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:
Feb. 07, 2012
Filed:
Sep. 21, 2009
Yumao LU, San Jose, CA (US);
Lei Duan, San Jose, CA (US);
Fan LI, Sunnyvale, CA (US);
Benoit Dumoulin, Palo Alto, CA (US);
Xing Wei, Sunnyvale, CA (US);
Yumao Lu, San Jose, CA (US);
Lei Duan, San Jose, CA (US);
Fan Li, Sunnyvale, CA (US);
Benoit Dumoulin, Palo Alto, CA (US);
Xing Wei, Sunnyvale, CA (US);
Yahoo ! Inc., Sunnyvale, CA (US);
Abstract
In one embodiment, access a search query comprising one or more query words, at least one of the query words representing one or more query concepts; access a network document identified for a search query by a search engine, the network document comprising one or more document words, at least one of the document words representing one or more document concepts; semantic-text match the search query and the network document to determine one or more negative semantic-text matches; and construct one or more negative features based on the negative semantic-text matches.