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07-04-2017, 11:22 PM
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 (http://mashable.com/2016/10/20/twitter-social-media-surveillance-snaptrends/)
New research (http://dl.acm.org/citation.cfm?id=2996183) 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... (http://mashable.com/2017/07/04/twitter-police-riots-geofeedia-surveillance/?utm_campaign=Mash-Prod-RSS-Feedburner-All-Partial&utm_cid=Mash-Prod-RSS-Feedburner-All-Partial)
More about Twitter (http://mashable.com/category/twitter/?utm_campaign=Mash-Prod-RSS-Feedburner-All-Partial&utm_cid=Mash-Prod-RSS-Feedburner-All-Partial), Surveillance (http://mashable.com/category/surveillance/?utm_campaign=Mash-Prod-RSS-Feedburner-All-Partial&utm_cid=Mash-Prod-RSS-Feedburner-All-Partial), Riots (http://mashable.com/category/riots/?utm_campaign=Mash-Prod-RSS-Feedburner-All-Partial&utm_cid=Mash-Prod-RSS-Feedburner-All-Partial), Geofeedia (http://mashable.com/category/geofeedia/?utm_campaign=Mash-Prod-RSS-Feedburner-All-Partial&utm_cid=Mash-Prod-RSS-Feedburner-All-Partial), and Prediction (http://mashable.com/category/prediction/?utm_campaign=Mash-Prod-RSS-Feedburner-All-Partial&utm_cid=Mash-Prod-RSS-Feedburner-All-Partial)http://pubads.g.doubleclick.net/gampad/ad?iu=/6692/mash.to/rss&pos=atf&tag=ad&mtype=standard&type=rss&sz=300x250&c=1499184341 (http://pubads.g.doubleclick.net/gampad/jump?iu=/6692/mash.to/rss&pos=atf&tag=ad&mtype=standard&type=rss&sz=300x250&c=1499184341)
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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 (http://mashable.com/2016/10/20/twitter-social-media-surveillance-snaptrends/)
New research (http://dl.acm.org/citation.cfm?id=2996183) 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... (http://mashable.com/2017/07/04/twitter-police-riots-geofeedia-surveillance/?utm_campaign=Mash-Prod-RSS-Feedburner-All-Partial&utm_cid=Mash-Prod-RSS-Feedburner-All-Partial)
More about Twitter (http://mashable.com/category/twitter/?utm_campaign=Mash-Prod-RSS-Feedburner-All-Partial&utm_cid=Mash-Prod-RSS-Feedburner-All-Partial), Surveillance (http://mashable.com/category/surveillance/?utm_campaign=Mash-Prod-RSS-Feedburner-All-Partial&utm_cid=Mash-Prod-RSS-Feedburner-All-Partial), Riots (http://mashable.com/category/riots/?utm_campaign=Mash-Prod-RSS-Feedburner-All-Partial&utm_cid=Mash-Prod-RSS-Feedburner-All-Partial), Geofeedia (http://mashable.com/category/geofeedia/?utm_campaign=Mash-Prod-RSS-Feedburner-All-Partial&utm_cid=Mash-Prod-RSS-Feedburner-All-Partial), and Prediction (http://mashable.com/category/prediction/?utm_campaign=Mash-Prod-RSS-Feedburner-All-Partial&utm_cid=Mash-Prod-RSS-Feedburner-All-Partial)http://pubads.g.doubleclick.net/gampad/ad?iu=/6692/mash.to/rss&pos=atf&tag=ad&mtype=standard&type=rss&sz=300x250&c=1499184341 (http://pubads.g.doubleclick.net/gampad/jump?iu=/6692/mash.to/rss&pos=atf&tag=ad&mtype=standard&type=rss&sz=300x250&c=1499184341)
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