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» Efficient Query Processing on the Relational Quadtree
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PVLDB
2010
252views more  PVLDB 2010»
13 years 2 months ago
Efficient and Effective Similarity Search over Probabilistic Data based on Earth Mover's Distance
Probabilistic data is coming as a new deluge along with the technical advances on geographical tracking, multimedia processing, sensor network and RFID. While similarity search is...
Jia Xu, Zhenjie Zhang, Anthony K. H. Tung, Ge Yu
CIKM
2006
Springer
13 years 11 months ago
SaLSa: computing the skyline without scanning the whole sky
Skyline queries compute the set of Pareto-optimal tuples in a relation, i.e., those tuples that are not dominated by any other tuple in the same relation. Although several algorit...
Ilaria Bartolini, Paolo Ciaccia, Marco Patella
SIGMOD
2005
ACM
154views Database» more  SIGMOD 2005»
14 years 8 months ago
Lazy XML Updates: Laziness as a Virtue of Update and Structural Join Efficiency
XML documents are normally stored as plain text files. Hence, the natural and most convenient way to update XML documents is to simply edit the text files. But efficient query eva...
Barbara Catania, Wen Qiang Wang, Beng Chin Ooi, Xi...
DBSEC
2003
149views Database» more  DBSEC 2003»
13 years 9 months ago
Anti-Tamper Databases: Querying Encrypted Databases
With mobile computing and powerful laptops, databases with sensitive data can be physically retrieved by malicious users who can employ techniques that were not previously thought...
Gultekin Özsoyoglu, David A. Singer, Sun S. C...
DOLAP
2000
ACM
14 years 8 days ago
CUBIST: A New Algorithm For Improving the Performance of Ad-hoc OLAP Queries
Being able to efficiently answer arbitrary OLAP queries that aggregate along any combination of dimensions over numerical and categorical attributes has been a continued, major co...
Lixin Fu, Joachim Hammer