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Homonym synonym removal method and compound word removal method, homophone equivalent / compound word removal method, and apparatus and program thereof
Homonym synonym removal method and compound word removal method, homophone equivalent / compound word removal method, and apparatus and program thereof
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机译：同音异义词去除方法和复合词去除方法，同音异义词/复合词去除方法及其装置和程序
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摘要
PROBLEM TO BE SOLVED: To provide a homonym removing method by which homonyms can be prevented from adversely affecting the performance of reliability measure.SOLUTION: A homonym removing method comprises a confusion network generating step of generating a confusion network that represents candidates for a recognition result from recognition of speech, and a homonym removing step of choosing as a top candidate an arc to which the highest word posterior probability in each confusion set in the confusion network is assigned, removing from the confusion network an arc to which the same pronunciation as the top candidate is assigned after detecting it as a homonym arc, and outputting a homonym-cleared confusion network in which the word posterior probability of the top candidate is a value determined on the basis of the word posterior probability of the top candidate or pronunciation similarity between the removed word and the top candidate word.
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