发明授权
- 专利标题： Techniques and apparatus for increasing accuracy of iris authentication by utilizing a plurality of iris images
- 专利标题（中）： 通过利用多个虹膜图像来提高虹膜鉴定精度的技术和装置
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申请号： US11172640申请日： 2005-07-01
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公开(公告)号： US07623686B2公开(公告)日： 2009-11-24
- 发明人: Kenji Kondo , Takeo Azuma , Masahiro Wakamori
- 申请人： Kenji Kondo , Takeo Azuma , Masahiro Wakamori
- 申请人地址： JP Osaka
- 专利权人： Panasonic Corporation
- 当前专利权人： Panasonic Corporation
- 当前专利权人地址： JP Osaka
- 代理机构： Harness, Dickey & Pierce, P.L.C.
- 优先权： JP2004-139778 20040510
- 主分类号： G06K9/00
- IPC分类号： G06K9/00
摘要：
A plurality of iris images are acquired (SA0), and aggregation of iris images of which distribution of pupil openings is uniform is acquired from the plurality of iris images by duplication and/or deletion (SA1). Features are generated from the respective iris images that belong to the aggregation (SA2), and a predetermined number of registration features are selected from the features, using authentication performance as an evaluation index.
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