Combining multi-scale composite windows with hierarchical smoothing strategy for fingerprint orientation field computation

Table 1 The distance between the detected cores and the genuine ones (pixels)

	EG + hierarchical smoothing	GV + hierarchical smoothing	The proposed WMCW + hierarchical smoothing
≥ 15	58	49	31
(10, 15]	132	147	72
(5, 10]	112	104	112
≤ 5	56	76	143

ISSN: 1475-925X