| 摘要 |
PURPOSE:To economize a memory, to improve the analysis precision, and to shorten, the time of retrieval processing by using related word information and related semantic classification information. CONSTITUTION:An evaluating device 16 which evaluates the analysis result of a morpheme analyzer 13 to select one of plural candidates of analysis results uses semantic classifications of a word dictionary 14 and related information and related semantic classification information stored in a related information dictionary 17 to select a candidate of sentence analysis results. Related word information where words related to a certain word are registered with one word as the unit and related semantic classification information where information of semantic classifications related to a certain word is registered are stored in the related information dictionary 17. Related semantic classification information is used also as related information to retrieve even words, which are not registered as related information, by related semantic classification information, and it is unnecessary to register all related words in the related formation dictionary. |
