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ICDT
1995
ACM
79views Database» more  ICDT 1995»
14 years 17 days ago
Optimization Using Tuple Subsumption
A tuple t1 of relation R subsumes tuple t2 of R, with respect to a query Q if for every database, tuple t1 derives all, and possibly more, answers to query Q than derived by tuple ...
Venky Harinarayan, Ashish Gupta
ICDE
1991
IEEE
105views Database» more  ICDE 1991»
14 years 15 days ago
Voting with Regenerable Volatile Witnesses
Voting protocols ensure the consistency of replicated objects by requiring all read and write requests to collect an appropriate quorum of replicas. We propose to replace some of ...
Jehan-François Pâris, Darrell D. E. L...
CLA
2007
13 years 10 months ago
A New Concise Representation of Frequent Patterns through Disjunctive Search Space
The interest in a further pruning of the set of frequent patterns that can be drawn from real-life datasets is growing up. In fact, it is a quite survival reflex towards providing...
Tarek Hamrouni, Islem Denden, Sadok Ben Yahia, Eng...
FORTE
2010
13 years 10 months ago
On Efficient Models for Model Checking Message-Passing Distributed Protocols
Abstract. The complexity of distributed algorithms, such as state machine replication, motivates the use of formal methods to assist correctness verification. The design of the for...
Péter Bokor, Marco Serafini, Neeraj Suri
DSML
2008
107views Formal Methods» more  DSML 2008»
13 years 10 months ago
How Web 2.0 can Leverage Model Engineering in Practice
: Today's online model repositories offer to download and view the textual specifications of e.g. metamodels and models in the browser. For users, in order to efficiently sear...
Manuel Wimmer, Andrea Schauerhuber, Michael Stromm...