TY - CONF AU - Theofanos, Mary AU - Micheals, Ross AU - Orandi, Shahram AU - Stanton, Brian C2 - IEEE Conference on Biometrics: Theory, Applications and Systems DA - 2007-09-12 LA - en PB - IEEE Conference on Biometrics: Theory, Applications and Systems PY - 2007 TI - Biometric Systematic uncertatinty and the User ER -