UK government has its own AI for detecting extremist videos

Stemming the tide of extremist online content has been a major focus for tech giants in recent times, but despite their efforts, the UK parliament has condemned companies such as Facebook, YouTube and Twitter for "consciously failing" to take robust enough action. To mitigate the problem, the Home Office has developed its own AI program that can detect Islamic State (IS) propaganda online with a 99.99 percent success rate.

The technology works by analyzing video content during the upload process, preventing it from reaching the internet in the first place -- a vast improvement on the average 36 hours it takes tech firms to remove extremist content, and an improvement still on the two-hour-limit the UK government demanded last year. According to the Home Office, it automatically detects 94 percent of IS propaganda...