736 search results - page 31 / 148 » Ranking Query Results using Context-Aware Preferences |
ICDE
2010
IEEE
14 years 9 months ago
2010
IEEE
1 We consider the problem of similarity search in applications where the cost of computing the similarity between two records is very expensive, and the similarity measure is not a...
WAIM
2009
Springer
14 years 4 months ago
2009
Springer
Search engine advertising has become the main stream of online advertising system. In current search engine advertising systems, all users will get the same advertisement rank if t...
SIGMOD
2011
ACM
13 years 28 days ago
2011
ACM
We study the problem of context-sensitive ranking for document retrieval, where a context is defined as a sub-collection of documents, and is specified by queries provided by do...
FUIN
2006
13 years 10 months ago
2006
In this paper we deal with the problem of finding an optimal query execution plan in database systems. We improve the analysis of a polynomial-time approximation algorithm due to M...
PPAM
2005
Springer
14 years 3 months ago
2005
Springer
Abstract. In this paper we deal with the problem of finding an optimal query execution plan in database systems. We improve the analysis of a polynomial-time approximation algorit...