# PolyTopoBench data license

PolyTopoBench combines data from several sources. Each component keeps the terms of its source.

| Component | Files | License |
|---|---|---|
| Inria vector annotations, derived from OpenStreetMap | `inria/building/*`, `inria/splits.csv`, `raw/inria/raw/train/gt_polygonized/*` | [Open Database License (ODbL) 1.0](https://opendatacommons.org/licenses/odbl/1-0/) |
| Inria imagery and official raster masks | `inria/images/*`, `raw/inria/train/images/*`, `raw/inria/train/gt/*` | Public domain, as stated by the [Inria Aerial Image Labeling dataset](https://project.inria.fr/aerialimagelabeling/); please cite Maggiori et al. (2017) |
| Deventer-512 imagery, masks and annotations | `deventer/*`, `raw/deventer/*` | [CC BY 4.0](https://creativecommons.org/licenses/by/4.0/), following the [upstream release](https://huggingface.co/datasets/HeinzJiao/Deventer-512) |
| Dataset metadata | `tasks.json`, `croissant.json`, `README.md`, `LICENSE.md` | [CC BY 4.0](https://creativecommons.org/licenses/by/4.0/) |

The Inria vector annotations contain information from OpenStreetMap, © OpenStreetMap contributors, which is made available under the ODbL (https://www.openstreetmap.org/copyright). If you publicly use or redistribute an adapted version of these annotations, the ODbL requires you to release it under the ODbL as well.