| 摘要 |
PROBLEM TO BE SOLVED: To provide a speech recognition device, method and program having high speech recognition performance.SOLUTION: A speech recognition device comprises: speech recognition means for recognizing user's speech by using a language model; an independent word extraction section 21 for extracting an independent word included in the user's speech; an independent word relevance DB 31 for storing independent words relevant to each other in association with relevance; a priority calculation section 22 for calculating priority of a relevant independent word relevant to the independent word extracted by the independent word extraction section 21 with reference to the independent word relevance DB 31; and a language model updating processing section 24 for adjusting weight of the language model in accordance with the priority. |
