'Help me find my Doppelganger'

5 March 2013 Last updated at 19:28 ET Help

Sophie Robehmed is on a personal quest to find her doppelganger, the person in the world who most closely resembles her.

She has been using a blog and other internet forums in her endeavour.

With BBC News she visited Aurora, a British firm that specialises in facial recognition software, to see how it could help her.

Video Journalist: Dougal Shaw

BBC © 2013 The BBC is not responsible for the content of external sites. Read more.

This page is best viewed in an up-to-date web browser with style sheets (CSS) enabled. While you will be able to view the content of this page in your current browser, you will not be able to get the full visual experience. Please consider upgrading your browser software or enabling style sheets (CSS) if you are able to do so.