93 search results - page 17 / 19 » A Hierarchy of Semantics for Non-deterministic Term Rewritin... |
CICLING
2010
Springer
13 years 12 months ago
2010
Springer
We introduce an Information Extraction (IE) system which uses the logical theory of an ontology as a generalisation of the typical information extraction patterns to extract biolog...
VLDB
2007
ACM
14 years 29 days ago
2007
ACM
Dataspace management has been recently identified as a new agenda for information management [17, 22] and information integration [23]. In sharp contrast to standard information ...
SIGMOD
2010
ACM
13 years 7 months ago
2010
ACM
Automated extraction of structured data from Web sources often leads to large heterogeneous knowledge bases (KB), with data and schema items numbering in the hundreds of thousands...
SACMAT
2009
ACM
14 years 1 months ago
2009
ACM
XACML does not natively support RBAC and even the specialized XACML profiles are not able to support many relevant constraints such as static and dynamic separation of duty. Exte...
CCS
2008
ACM
13 years 8 months ago
2008
ACM
Pervasive computing environments have created a requirement for spatial- and temporal-aware access control systems. Although temporal, spatial and spatio-temporal role-based acces...