If you use this code in your work, please acknowledge our paper:

1. Pei, Zhipeng, et al. "Improving quantification of methane point source emissions from imaging spectroscopy." Remote Sensing of Environment 295 (2023): 113652.
2. Pei, Zhipeng, et al. "Unveiling Unprecedented Methane Hotspots in China's Leading Coal Production Hub: A Satellite Mapping Revelation." Geophysical Research Letters.

Get the article from:
1. https://doi.org/10.1016/j.rse.2023.113652
2. https://agupubs.onlinelibrary.wiley.com/doi/full/10.1029/2024GL109065

If you have any problems using this code, feel free to contact me at zhipeng.pei@whu.edu.cn or peizhipeng1507@gmail.com