Indexing large fingerprint databases is an important and challenging problem. In this paper, an invariant-based fingerprint indexing scheme is proposed. Minutia and surrounding ridges are combined to form a substructure. The invariants describe binary relations between substructures. Experimental results on FVC2002 database demonstrate the validity of the proposed algorithm.
Citation:
Jianjiang Feng, Anni Cai, "Fingerprint Indexing Using Ridge Invariants," icpr, vol. 4, pp.433-436, 18th International Conference on Pattern Recognition (ICPR'06) Volume 4, 2006