| 摘要 |
PROBLEM TO BE SOLVED: To reduce a labor at the time of a registering work by extracting a word to be registered including an unregistered composite word. SOLUTION: This device is provided with a morpheme analysis dictionary 7 for processing natural language, and an registration candidate word extracting part 2 for operating the morpheme analysis of a natural language sentence, extracts a composite word in which words which are not registered in the morpheme analysis dictionary 7 and nouns which are not registered in the dictionary 7 are continued, and judges the composite word whose frequency is high as a registration candidate word to be registered. |
