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SODA
2003
ACM
13 years 9 months ago
2003
ACM
We consider the problem of revenue maximization in online auctions, that is, auctions in which bids are received and dealt with one-by-one. In this note, we demonstrate that resul...
KRDB
1998
13 years 9 months ago
1998
Previous researchers note the problem for semantic optimisation of database queries caused by its production of a large number of semantically equivalent alternative queries, from...
WCE
2007
13 years 8 months ago
2007
— Industrial plants makes a carefully trace of the human intervention on the process. This intervention happens at different points in the history of the facility, since the desi...
BIRTHDAY
2010
Springer
13 years 8 months ago
2010
Springer
In this note we consider the following decision problems. Let be a fixed first-order signature. (i) Given a first-order theory or ground theory T over of Turing degree , a program...
CONCUR
2010
Springer
13 years 8 months ago
2010
Springer
ompositionality of Round Abstraction Abstract Dan R. Ghica and Mohamed N. Menaa University of Birmingham, U.K. We revisit a technique called round abstraction as a solution to the ...