I tried searching for this source but I couldn’t find it. I also don’t see such a stark difference over the years in the QS University Rankings and Times Higher Education, which may be biased, but they’re generally what universities compare themselves to in my experience.
I tried searching for this source but I couldn’t find it. I also don’t see such a stark difference over the years in the QS University Rankings and Times Higher Education, which may be biased, but they’re generally what universities compare themselves to in my experience.
This appears to be referring to the same ranking:
The criteria is just the number of scientific publications.
Nature uses the same sort of ranking system:
https://www.nature.com/nature-index/news/nature-index-research-leaders-chinese-institutions-dominate
A lot of the other rankings you commonly find use honestly questionable scoring systems that can be very subjective.