Measuring the Hubble constant with cosmic chronometers: a machine learning approach Carlos Bengaly, Maria Aldinez Dantas, Luciano Casarini and Jailson Alcaniz Eur. Phys. J. C, 83 6 (2023) 548 Published online: 29 June 2023 DOI: 10.1140/epjc/s10052-023-11734-1