Parametrically controlled synthetic imagery experiment for face recognition testing. - Nicholas M. Orlans; Alan T. Piszcz; Richard J. Chavez (WBMA@MM, 2003)

A Survey of Synthetic Biometrics: Capabilities and Benefits. - Nicholas M. Orlans; Douglas J. Buettner; Joe Marques (IC-AI, 2004)

A Taxonomy for Physics Based Synthetic Biometric Models. - Douglas J. Buettner; Nicholas M. Orlans (AutoID, 2005)