| 摘要 |
In information interchange between a first station and a second station, the second station changes and recognizes the semantic contents of information transmitted from the first station on the basis of information in an information base in response to the first station and determines the optimum response on the basis of the result of the recognition for selecting, manipulating or converting information optimum for each first station with information in the information base and transmitting the same to the first station on the basis of the determination. The quantity of information to be extracted from a user can be reduced by employing the information already present in the information base, for reaching desired information with a sense as if a familiar operator talks with the user. Thus, information service convenient for the user is provided.
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