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» Materialized Views in Oracle
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86
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SIGMOD
2001
ACM
108views Database» more  SIGMOD 2001»
15 years 10 months ago
PREFER: A System for the Efficient Execution of Multi-parametric Ranked Queries
Users often need to optimize the selection of objects by appropriately weighting the importance of multiple object attributes. Such optimization problems appear often in operation...
Vagelis Hristidis, Nick Koudas, Yannis Papakonstan...
PKC
2012
Springer
235views Cryptology» more  PKC 2012»
13 years 25 days ago
Improved Security for Linearly Homomorphic Signatures: A Generic Framework
ded abstract of this work will appear in Public Key Cryptography — PKC 2012. This is the full version. We propose a general framework that converts (ordinary) signature schemes ...
David Mandell Freeman
STOC
2009
ACM
156views Algorithms» more  STOC 2009»
15 years 11 months ago
Polynomial-time theory of matrix groups
We consider matrix groups, specified by a list of generators, over finite fields. The two most basic questions about such groups are membership in and the order of the group. Even...
László Babai, Robert Beals, Á...
79
Voted
DMDW
2000
93views Management» more  DMDW 2000»
14 years 11 months ago
Storing auxiliary data for efficient maintenance and lineage tracing of complex views
As views in a data warehouse become more complex, the view maintenance process can become very complicated and potentially very inefficient. Storing auxiliary views in the warehou...
Yingwei Cui, Jennifer Widom
MMM
2008
Springer
119views Multimedia» more  MMM 2008»
15 years 4 months ago
Detecting and Clustering Multiple Takes of One Scene
Abstract. In applications such as video post-production users are confronted with large amounts of redundant unedited raw material, called rushes. Viewing and organizing this mater...
Werner Bailer, Felix Lee, Georg Thallinger