To prevent identification accuracy from being lowered even when external light is projected into an iris image in personal identification utilizing iris recognition.
With respect to a person to be identified, the photographing device photographs a plurality of iris images whose external light projecting positions are different (A1). An iris code which is a feature amount for identification is extracted from each of the plurality of photographed iris images (A2), the plurality of extracted iris codes are collated with registered iris codes to create a plurality of collated results (A3), the plurality of collated results are merged to obtain a final collation score (A4) and by using the final collation score, the identification is performed (A5).
COPYRIGHT: (C)2004,JPO
Takeo Azuma
Kenya Uomori
Yoshito Aoki
| JP9212644A | ||||
| JP9161135A | ||||
| JP11203478A | ||||
| JP10005195A | ||||
| JP10162146A | ||||
| JP2000060825A |
Hiroshi Koyama
Hiroshi Takeuchi
Takahisa Shimada
Yuji Takeuchi
Katsumi Imae
Atsushi Fujita
Kazunari Ninomiya
Tomoo Harada
Takashi Goto
Iseki Katsumori