On-line signature verification method utilizing feature extraction based on DWT. - Isao Nakanishi; Naoto Nishiguchi; Yoshio Itoh; Yutaka Fukui (ISCAS (4), 2003)

On-Line Signature Verification Based on Discrete Wavelet Domain Adaptive Signal Processing. - Isao Nakanishi; Naoto Nishiguchi; Yoshio Itoh; Yutaka Fukui (ICBA, 2004)

Multi-Matcher On-Line Signature Verification System in DWT Domain. - Isao Nakanishi; Hiroyuki Sakamoto; Naoto Nishiguchi; Yoshio Itoh; Yutaka Fukui (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2006)

DWT Domain On-Line Signature Verification Using the Pen-Movement Vector. - Isao Nakanishi; Hiroyuki Sakamoto; Naoto Nishiguchi; Yoshio Itoh; Yutaka Fukui (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2006)