| 摘要 |
Systems are arranged to provide a user information which relates to objects of interest. A user may provide indication of a directional reference to a device. The device determines which objects are being addressed by searching a database containing preprogrammed information relating to objects. Information relating to objects being addressed can then be presented at a user interface. A device of the system may include a point reference, a position determining means, a input receiving means, a computer processor and database, and a user interface. Methods of the system includes the steps of indicating a direction, determining position, searching a database, and presenting information to a user.
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