Speech synthesizer using artificial intelligence, method of operating speech synthesizer and computer-readable recording medium
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United States of America Patent
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Aug 16, 2022
Grant Date -
Oct 21, 2021
app pub date -
Apr 23, 2019
filing date -
Apr 23, 2019
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Abstract
A speech synthesizer using artificial intelligence includes a memory configured to store a first ratio of a word classified into a minor class among a plurality of classes, a second ratio of the word which is not classified into the minor class, and a synthesized speech model and a processor configured to change a first class classification probability set of the word to a second class classification probability set, based on the first ratio, the second ratio and the first class classification probability set, and learn the synthesized speech model using the changed second class classification probability set.
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