Research Article

Online Handwritten Signature Verification Using Neural Network Classifier Based on Principal Component Analysis

Figure 3

Sample of signature pen trajectories and pressures in SIGMA DB: (a) genuine signature sample; (b) skill-forged signature sample; and (c) user 193 genuine signature sample as a non-skill-forged signature.
381469.fig.003a
(a)
381469.fig.003b
(b)
381469.fig.003c
(c)