Generating Models for Text-Dependent Speaker Verification
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United States of America Patent
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Aug 17, 2017
app pub date -
Feb 16, 2016
filing date -
Feb 16, 2016
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In one aspect, a method includes receiving a prompt for use with text-dependent speaker verification; generating a linguistic representation of the prompt, wherein the linguistic representation comprises a sequence of speech units; obtaining a plurality of feature vectors or a plurality of acoustic models; generating a universal background model for the prompt using the plurality of feature vectors or the plurality of acoustic models; receiving audio enrollment data of a first speaker speaking the prompt; and creating a first speaker verification model for the first speaker by adapting the universal background model using the audio enrollment data.
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