Higher is better; unit: PERCENT.

- [Car](<https://www.sota2.com/research/sota/unsupervised-domain-adaptation-semantic-segmentation-on-synthia-to-cityscapes-val.md?metric=Car>): Higher is better; unit: PERCENT.

- [Truck](<https://www.sota2.com/research/sota/unsupervised-domain-adaptation-semantic-segmentation-on-synthia-to-cityscapes-val.md?metric=Truck>): Higher is better; unit: PERCENT.

- [Bus](<https://www.sota2.com/research/sota/unsupervised-domain-adaptation-semantic-segmentation-on-synthia-to-cityscapes-val.md?metric=Bus>): Higher is better; unit: PERCENT.

- [Train](<https://www.sota2.com/research/sota/unsupervised-domain-adaptation-semantic-segmentation-on-synthia-to-cityscapes-val.md?metric=Train>): Higher is better; unit: PERCENT.

- [Motorcycle](<https://www.sota2.com/research/sota/unsupervised-domain-adaptation-semantic-segmentation-on-synthia-to-cityscapes-val.md?metric=Motorcycle>): Higher is better; unit: PERCENT.

- [Bicycle](<https://www.sota2.com/research/sota/unsupervised-domain-adaptation-semantic-segmentation-on-synthia-to-cityscapes-val.md?metric=Bicycle>): Higher is better; unit: PERCENT.

- [mIoU](<https://www.sota2.com/research/sota/unsupervised-domain-adaptation-semantic-segmentation-on-synthia-to-cityscapes-val.md?metric=mIoU>): Higher is better; unit: PERCENT.

## Recorded results

| Method | Road | Result date | Report paper |
| --- | --- | --- | --- |
| CorDA | 93.3 | Not recorded | 68fa6d721e209131cea39f67 |
| FST | 88.3 | Not recorded | 68fa6d721e209131cea39f67 |
| ProDA | 87.8 | Not recorded | 68fa6d721e209131cea39f67 |
| CPSL | 87.2 | Not recorded | 68fa6d721e209131cea39f67 |
| DAFormer | 84.5 | Not recorded | 68fa6d721e209131cea39f67 |
| SourceOnly | 56.5 | Not recorded | 68fa6d721e209131cea39f67 |

### CorDA

Road: 93.3. Result ID: 698fa2d23a6c314849fab935.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6d721e209131cea39f67.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6a9a1e209131cea294eb.md>)

[Implementation](<https://qin.ee/corda>)

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

### FST

Road: 88.3. Result ID: 698fa2d23a6c314849fab939.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6d721e209131cea39f67.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6d721e209131cea39f67.md>)

[Implementation](<https://github.com/usr922/FST>)

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

### ProDA

Road: 87.8. Result ID: 698fa2d23a6c314849fab936.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6d721e209131cea39f67.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa69281e209131cea20699.md>)

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

### CPSL

Road: 87.2. Result ID: 698fa2d23a6c314849fab937.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6d721e209131cea39f67.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6c121e209131cea31ea3.md>)

[Implementation](<https://github.com/lslrh/CPSL>)

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

### DAFormer

Road: 84.5. Result ID: 698fa2d23a6c314849fab938.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6d721e209131cea39f67.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6c1d1e209131cea32531.md>)

[Implementation](<https://github.com/lhoyer/DAFormer>)

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

### SourceOnly

Road: 56.5. Result ID: 698fa2d23a6c314849fab934.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6d721e209131cea39f67.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6c1d1e209131cea32531.md>)

[Implementation](<https://github.com/lhoyer/DAFormer>)

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

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