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ICAIL
2007
ACM
13 years 9 months ago
Legal Query Expansion using Ontologies and Relevance Feedback
The aim of our research is the improvement of Boolean search with query expansion using lexical ontologies and user feedback. User studies strongly suggest that standard search tec...
Erich Schweighofer, Anton Geist
ISCAS
2002
IEEE
94views Hardware» more  ISCAS 2002»
14 years 17 days ago
Minimum power broadcast trees for wireless networks: optimizing using the viability lemma
Wireless multicast/broadcast sessions, unlike wired networks, inherently reaches several nodes with a single transmission. For omnidirectional wireless broadcast to a node, all no...
Robert J. Marks II, Arindam Kumar Das, Mohamed A. ...
PVLDB
2010
110views more  PVLDB 2010»
13 years 6 months ago
Read-Once Functions and Query Evaluation in Probabilistic Databases
Probabilistic databases hold promise of being a viable means for large-scale uncertainty management, increasingly needed in a number of real world applications domains. However, q...
Prithviraj Sen, Amol Deshpande, Lise Getoor
SIGMOD
2007
ACM
225views Database» more  SIGMOD 2007»
14 years 7 months ago
From complete to incomplete information and back
Incomplete information arises naturally in numerous data management applications. Recently, several researchers have studied query processing in the context of incomplete informat...
Lyublena Antova, Christoph Koch, Dan Olteanu
CIKM
2008
Springer
13 years 9 months ago
A heuristic approach for checking containment of generalized tree-pattern queries
Query processing techniques for XML data have focused mainly on tree-pattern queries (TPQs). However, the need for querying XML data sources whose structure is very complex or not...
Pawel Placek, Dimitri Theodoratos, Stefanos Soulda...