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» A New Heuristic for Optimizing Large Queries
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BMCBI
2008
142views more  BMCBI 2008»
13 years 7 months ago
Optimal neighborhood indexing for protein similarity search
Background: Similarity inference, one of the main bioinformatics tasks, has to face an exponential growth of the biological data. A classical approach used to cope with this data ...
Pierre Peterlongo, Laurent Noé, Dominique L...
ICDE
2007
IEEE
115views Database» more  ICDE 2007»
14 years 1 months ago
A Genetic Approach to Multivariate Microaggregation for Database Privacy
Microaggregation is a technique used to protect privacy in databases and location-based services. We propose a new hybrid technique for multivariate microaggregation. Our techniqu...
Antoni Martínez-Ballesté, Agusti Sol...
PVLDB
2008
126views more  PVLDB 2008»
13 years 7 months ago
Parallelizing query optimization
Many commercial RDBMSs employ cost-based query optimization exploiting dynamic programming (DP) to efficiently generate the optimal query execution plan. However, optimization tim...
Wook-Shin Han, Wooseong Kwak, Jinsoo Lee, Guy M. L...
ADC
2005
Springer
114views Database» more  ADC 2005»
14 years 1 months ago
Optimization of Relational Preference Queries
The design and implementation of advanced personalized database applications requires a preference-driven approach. Representing preferences as strict partial orders is a good cho...
Bernd Hafenrichter, Werner Kießling
EDBT
2010
ACM
135views Database» more  EDBT 2010»
13 years 5 months ago
Querying spatial patterns
Spatial data are common in many scientific and commercial domains such as geographical information systems and gene/protein expression profiles. Querying for distribution patterns...
Vishwakarma Singh, Arnab Bhattacharya, Ambuj K. Si...