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LICS
2009
IEEE
15 years 4 months ago
An Exponential Lower Bound for the Parity Game Strategy Improvement Algorithm as We Know it
This paper presents a new lower bound for the discrete strategy improvement algorithm for solving parity games due to V¨oge and Jurdzi´nski. First, we informally show which stru...
Oliver Friedmann
ACL
2006
14 years 10 months ago
Empirical Lower Bounds on the Complexity of Translational Equivalence
This paper describes a study of the patterns of translational equivalence exhibited by a variety of bitexts. The study found that the complexity of these patterns in every bitext ...
Benjamin Wellington, Sonjia Waxmonsky, I. Dan Mela...
103
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DATAMINE
2006
176views more  DATAMINE 2006»
14 years 9 months ago
A Bit Level Representation for Time Series Data Mining with Shape Based Similarity
Clipping is the process of transforming a real valued series into a sequence of bits representing whether each data is above or below the average. In this paper, we argue that clip...
Anthony J. Bagnall, Chotirat (Ann) Ratanamahatana,...
CORR
2010
Springer
162views Education» more  CORR 2010»
14 years 6 months ago
Cross-Composition: A New Technique for Kernelization Lower Bounds
We introduce a new technique for proving kernelization lower bounds, called cross-composition. A classical problem L cross-composes into a parameterized problem Q if an instance o...
Hans L. Bodlaender, Bart M. P. Jansen, Stefan Krat...
AAAI
2010
14 years 7 months ago
A Lower Bound on the Size of Decomposable Negation Normal Form
We consider in this paper the size of a Decomposable Negation Normal Form (DNNF) that respects a given vtree (known as structured DNNF). This representation of propositional knowl...
Thammanit Pipatsrisawat, Adnan Darwiche