CPC G10L 17/02 (2013.01) [G06F 18/00 (2023.01); G06F 18/24 (2023.01); G06F 21/36 (2013.01); G06F 21/45 (2013.01); G06N 3/045 (2023.01); G06N 3/08 (2013.01); G06V 10/764 (2022.01); G06V 10/82 (2022.01); G06V 40/50 (2022.01); G06V 40/70 (2022.01); G10L 17/04 (2013.01); G10L 17/06 (2013.01); G10L 17/18 (2013.01)] | 20 Claims |
1. A processor implemented authentication method, comprising:
obtaining a second enrolled feature, the second enrolled feature having been generated by transforming a first enrolled feature to the second enrolled feature, the first enrolled feature having been extracted from a first input data by a first feature extractor comprising a first neural network;
determining an input feature by extracting a feature from a second input data with a second feature extractor comprising a second neural network different from the first neural network; and
performing an authentication based on the second enrolled feature and the input feature.
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