Let's play a game shall we? I will post mobility charts from countries. Let's see if you can pin down which one is which.pic.twitter.com/omtfGPTRYG
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My guess would be that the main differences are in the selected population and how their different algorithms categorize places differently
Apple's is how often people ask for directions... the mobility data sets that look at where people are or how many contacts they have correlate rather well with R in many cases... here for one of the examples in this thread.pic.twitter.com/daxciGr2qv
A bit of seasonality creeps in there and also that country massively ramped up testing once which will give a discontinuity at one point
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