“…Furthermore, SNA is a powerful tool for tourism research that, at a relatively low cost, can be used to manage and process large datasets of comments, ratings, and shares from different online communities (Brown, 2015;Liu & Liang, 2016;Monterrubio, 2017;Otte & Rousseau, 2002;Schroeder, Pennington-Gray, Kim & Liu-Lastres, 2018;Zeng & Gerritsen, 2014). However, the heterogeneous nature of unsolicited opinions, the complexity of natural language assessment, and differences in the characteristics of the social-data sources hinder the accurate assessment of preferences (Peláez, Cabrera & Vargas, 2018;Rai et al, 2018;Sandberg, Jaradat & Dokoohaki, 2016).…”