| 摘要 |
<P>PROBLEM TO BE SOLVED: To display an accurate retrieval result by focusing on a relationship between words. <P>SOLUTION: In a retrieval system consisting of one or more computers to retrieve text information, the computers include: means for obtaining a first correlation between words included in a retrieval condition by analyzing the retrieval condition input by a user; means for obtaining a second correlation between words included in text information by analyzing the stored text information; and means for selecting the text information to be output as the one matched with the input retrieval condition on the basis of the similarity between the obtained first correlation and the second correlation. <P>COPYRIGHT: (C)2012,JPO&INPIT |
