From NY Times: Deter­mining the number of fake reviews on the Web is diffi­cult. But it is enough of a problem to attract a team of Cornell researchers, who recently published a paper about creating a computer algo­rithm for detecting fake reviewers. They were instantly approached by a dozen compa­nies, including Amazon, Hilton, TripAd­visor and several specialist travel sites, all of which have a strong interest in limiting the spread of bogus reviews. · Go to Ferreting out fake reviews online →