In March of 2021, in the midst of a lockdown, while most of us were at home spending way too much time on our computers, Altmetric quietly changed its explanation for calculating Article Attention Scores, reducing the weight it placed on Twitter mentions by 75 percent.
No one seemed to notice, except for Kent Anderson, who reported his findings yesterday in The Geyser.
Maybe we shouldn’t entirely blame ourselves as Altmetric made these changes without a press release, blog post or even a tweet.
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