The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 10, 2013
Filed:
Nov. 07, 2011
Yu Hirate, Shinagawa-ku, JP;
Yu Hirate, Shinagawa-ku, JP;
Rakuten, Inc., Tokyo, JP;
Abstract
A related-word candidate group () obtained by extracting candidates of a related word on the basis of a predetermined condition from a search query log () is generated (Sto S), a search query of a search word entered by the user is received (S), a partial character string is generated from a character string of the search word (S), on the basis of the partial character strings, a candidate character string is extracted from the related-word candidate group (S), a suitability score of the candidate character string is calculated (S), the candidate character strings are ranked in order of the scores (S), a reference line Lof a suitability score for the ranking is generated on the basis of the suitability score and the ranking (S), a candidate character string whose suitability score is apart from the reference line by a preset threshold or larger is extracted as a registration character string to be registered as a related word (S), and the extracted registration character string and the search word are registered as related words into the related-word DB(S).