“…Thus, several sensors are used for structural monitoring. These feature different properties in terms of accuracy, cost, time needed for their set up and so on (Ou and Li 2010;Sun et al 2010;Aygün and Gungor 2011;Cigada et al 2011;Merlino and Abramo 2011;Mukhopadhyay and Ihara 2011;Afzal et al 2012;Liu and and Kleiner 2012;Jang et al2012;Jindal and Mingyan 2012;Yi and Li 2012;Guarnieri et al 2013;Schotte et al 2013;Yiet al 2013).…”