Foundations of automatic feature extraction at LHC–point clouds and graphs Akanksha Bhardwaj, Partha Konar and Vishal Ngairangbam Eur. Phys. J. Spec. Top., 233 15-16 (2024) 2619-2640 Published online: 11 September 2024 DOI: 10.1140/epjs/s11734-024-01306-z