METHODS AND APPARATUS TO DETERMINE A NUMBER OF PEOPLE IN AN AREA

摘要

Methods, apparatus, systems and articles of manufacture are disclosed to determine the number of people in an area. An example method includes collecting media identification information corresponding to media presented at a location, responding to a received request to register a mobile device with a base station by storing device identification information for the mobile device at the base station, timestamping the device identification information, determining a number of mobile devices located in an area based on the stored device identification information, and identifying a number of persons exposed to the media based on the media identification information and the device identification information.

主权项

1. A method comprising:
collecting media identification information corresponding to media presented at a location; responding to a received request to register a mobile device with a base station by storing device identification information for the mobile device at the base station; timestamping the device identification information; determining a number of mobile devices located in an area based on the stored device identification information; and identifying a number of persons exposed to the media based on the media identification information and the device identification information.