TY - RPRT TI - A Spectral Analytic Method for Fingerprint Image Sample Rate Estimation AU - Libert, John M. AU - Orandi, Shahram AU - Grantham, John D. AU - Garris, Michael D. PY - 2014 PB - National Institute of Standards and Technology SN - NIST IR 7968 DO - 10.6028/NIST.IR.7968 ER -