| 摘要 |
<p>PROBLEM TO BE SOLVED: To specify an observed person transparently viewed by an observer via display means and display information which is associated with the observed person and is to be displayed.SOLUTION: In a system including an information terminal and a server device comprising database which controls feature point information present in a physical space in which each user moves, a relative distance is calculated to a person image detected in image data, using the image data imaged by a user whose position is not estimated in the physical space and a physical amount which changes according to user's behavior, and a user viewed by the user whose position is not estimated in the physical space is specified by the calculated relative distance and an estimated position of each user to be present in the physical space. Further, information which is to be displayed in association with the specified user is output to an information terminal associated with the user whose position is not estimated in the physical space.</p> |
