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Is that a question or a request? If a question, the answer is no, because it's someone's website, they can do what they want. If a request, the author of the article is not in this thread and cannot provide a citation.

Yeah I'd be similarly curious how that was arrived at. ESRGAN was co-developed by a researcher at Tencent, who has been involved in a range of similar things.

The only satellite related thing I saw in my brief searching is some separate project[1] based on ESRGAN used for satellite imagery.

[1] https://github.com/Jakaria08/EESRGAN

That's a weird way of asking for source