The mood of the nation at midday and 11 pm EST (Alan Mislove/Sune Lehmann/Yong-Yeol Ahn/Jukka-Pekka Onnela/J. Niels Rosenquist, 2010)

Emotional words contained in 300 million tweets suggest that the West Coast is happier than the East Coast, and across the country happiness peaks each Sunday morning, with a trough on Thursday evenings, computer scientists at Northeastern University have found, describing the technique as “the pulse of the nation.” 

To glean mood from the 140-character-long messages, they filtered the tweets to find ones that contained words included in a psychological word-rating system called Affective Norms for English Words — a low-scoring word on ANEW is considered negative, a high-scoring one positive.

One thought on “Twitter mood maps reveal emotional states of America

  1. I imagine continued bliss would drive me mad. I have heard it said some folks are not happy unless they are whinging or carping about something or other. Complete happiness must dull the senses.JMD

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