TY - RPRT TI - A 1D spectral image validationverification metric for fingerprints AU - Libert, John M AU - Grantham, John AU - Orandi, Shahram PY - 2009 PB - National Institute of Standards and Technology CY - Gaithersburg, MD SN - NIST IR 7599 DO - 10.6028/NIST.IR.7599 ER -