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» The LIFEdb database in 2006
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DBA
2006
182views Database» more  DBA 2006»
15 years 8 months ago
Matrix Apriori: Speeding Up the Search for Frequent Patterns
This work discusses the problem of generating association rules from a set of transactions in a relational database, taking performance and accuracy of found results as the essent...
Judith Pavón, Sidney Viana, Santiago G&oacu...
GEOINFORMATICA
2006
94views more  GEOINFORMATICA 2006»
15 years 6 months ago
Spatial Query Estimation without the Local Uniformity Assumption
Existing estimation approaches for spatial databases often rely on the assumption that data distribution in a small region is uniform, which seldom holds in practice. Moreover, the...
Yufei Tao, Christos Faloutsos, Dimitris Papadias
JSA
2006
81views more  JSA 2006»
15 years 6 months ago
Deferred locking with shadow transaction for client-server DBMSs
Data-shipping systems that allow inter-transaction caching raise the need of a transactional cache consistency maintenance (CCM) protocol because each client is able to cache a po...
Hyeokmin Kwon, Songchun Moon
JSS
2006
134views more  JSS 2006»
15 years 6 months ago
On past-time indexing of moving objects
Tracking of mobile objects trajectories is one of many modern applications supported by Spatiotemporal databases. Within the context of this application, queries about the present...
Katerina Raptopoulou, Michael Vassilakopoulos, Yan...
NPL
2006
115views more  NPL 2006»
15 years 6 months ago
An RCE-based Associative Memory with Application to Human Face Recognition
In this paper we construct an associative memory model based on the restricted Coulomb energy (RCE) network. We propose a simple architecture and training algorithm for this RCE-b...
Xiaoyan Mu, Mehmet Artiklar, Paul Watta, Mohamad H...