147 search results - page 13 / 30 » A Semantics-based Approach to Design of Query Languages for ... |
SIGMOD
2009
ACM
14 years 7 months ago
2009
ACM
We propose a language-model-based ranking approach for SPARQLlike queries on entity-relationship graphs. Our ranking model supports exact matching, approximate structure matching,...
HICSS
2003
IEEE
14 years 27 days ago
2003
IEEE
Abstract— This paper presents a framework for verifying compilation tools for parametrised hardware libraries with placement information. Such libraries are captured in Pebble, a...
ICTAI
2009
IEEE
14 years 2 months ago
2009
IEEE
Abstract—In distributed environments, access control decisions depend on statements of multiple agents rather than only one central trusted party. However, existing policy langua...
XSYM
2009
Springer
14 years 2 months ago
2009
Springer
Abstract. We propose a mapping from the Enhanced Entity Relationship conceptual model to the W3C XML Schema Language with the following properties: information and integrity constr...
SIGMOD
2008
ACM
14 years 7 months ago
2008
ACM
To deal with data uncertainty, existing probabilistic database systems augment tuples with attribute-level or tuple-level probability values, which are loaded into the database al...