Managing a location database for network-based positioning system

摘要: Methods, program products, and systems for managing a location database are described. A server computer can receive information from location-aware mobile devices (e.g., GPS-enabled devices) located within communication range of access points wireless communications network. The calculate average geographic locations using the received each point. Based on locations, assign to cells grid. filter in cell based popularity, stability, longevity, freshness point data. When second device connects an cell, transmit neighboring such that be estimated.