Page reranking system and page reranking program to improve search result
First Claim
1. A page reranking system that is a system that grants renewed page rankings to multiple Web pages that are obtained as search result pages in compliance with a user'"'"'s query and to which page rankings are granted by calculating a change rate of a page content between multiple versions of each of the Web pages, wherein the page reranking system comprises a reranking device that grants the renewed page ranking to each of the Web pages based on the change rate of the page content between the multiple versions of each of the Web pages updated in compliance with the user'"'"'s query and calculated for each of the Web pages.
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Abstract
A page reranking system is a system that grants renewed page rankings to multiple Web pages that are obtained as search result pages in compliance with a user'"'"'s query and to which page rankings are granted by calculating a change rate of a page content between multiple versions of each of the Web pages, and comprises a reranking device that grants the renewed page ranking to each of the Web pages based on the change rate of the page content between multiple versions calculated for each of the Web pages.
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Citations
16 Claims
- 1. A page reranking system that is a system that grants renewed page rankings to multiple Web pages that are obtained as search result pages in compliance with a user'"'"'s query and to which page rankings are granted by calculating a change rate of a page content between multiple versions of each of the Web pages, wherein the page reranking system comprises a reranking device that grants the renewed page ranking to each of the Web pages based on the change rate of the page content between the multiple versions of each of the Web pages updated in compliance with the user'"'"'s query and calculated for each of the Web pages.
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13. A page reranking program that is a program to operate a computer so as to grant renewed page rankings to multiple Web pages that are obtained as search result pages in compliance with a user'"'"'s query and to which page rankings are granted by calculating a change rate of a page content between multiple versions of each of the Web pages,
and the page reranking program makes the computer function as a reranking device that grants the renewed page ranking to each of the Web pages based on the change rate of the page content between the multiple versions updated in compliance with the user'"'"'s query calculated for each of the Web pages.
Specification