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» A data abstraction approach for query relaxation
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MMDB
2003
ACM
178views Multimedia» more  MMDB 2003»
14 years 22 days ago
Video query processing in the VDBMS testbed for video database research
The increased use of video data sets for multimedia-based applications has created a demand for strong video database support, including efficient methods for handling the content...
Walid G. Aref, Moustafa A. Hammad, Ann Christine C...
ICDE
2010
IEEE
243views Database» more  ICDE 2010»
14 years 7 months ago
Probabilistic Contextual Skylines
The skyline query returns the most interesting tuples according to a set of explicitly defined preferences among attribute values. This work relaxes this requirement, and allows us...
Anastasios Arvanitis, Dimitris Sacharidis, Timos K...
CIKM
2006
Springer
13 years 11 months ago
Heuristic containment check of partial tree-pattern queries in the presence of index graphs
The wide adoption of XML has increased the interest of the database community on tree-structured data management techniques. Querying capabilities are provided through tree-patter...
Dimitri Theodoratos, Stefanos Souldatos, Theodore ...
SDMW
2007
Springer
14 years 1 months ago
Query Rewriting Algorithm Evaluation for XML Security Views
Abstract. We investigate the experimental effectiveness of query rewriting over XML security views. Our model consists of access control policies specified over DTDs with XPath e...
Nataliya Rassadko
AP2PC
2004
Springer
14 years 27 days ago
Peer-to-Peer Semantic Integration of XML and RDF Data Sources
Abstract. Peer-to-Peer (P2P) data management systems combine traditional schema-based integration techniques with the P2P infrastructure. In this paper, we propose a P2P data manag...
Isabel F. Cruz, Huiyong Xiao, Feihong Hsu