Patent Document ID: 8788266
Application ID: 13138853

Base Claim:
1. A language model creation device that creates a new language model using a standard language model created from standard language text, comprising: a transformation rule storage section that stores transformation rules used for transforming dialect-containing word strings into standard language word strings, and a dialect language model creation section that creates dialect-containing n-grams by applying the transformation rules to word n-grams in the standard language model and, furthermore, creates the new language model by adding the created dialect-containing n-grams to the word n-grams.

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Claim 8:
8. The language model creation device according to claim 1 , further comprising: a transformed data creation section that extracts the dialect-containing word strings from dialect data including the dialect-containing speech data and the dialect-containing text data and uses the transformation rules to transform the extracted dialect-containing word strings into word strings containing only standard language; a transformed data storage section that stores, as transformed data, the word strings containing only standard language obtained via transformation by the transformed data creation section; a standard language data storage section that stores standard language text data; and a standard language model creation section that creates the standard language model using the transformed data stored by the transformed data storage section and the standard language text data stored by the standard language data storage section.