Tianjin
China
5
2010-04-01
The entities that hold a legal rights for patent applications filed by inventor Xu Jun:
Jun Xu from Tianjin, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
Directly optimizing evaluation measures in learning to rank
#2 | 2008-01-31Learning a document ranking using a loss function with a rank pair or a query parameter
#3 | 2007-06-28Search By Document Type And Relevance
#4 | 2007-06-28Search by document type and relevance
#5 | 2006-11-02Ranking and accessing definitions of terms
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