Abstract: A system and method for automatic audience creation by scoring users of a content sharing service is provided. The system includes a user analysis module to monitor data associated with the users of the content sharing service; and a channel analysis module to monitor data associated with a first channel; a scoring module to score, based on the monitored data associated with users and the first channel, each user based on a ratio of views versus accesses for shared content sourced from the first channel; and an audience assignment module to create an audience for the first channel of users with scores above a predetermined threshold.

Abstract: A server computer system identifies activity data for an entity. The activity data for the entity relates to one or more online media items. The server computer system compares the activity data to subscriber data for a channel. The subscriber data includes sets of features for subscribers of the channel. The server computer system determines that the entity is a candidate subscriber for the channel when the activity data corresponds to at least one of the plurality of sets of features.