Title: A Functional Model Based Method for Fault Detection and Identification in Stochastic Structural Systems Authors : John S. Sakellariou Konstantinos A. Petsounis Spilios D. Fassois Stochastic Mechanical Systems (SMS) Group Department of Mechanical & Aeronautical Engineering University of Patras, GR 265 00 Patras, Greece E-mail: {sakj,kpetsoun,fassois}@mech.upatras.gr Internet: http://www.mech.upatras.gr/∼sms