396 search results - page 49 / 80 » Semantic Optimization of Preference Queries |
OOPSLA
2007
Springer
14 years 1 months ago
2007
Springer
Current real-world software applications typically involve heavy use of relational and XML data and their query languages. Unfortunately object-oriented languages and database que...
LPAR
2005
Springer
14 years 1 months ago
2005
Springer
Integrity checking is an essential means for the preservation of the intended semantics of a deductive database. Incrementality is the only feasible approach to checking and can be...
PR
2006
13 years 7 months ago
2006
Performance evaluation of content-based image retrieval (CBIR) systems is an important but still unsolved problem. The reason for its importance is that only performance evaluatio...
SIGMOD
2003
ACM
14 years 7 months ago
2003
ACM
We propose a framework for integrating data from multiple relational sources into an XML document that both conforms to a given DTD and satisfies predefined XML constraints. The f...
WWW
2007
ACM
14 years 8 months ago
2007
ACM
This paper explores the use of social annotations to improve web search. Nowadays, many services, e.g. del.icio.us, have been developed for web users to organize and share their f...