If a computer can spot a fake smile, so can you. Last May, MIT researcher Ehsan Hoque trained a machine algorithm to analyse smiles. "Our algorithm was almost twice as good as humans at identifying fake smiles," says Hoque.
Here are some tips on how to spot a fake, from Hoque's machine.
By: Madhumita Venkataramanan, Edited by: David Cornish
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via Wired.co.uk
http://www.wired.co.uk/magazine/archive/2012/11/how-to/how-to-understand-a-smile
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