| 摘要 |
PROBLEM TO BE SOLVED: To correctly dispose information having a high possibility of fitness to a user search purpose at an upper level, in the ranking of a search result. SOLUTION: An information processing device 10 includes a difference calculation means 12 for referring to a search log memory means 11, setting respective search conditions as calculation targets, calculating a difference between the number of selections from the search results by the search conditions of the calculation targets at the search of a first attribute and the number of selections from the search results by the search conditions of the calculation targets at the search of a second attribute, and storing the calculated differences in a difference memory means 13 by making the calculated difference associated with both the search conditions of the calculation targets and the selection information, and a rearrangement means 15 for extracting differences inputted from the difference memory means 13 and associated with the search conditions and the information included in the search results, and rearranging the information included in the search results based on the extracted difference for search results of information meeting the search conditions inputted at the search of the first attribute or the second attribute. COPYRIGHT: (C)2011,JPO&INPIT |
