The Analysis of Graffiti Input and Its Application to Personal Identification. - Hiroshi Dozono; Hiroaki Sanada; Masanori Nakakuni; Yoshio Noguchi (Security and Management, 2004)

The Analysis of Pen Inputs of Handwritten Symbols using Self Organizing Maps and its Application to User Authentication. - Hiroshi Dozono; Masanori Nakakuni; Hiroaki Sanada; Yoshio Noguchi (IJCNN, 2006)