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» On LR(k)-Parsers of Polynomial Size
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TISSEC
2002
123views more  TISSEC 2002»
14 years 9 months ago
An algebraic approach to IP traceback
We present a new solution to the problem of determining the path a packet traversed over the Internet (called the traceback problem) during a denial of service attack. Previous so...
Drew Dean, Matthew K. Franklin, Adam Stubblefield
FSTTCS
2010
Springer
14 years 8 months ago
Determining the Winner of a Dodgson Election is Hard
Computing the Dodgson Score of a candidate in an election is a hard computational problem, which has been analyzed using classical and parameterized analysis. In this paper we reso...
Michael R. Fellows, Bart M. P. Jansen, Daniel Loks...
CAP
2010
14 years 5 months ago
Parallel computation of the minimal elements of a poset
Computing the minimal elements of a partially ordered finite set (poset) is a fundamental problem in combinatorics with numerous applications such as polynomial expression optimiz...
Charles E. Leiserson, Marc Moreno Maza, Liyun Li, ...
AMW
2011
14 years 1 months ago
Bag Equivalence of Bounded Symmetry-Degree Conjunctive Queries with Inequalities
Abstract. We consider the problem of checking equivalence of conjunctive queries with inequalities under bag (multiset) semantics. The problem is known to be decidable in pspace an...
Mingmin Chen, Todd J. Green
IPPS
1997
IEEE
15 years 1 months ago
Designing Efficient Distributed Algorithms Using Sampling Techniques
In this paper we show the power of sampling techniques in designing efficient distributed algorithms. In particular, we show that using sampling techniques, on some networks, sele...
Sanguthevar Rajasekaran, David S. L. Wei