1. A computer-implemented method, comprising: defining a timing schedule for publishing a set of items of content in a first content class and a second content class for publication based on a content class ratio and corresponding scores of the set of items of content; publishing, by operation of one or more computer processors and according to a first method, the set of items of content on a social media platform based on the timing schedule; monitoring a plurality of metrics for the set of items of content; and modifying the content class ratio upon determining that the content class ratio impacts the plurality of metrics.