| 摘要 |
<P>PROBLEM TO BE SOLVED: To perform query input with ease and at high speed by the minimum number of operations. <P>SOLUTION: An information retrieval device retrieves contents with high importance for retrieval conditions from contents, extracts content information with high relevance to the retrieval conditions from the retrieved contents as retrieval recommendation information, outputs the extracted retrieval recommendation information based on the relevance, and if the output retrieval recommendation information is selected, changes the input retrieval conditions with the selected retrieval recommendation information. <P>COPYRIGHT: (C)2012,JPO&INPIT |
