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

Citation information will be added after the paper is publicly available.

@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}
}