Language model creation device, language model creation method, and computer-readable storage medium

A language model creation method for creating a new language model using a standard language model created from standard language text, the method comprising:

• (a) configuring transformation rules used for transforming dialect-containing word strings into standard language word strings, and
• (b) creating, by a processor, dialect-containing n-grams by applying the transformation rules to word n-grams in the standard language model and, furthermore, creating a new language model by adding the created dialect-containing n-grams to the word n-grams.

A non-transitory computer-readable storage medium having recorded thereon a software program used for creating a new language model utilizing a standard language model created from standard language text on a computer, the software program comprising instructions directing the computer to perform:

• (a) configuring transformation rules used for transforming dialect-containing word strings into standard language word strings, and
• (b) creating dialect-containing n-grams by applying the transformation rules to word n-grams in the standard language model and, furthermore, creating the new language model by adding the created dialect-containing n-grams to the word n-grams.