Methods and apparatuses for adaptively updating enrollment database for user authentication
US10769256B2 · kind B2 · utility
1Cited by
3References
30Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 27, 2017 |
| Grant date | Sep 8, 2020 |
| Priority date | — |
| Expiry date | Sep 17, 2037 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L63/0861
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
An adaptive updating method of an enrollment database is disclosed. The method may include extracting a first feature vector from an input image of a user, determining whether the input image is to be enrolled in an enrollment database based on the first feature vector, second feature vectors of enrollment images including initial enrollment images enrolled in the enrollment database, and a representative vector representing the initial enrollment images, and enrolling the input image in the enrollment database based on a result of the determining.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.