… in which dišx; yŽ is the ridge distance (reciprocal of ridge density) estimated at the 16 Ā 16
… study of palmprint statistics, we design a novel palmprint matching system for 1:N matching. …

… palmprint recognition. In this paper, a novel minutiae matching algorithm incorporating ridge
distance … speed up the palmprint matching, we propose a novel minutiae matching algorithm …

… We adopt this sampling structure to extract local ridge orientation and ridge period features
… the descriptors from minutiae in 800 full palmprints with distance measure defined in (3). The …

… the persistence of the ridge characteristics. Henry's classification … area where palm patterns
(ridge patterns, creases) are used … with point matching generally agree that if D is a “distance” …

… are used together to speed up the matching. The difference of ridge distance near the
minutiae is calculated, and only the pairs with similar ridge distance are considered. Hence, the …

… this method to estimate palmprint ridge period, we propose the ridge distance feature. It’s …
ridge period feature to estimate the ridges distance and then calculate the distribution of ridge …

… The palmer fiction ridges from the raised portion of epidermis are … It is however difficult to
observe palmar fiction ridges in palmprint … is achieved using the best Hamming distance score …

… In this paper proposes an efficient Palm Print recognition using ridge features. Palm print is
a combination of two … and euclidean non distance is used for comparing the distance values. …

… for palmprint feature extraction and Hausdorff distance is computed for similarity matching. …
robust against the quality of palmprint images and the perceptibility of ridge structures of the …

… , the ridge distances of palmprints are in a much larger range, which is 8 to 13 pixels. Besides,
the ridge distances … In the case of orientation field, the ridge directions are quite similar for …