frank's blog

300 Million Tweets Reveal The Afternoon At Work Is The Unhappiest Time Of Day

Posted in Media, web by aldorf on July 23, 2010

A team of five researchers at the two schools (Northwestern and Harvard) studied 300 million U.S. tweets from September 2006 to August 2009 and performed sentiment analysis on them. (read more…)

The project is one of many ongoing studies into status updates and sentiment analysis. Facebook has its own in-house team led by a research scientist named Cameron Marlow. The social network tracks a metric called “Gross National Happiness,” inspired by the idea originally coined by the Bhutanese government in the early 1970s. There are constantly updated graphs on Gross National Happiness here for the U.S. and a number of other Westernized countries where you can see similar troughs and peaks in sentiment around weekends and workdays. (via VentureBeat)

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