Update README.md

README.md

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----
-license: other
-license_name: cc-by-nc-4.0
-license_link: LICENSE
----
+---
+license: other
+license_name: cc-by-nc-4.0
+license_link: LICENSE
+---
+
+The included version here is the original Challenge dataset version found [here](https://huggingface.co/datasets/Kullervo/BRIGHT) with the
+only difference that the zip file also includes the .txt files that indicate the splits from [here](https://github.com/ChenHongruixuan/BRIGHT/tree/master/dfc25_benchmark/dataset/splitname).
+
+If you use this dataset in your research, please cite:
+
+@article{chen2025bright,
+      title={BRIGHT: A globally distributed multimodal building damage assessment dataset with very-high-resolution for all-weather disaster response}, 
+      author={Hongruixuan Chen and Jian Song and Olivier Dietrich and Clifford Broni-Bediako and Weihao Xuan and Junjue Wang and Xinlei Shao and Yimin Wei and Junshi Xia and Cuiling Lan and Konrad Schindler and Naoto Yokoya},
+      journal={arXiv preprint arXiv:2501.06019},
+      year={2025},
+      url={https://arxiv.org/abs/2501.06019}, 
+}
+
+License statement from original repo:
+
+- Label data of BRIGHT are provided under the same license as the optical images, which varies with different events.
+- With the exception of two events, Hawaii-wildfire-2023 and La Palma-volcano eruption-2021, all optical images are from Maxar Open Data Program, following CC-BY-NC-4.0 license. The optical images related to Hawaii-wildifire-2023 are from High-Resolution Orthoimagery project of NOAA Office for Coastal Management. The optical images related to La Palma-volcano eruption-2021 are from IGN (Spain) following CC-BY 4.0 license. 
+- The SAR images of BRIGHT is provided by Capella Open Data Gallery and Umbra Space Open Data Program, following CC-BY-4.0 license.