natural language processing model predicts heart disease at scale based on...tweets.
"Language patterns reflecting negative social relationships, disengagement, and negative emotions—especially anger—emerged as risk factors; positive emotions and psychological engagement emerged as protective factors."
Where are these angry places so I can avoid them?
https://www.ncbi.nlm.nih.gov/labs/pmc/articles/PMC4433545/
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Then again w/o twitter would people be as angry? This method is eating its tail.