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WEBDB
2001
Springer
113views Database» more  WEBDB 2001»
15 years 11 months ago
Indexing XML Data with ToXin
Indexing schemes for semistructured data have been developed in recent years to optimize path query processing by summarizing path information. However, most of these schemes can ...
Flavio Rizzolo, Alberto O. Mendelzon
DLOG
2007
15 years 9 months ago
Optimizing Tableau Reasoning in ALC Extended with Uncertainty
Abstract. There has been an increased interest in recent years to incorporate uncertainty in Description Logics (DLs), and a number of proposals have been put forward for modeling ...
Volker Haarslev, Hsueh-Ieng Pai, Nematollaah Shiri
ESWS
2008
Springer
15 years 8 months ago
Exploring the Knowledge in Semi Structured Data Sets with Rich Queries
Semantics can be integrated in to search processing during both document analysis and querying stages. We describe a system that incorporates both, semantic annotations of Wikipedi...
Jürgen Umbrich, Sebastian Blohm
RP
2010
Springer
163views Control Systems» more  RP 2010»
15 years 4 months ago
Efficient Graph Reachability Query Answering Using Tree Decomposition
Efficient reachability query answering in large directed graphs has been intensively investigated because of its fundamental importance in many application fields such as XML data ...
Fang Wei
CIDM
2007
IEEE
16 years 28 days ago
Reactive Query Policies: A Formalism for Planning with Volatile External Information
— To generate plans for collecting data for data mining, an important problem is information volatility during planning: the information needed by the planning system may change ...
Tsz-Chiu Au, Dana S. Nau