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ICDE
1998
IEEE
147views Database» more  ICDE 1998»
16 years 8 months ago
The Effect of Buffering on the Performance of R-Trees
?Past R-tree studies have focused on the number of nodes visited as a metric of query performance. Since database systems usually include a buffering mechanism, we propose that the...
Scott T. Leutenegger, Mario A. Lopez
ICDE
1997
IEEE
136views Database» more  ICDE 1997»
16 years 8 months ago
Delegation: Efficiently Rewriting History
Transaction delegation, as introduced in ACTA, allows a transaction to transfer responsibility for the operations that it has performed on an object to another transaction. Delega...
Cris Pedregal Martin, Krithi Ramamritham
ICDE
1996
IEEE
126views Database» more  ICDE 1996»
16 years 8 months ago
Using Object-Oriented Principles to Optimize Update Propagation to Materialized Views
View materialization is known to be a valuable technique for performance optimization in relational databases, and much work has been done addressing the problem of consistently m...
Harumi A. Kuno, Elke A. Rundensteiner
ICIP
2009
IEEE
16 years 8 months ago
Facial Marks: Soft Biometric For Face Recognition
We propose to utilize micro features, namely facial marks (e.g., freckles, moles, and scars) to improve face recognition and retrieval performance. Facial marks can be used in thr...
GIS
2006
ACM
16 years 8 months ago
Analyzing theme, space, and time: an ontology-based approach
The W3C's Semantic Web Activity is illustrating the use of semantics for information integration, search, and analysis. However, the majority of the work in this community ha...
Matthew Perry, Farshad Hakimpour, Amit P. Sheth
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