Polyphase adaptive filter banks for fingerprint image compression

Date
1998-10-01
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Source Title
Electronics Letters
Print ISSN
0013-5194
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Publisher
The Institution of Engineering and Technology
Volume
34
Issue
20
Pages
1931 - 1932
Language
English
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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.

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