Measuring the effect of node aggregation on community detection Yérali Gandica, Adeline Decuyper, Christophe Cloquet, Isabelle Thomas and Jean-Charles Delvenne EPJ Data Sci., 9 1 (2020) 6 Published online: 11 March 2020 DOI: 10.1140/epjds/s13688-020-00223-0