Bhowmick, Ayan Kumar, Soumajit Pramanik, Sayan Pathak, and Bivas Mitra. 2021. “On the Role of Micro-Categories to Characterize Event Popularity in Meetup”. Proceedings of the International AAAI Conference on Web and Social Media 15 (1):71-82. https://doi.org/10.1609/icwsm.v15i1.18042.