Duplicate from kecao/PanScale

Co-authored-by: Ke Cao <kecao@users.noreply.huggingface.co>

README.md

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+---
+pretty_name: PanScale
+license: cc-by-4.0
+task_categories:
+  - image-to-image
+tags:
+  - remote-sensing
+  - pansharpening
+  - multispectral
+  - panchromatic
+size_categories:
+  - 1K<n<10K
+---
+
+# PanScale
+
+[![arXiv](https://img.shields.io/badge/arXiv-2603.00543-B31B1B?logo=arxiv&logoColor=white)](https://arxiv.org/abs/2603.00543)
+[![GitHub](https://img.shields.io/badge/GitHub-ScaleFormer-181717?logo=github&logoColor=white)](https://github.com/caoke-963/ScaleFormer)
+[![Hugging Face Dataset](https://img.shields.io/badge/HuggingFace-Dataset-FFD21E?logo=huggingface&logoColor=000)](https://huggingface.co/datasets/kecao/PanScale)
+
+
+## Dataset Summary
+
+PanScale is a remote-sensing pansharpening dataset with paired multispectral (ms) and panchromatic (pan) TIFF images for cross-scale evaluation.
+
+- Total pairs: **7,559**
+- Disk size: **~6.9 GB**
+- Format: **8-bit TIFF**
+
+## Supported Tasks
+
+- Image Fusion (Cross-scale Pansharpening)
+
+
+## Subsets at a Glance
+
+| Subset | Splits | # Pairs | MS size | PAN size | PAN/MS scale |
+|---|---|---:|---|---|---:|
+| `jilin` | `train200`, `test200/400/800` | 1,157 | 200-800 | 200-800 | 1.0 |
+| `landsat` | `train256`, `test200/400/800/1600` | 2,868 | 200-1600 | 200-1600 | 1.0 |
+| `skysat` | `train200`, `test200/400/800/1600` | 2,722 | 200-1600 | 200-1600 | 1.0 |
+| `fjilin` | `test800/1200/1600/2000` | 484 | 200-500 | 800-2000 | 4.0 |
+| `flandsat` | `test800/1200/1600/2000` | 192 | 400-1000 | 800-2000 | 2.0 |
+| `fskysat` | `test800/1200/1600/2000` | 136 | 320-800 | 800-2000 | 2.5 |
+
+## Data Fields
+
+- `ms`: 4-channel multispectral image (`.tif`)
+- `pan`: 1-channel panchromatic image (`.tif`)
+- `id`: filename stem (integer)
+
+
+## Intended Use
+- Pansharpening training and evaluation
+- Cross-scale robustness analysis
+
+## License
+
+This dataset is released under **CC BY 4.0**.
+
+## Citation
+
+```bibtex
+@article{cao2026cross,
+  title={Cross-Scale Pansharpening via ScaleFormer and the PanScale Benchmark},
+  author={Cao, Ke and He, Xuanhua and Li, Xueheng and Zhu, Lingting and Wang, Yingying and Ma, Ao and Zhang, Zhanjie and Zhou, Man and Xie, Chengjun and Zhang, Jie},
+  journal={arXiv preprint arXiv:2603.00543},
+  year={2026}
+}
+```