 | 2009 |
| 4 |  | Takumi Yamamoto,
Atsushi Harada,
Takeo Isarida,
Masakatsu Nishigaki:
Advantages of User Authentication Using Unclear Images.
AINA 2009: 668-674 |
| 2008 |
| 3 |  | Takumi Yamamoto,
Atsushi Harada,
Takeo Isarida,
Masakatsu Nishigaki:
Improvement of User Authentication Using Schema of Visual Memory: Exploitation of "Schema of Story".
AINA 2008: 40-47 |
| 2007 |
| 2 |  | Takumi Yamamoto,
Atsushi Harada,
Takeo Isarida,
Masakatsu Nishigaki:
Improvement of User Authentication Using Schema of Visual Memory: Guidance by Verbal Cue.
Security and Management 2007: 58-64 |
| 2006 |
| 1 |  | Atsushi Harada,
Takeo Isarida,
Tadanori Mizuno,
Masakatsu Nishigaki:
A User Authentication System Using Schema of Visual Memory.
BioADIT 2006: 338-345 |