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EDBT
2000
ACM
14 years 9 days ago
Materialized View Selection for Multi-Cube Data Models
OLAP applications use precomputation of aggregate data to improve query response time. While this problem has been well-studied in the recent database literature, to our knowledge ...
Amit Shukla, Prasad Deshpande, Jeffrey F. Naughton
EDBT
2009
ACM
158views Database» more  EDBT 2009»
13 years 12 months ago
An approach to detecting relevant updates to cached data using XML and active databases
Client/server information systems use caching techniques to reduce the volume of transmitted data as well as response time and, especially in the case of systems with mobile clien...
Essam Mansour, Hagen Höpfner
AAAI
2007
13 years 11 months ago
Valuation Uncertainty and Imperfect Introspection in Second-Price Auctions
In auction theory, agents are typically presumed to have perfect knowledge of their valuations. In practice, though, they may face barriers to this knowledge due to transaction co...
David Robert Martin Thompson, Kevin Leyton-Brown
ESWS
2010
Springer
13 years 10 months ago
Dealing with Inconsistency When Combining Ontologies and Rules Using DL-Programs
Abstract. Description Logic Programs (DL-programs) have been introduced to combine ontological and rule-based reasoning in the context of the Semantic Web. A DL-program loosely com...
Jörg Pührer, Stijn Heymans, Thomas Eiter
EUROCRYPT
2008
Springer
13 years 10 months ago
Security/Efficiency Tradeoffs for Permutation-Based Hashing
We provide attacks and analysis that capture a tradeoff, in the ideal-permutation model, between the speed of a permutation-based hash function and its potential security. For coll...
Phillip Rogaway, John P. Steinberger