The FBI WSQ FAQ
list of frequently asked questions (and answers!) about the fingerprint image
compression specification.
The FBI's FTP site
(ard.fbi.gov/pub), which has the latest information on the specification
and some sample fingerprint images.
The Los Alamos FTP site
(wwwc3.lanl.gov/pub/misc/WSQ), which has more information and documents on the
WSQ fingerprint data compression algorithm, including the specification
document and related papers.
The NIST FTP
site (jedgar.cam.nist.gov/pub/cmp_imgs), which contains more
examples of WSQ-compressed fingerprint images and compliance-testing imagery.