Twitter is
better than police at
predicting riots, and
it's unsettling
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If you always kind of thought that
Twitter is faster
than authorities in accurately identifying threats, you're **t that far from the truth.*
SEE ALSO:
Twitter cuts ties with a**ther social media surveillance company
New
research from Cardiff University, which analysed 1.6 million tweets from the London 2011
riots, has **ticed that the micro-blogging platform can be used to detect dangerous situations up to an hour faster
than police reports.*
To do so, researchers created event detection algorithms that use various features of
Twitter data — like sentiment, frequency of tweets containing certain words, and geolocation and timing of the tweets — to cluster "similar" content and produce interpretable summaries.*
Read more...
More about
Twitter,
Surveillance,
Riots,
Geofeedia, and
Prediction
