Alex Davis von der Cambridge University hat eine Twitter World Happiness Map produziert, indem er die Häufigkeit von Ausdrücken der Freude und Traurigkeit in Worten und Emoticons je nach Land ausgewertet hat, hier die Meldung auf Cambridge News. Überraschung: Deutschland ist weltweit am glücklichsten, zumindest auf Twitter.
Germany is the happiest country in the world, according to a happiness map based on Twitter users. The country rated highest on the map which rated words and icons used to describe happiness on social network site Twitter. […]
Alex looked at where people were and what they were Tweeting and created language models to assess the distribution of words and icons associated with happiness and unhappiness.
"It was important to have a model that was not just tied to English words, so it is in part based on smiley faces," he says. "As tweets are very short, emoticons in them provide a good indicator of whether a person is happy or sad. But for tweets without emoticons, we have learnt to predict sentiment from the complex interactions between emoticons and words."
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