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Faizel Patel, Radio Islam News – 18-01-2018<\/em><\/strong><\/p>\n \n xecutives from Facebook, Twitter and YouTube have defended their attempts to prevent the spread of extremist content on their platforms in a Senate hearing. <\/p>\n CNN Money reports, the social media firms stressed the increasing effectiveness of artificial intelligence (AI) tools to spot posts from terrorists in a Senate Commerce Committee hearing on Wednesday.<\/p>\n Facebook’s head of policy and counterterrorism, Monika Bickert says, 99% of terrorism content from ISIS and Al Qaeda is detected and removed before any user reports it thanks to automated tools like photo and video matching.<\/p>\n YouTube’s director of public policy Juniper Downs meanwhile noted that 98% of violent extremist videos removed from the service are now identified by algorithms, up from 40% last June.<\/p>\n Some members of the Senate committee expressed skepticism, however.<\/p>\n Senator Bill Nelson, a Democrat representing Florida, described the use of AI tools for “screening out most of the bad guys’ stuff” as “encouraging,” but “not quite enough.”<\/p>\n The Facebook and YouTube executives each noted previously announced plans to recruit thousands of additional workers to review content across their platforms, including extremist content.<\/p>\n The hearing focused on domestic and international terrorism activity on the platforms.<\/p>\n \u00a0<\/p>\n