Speaker verification method
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Abstract
A speaker verification method consist of the following steps: (1) generating a code book (42) covering a number of speakers having a number of training utterances for each of the speakers; (2) receiving a number of test utterances (44) from a speaker; (3) comparing (46) each of the test utterances to each of the training utterances for the speaker to form a number of decisions, one decision for each of the number of test utterances; (4) weighting each of the decisions (48) to form a number of weighted decisions; and (5) combining (50) the plurality of weighted decisions to form a verification decision (52).
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Citations
34 Claims
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1-21. -21. (canceled)
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22. A speaker verification method comprising the steps of:
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(a) comparing each of a Plurality of test utterances to a plurality of training utterances for a speaker to form a Plurality of preliminary verification decisions, one preliminary verification decision of the plurality of preliminary verification decisions for each of the plurality of test utterances, wherein the one preliminary verification decision is either a true or a false decision; and
(b) combining the plurality of preliminary verification decisions to form a verification decision. - View Dependent Claims (23, 24, 25, 26, 27)
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29. A method of sneaker verification, comprising the steps:
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(a) when the sneaker is male, using a male variance vector to determine a weighted Euclidean distance between each of a plurality of test utterances and the plurality of training utterances;
(b) forming a preliminary verification decision for each of the plurality of test utterances to form a plurality of preliminary verification decisions;
(c) combining the plurality of preliminary verification decisions to form a verification decision. - View Dependent Claims (30, 31, 32)
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33. A speaker verification method comprising the steps of:
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(a) comparing a Plurality of different test utterances to a Plurality of training utterances for the speaker to form a Plurality of Preliminary verification decisions, one Preliminary verification decision for each of the plurality of different test utterances;
(b) combining the Plurality of Preliminary verification decisions to form a verification decision. - View Dependent Claims (34)
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Specification