“…EBs have been extensively applied to many fields such as advertising (Deordica & Alexandru, 2014), electronic payment (Jeffus et al, 2015), or leisure activities (Rontidis et al, 2015;Smith, 2015). In robotics, EBs have been applied to robot localization (Navarro-Serment, 1999;Cuadra-Troncoso, 2015), or object localization (Schwarz et al, 2015). However, to the best of our knowledge, its application in social robotics has not been presented yet.…”