Sunday, 18 June 2017

FACEBOOK WEAPON AGAINST TERRORISM



Facebook will use AI in conjunction with human reviewers to find and remove “terrorist content” immediately, before other users see it. Such technology is already used to block child pornography from Facebook and other services such as YouTube, but Facebook had been reluctant about applying it to other potentially less clear-cut uses.

In most cases, Facebook only removes objectionable material if users first report it. Facebook and other internet companies face growing government pressure to identify and prevent the spread of terrorist propaganda and recruiting messages on their services.

Earlier this month, British Prime Minister Theresa May called on governments to form international agreements to prevent the spread of extremism online. Some proposed measures would hold companies legally accountable for the material posted on their sites.Facebook is also developing “text-based signals” from previously removed posts that praised or supported terrorist organisations. It will feed those signals into a machine-learning system, over time, will learn how to detect similar posts.But AI is just part of the process.

The technology is not yet at the point where it can understand nuances of language and context, so humans are still in the loop.One of the ways that the technology can help is by matching images and videos to known terrorist content. The hope is that the company would be able to prevent other accounts from uploading a photo or video that was previously removed from the site for its ties to terrorist activity, the post said.

According to the post, Facebook is also working harder to eliminate fake accounts used to circumvent the site's policies.The company is also attempting to tackle terrorist activity on WhatsApp and Instagram as well, the post said.This includes academic experts on counter-terrorism, former prosecutors, former law enforcement agents and analysts and engineers Facebook says it employs more than 150 people who are “exclusively or primarily focused on countering terrorism as their core responsibility”.This includes academic experts on counter-terrorism, former prosecutors, former law enforcement agents and analysts and engineers

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