Title:
検索語重み付けの決定および利用
Document Type and Number:
Japanese Patent JP5860456
Kind Code:
B2
Abstract:
Determining search term weightings is disclosed, including: storing, in a search information log, a search query and corresponding information; generating a category distribution word list based at least in part on one or more stored search information logs; processing the category distribution word list based at least in part on a retrieved attribute word list; and determining a weighting corresponding to a search term associated with the processed category distribution word list. Using search term weighting is disclosed, including: receiving a subsequent search query; retrieving search term weightings corresponding to one or more search terms associated with the subsequent search query; searching indexed information using the one or more search terms associated with the subsequent search query; and ranking and presenting the indexed information corresponding to the one or more search terms based at least in part on the retrieved search term weightings.
Inventors:
Guo Shean
Application Number:
JP2013515323A
Publication Date:
February 16, 2016
Filing Date:
June 17, 2011
Export Citation:
Assignee:
ALIBABA GROUP HOLDING LIMITED
International Classes:
G06F17/30
Domestic Patent References:
| JP2005182817A | ||||
| JP2005522784A | ||||
| JP2004005742A | ||||
| JP11025108A |
Foreign References:
| US20080097982 |
Other References:
末永高志 他,単語の重要度評価基準の検討と医療関連文書への適用評価,情報処理学会論文誌,社団法人情報処理学会,2010年 4月15日,Vol.3,No.2,p.108-118
Attorney, Agent or Firm:
Meisei International Patent Office
Yoshinobu Inoue
Yoshinobu Inoue