| 摘要 |
<P>PROBLEM TO BE SOLVED: To allow a moving user to acquire information on the periphery of present position without requiring labor. <P>SOLUTION: A conversation control system has a paragraph analyzing part 420 for extracting first morpheme information, a conversation database 500 for associating respective area position information to second morpheme information for indicating a prescribed morpheme, associating a content sentence for indicating area information in respective areas to the respective area position information and prestoring a plurality of second morpheme information, a topic retrieving part 360 for retrieving prescribed second morpheme information from the respective second morpheme information by collating the first morpheme information with the respective second morpheme information, a position calculating part 380 for calculating present position information of the user and an answer sentence retrieving part 370 for acquiring the content sentence associated to the area position information corresponding to the present position information as an answer sentence to the user among respective content sentences associated to the retrieved second morpheme information. <P>COPYRIGHT: (C)2004,JPO |
