Graph Clustering: a graph-based clustering algorithm for the electromagnetic calorimeter in LHCb Núria Valls Canudas, Míriam Calvo Gómez, Xavier Vilasís-Cardona and Elisabet Golobardes Ribé Eur. Phys. J. C, 83 2 (2023) 179 Published online: 25 February 2023 DOI: 10.1140/epjc/s10052-023-11332-1