4. The method of claim 3 , wherein the plurality of channel metrics comprises at least two of a subscriber count, a number of media items associated with the channel, a number of likes of the channel, a number of recommendations of the channel, a number of online media item views of the channel, a number of categories associated with the channel, or a type of category associated with the channel.
3. The method of claim 1 , wherein the plurality of feature metrics comprises a plurality of channel metrics and a plurality of media item metrics for the plurality of media items.