With the aid of a small camera that scans the faces of passersby, a new type of billboard will quickly tailor its marketing message to suit. Sex and age triggers the relevant marketing messages.
The Digital Signage Promotion Project is currently being tested for a year by a consortium of 11 Japanese railway companies.
Twenty seven high-tech advertising boards now grace the subway stations around Tokyo and while face recognition software is being used, the companies are quick to assure commuters that no recorded images will be stored.
Only data related to groups of people will be held. This information relates to