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Exponential smoothing wasn't invented until the late 1950s?? Whaaaaa

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@andy_matuschak

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what

4:55 PM · Feb 27, 2015Twitter for Mac

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@andy_matuschak

@andy_matuschak

also referred to as a "low pass filter" 😉

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@andy_matuschak

@andy_matuschak

but yeah here is the paper from 1956 legacy.library.ucsf.edu/action/documen

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