1. A computer-implemented method, comprising the steps of: computing, by a processing device, affinity scores for a plurality of user accounts, each affinity score quantifying affinity of a user account to one of a plurality of content creators of one or more digital objects hosted in a content hosting platform, wherein computing an affinity score corresponding to the user account includes: collecting, from a client device communicatively coupled to the content hosting platform, interaction data identifying activity of a user associated with the user account corresponding at least to a content creator of one or more digital objects hosted in the content hosting platform, collecting, from a plurality of data sources, attribute data associated with the content creator including at least cultural data, associating activities of the user account on the content hosting platform with weights based on a type of the respective activity, wherein a weight of a first type of activity is different from a weight of a second type of activity; normalizing the interaction data based on the activity of the user account on the content hosting platform, the attribute data associated with the content creator, and the weights associated by the associating, and generating the affinity score using the normalized interaction data; storing, in a database, the affinity scores; and sending, to a device associated with one of the plurality of user accounts, targeted data based on the affinity score of the respective user account with one of the plurality of content creators.