“…According to the literature, AP in social media has two main subtasks: age and gender detection (see [2,3,4,7,9,13,14,17,23,27,31,32,33,36,39,40,46] for gender, and [2,3,4,13,23,28,29,31,33,36,40] for age). Related tasks include personality prediction [22,21], interests identification [20,34] (a.k.a. genres), sentiment and emotion recognition [37], among others.…”