Distinguishing aging clusters and mobile devices by hand-wrist articulation: a case of study - Daniel Palacios Alonso; Carlos A Lázaro Carrascosa; Raquel Massaro; José Manuel Ferrández Vicente; Andrés Gómez Rodellar; Pedro Gómez Vilda (Understanding The Brain Function And Emotions: 8th International Work-Conference On The Interplay Between Natural And Artificial Computation, Iwinac 2019 Almería, Spain, June 3?7, 2019)