TY - RPRT TI - Preliminary face recognition grand challange results AU - Phillips, P Jonathon AU - Flynn, Patrick J AU - Scruggs, Todd AU - Bowyer, Kevin W AU - Worek, William PY - 2006 PB - National Institute of Standards and Technology CY - Gaithersburg, MD SN - NIST IR 7307 DO - 10.6028/NIST.IR.7307 ER -