7. The computer-executed method of claim 6 , wherein determining the affinity score comprises calculating a weighted sum over the social media users in the intersecting population.
8. The computer-executed method of claim 7 , wherein a weight is assigned to each social media user in the intersecting population, and wherein each weight is determined based on at least one from the group consisting of: a number of times the social media user has commented on either the first or second time based media event, and a probability that the social media user comments on either the first or second time based media event.