text, images, audio, video) (Morency et al., 2011;Poria et al., 2015;Tran and Cambria, 2018).
when we deal with Social Media posts, the presence of both textual and visual content has promoted a number of investigations on sentiment or emotions (Baecchi et al., 2016;You et al., 2016b,a;Yu et al., 2016;Chen et al., 2015) or emojis (Cappallo et al., 2015(Cappallo et al., , 2018.