Title :
Polyphase adaptive filter banks for fingerprint image compression
Author :
Gerek, Ö N. ; Çetin, A.E.
Author_Institution :
Bilkent Univ., Ankara, Turkey
fDate :
10/1/1998 12:00:00 AM
Abstract :
A perfect reconstruction polyphase filter bank structure is presented in which the filters adapt to the changing input conditions. The use of such a filter bank leads to higher compression results for images containing sharp edges such as fingerprint images
Keywords :
adaptive filters; data compression; filtering theory; fingerprint identification; image coding; least mean squares methods; LMS algorithm; fingerprint image compression; perfect reconstruction filter bank structure; polyphase adaptive filter banks; sharp edges;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19981379
