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EXTENSION SYSTEM OF PRONUNCIATION DICTIONARY, EXTENSION PROGRAM, EXPANSION METHOD, LEARNING METHOD OF ACOUSTIC MODEL USING EXTENSION PRONUNCIATION DICTIONARY OBTAINED BY THE SAME, LEARNING PROGRAM, AND LEARNING SYSTEM
EXTENSION SYSTEM OF PRONUNCIATION DICTIONARY, EXTENSION PROGRAM, EXPANSION METHOD, LEARNING METHOD OF ACOUSTIC MODEL USING EXTENSION PRONUNCIATION DICTIONARY OBTAINED BY THE SAME, LEARNING PROGRAM, AND LEARNING SYSTEM
PROBLEM TO BE SOLVED: To provide a technology capable of improving accuracy of voice recognition on speech uttered carefully and slowly.SOLUTION: An extension method of a voice dictionary according to the present invention includes: reading pronunciation of each vocabulary from a pronunciation dictionary; generating new pronunciation by extending resonance included in the pronunciation of the vocabulary; and extending the pronunciation dictionary using the new pronunciation on condition that a vocabulary having a pronunciation same as the new pronunciation does not exist in the pronunciation dictionary.
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