“…There are other applications such as secure electronic voting (Alim et al, 2017), smart glasses (Xu et al, 2018), robotics (Debdeep Banerjee andKevin Yu, 2018), user authentication (Lin et al,2016), recognition of emotions (Yamaguchi et al, 2016). There are also other interesting biometric solutions like ear recognition (Galdámez and González, 2013) retinal information (Chamoso et al, 2014).…”