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DM
2008
102views more  DM 2008»
13 years 7 months ago
Largest subsemigroups of the full transformation monoid
In this paper we are concerned with the following question: for a semigroup S, what is the largest size of a subsemigroup T S where T has a given property? The semigroups S that w...
R. Gray, J. D. Mitchell
CPHYSICS
2006
135views more  CPHYSICS 2006»
13 years 7 months ago
USPEX - Evolutionary crystal structure prediction
We approach the problem of computational crystal structure prediction, implementing an evolutionary algorithm--USPEX (Universal Structure Predictor: Evolutionary Xtallography). St...
Colin W. Glass, Artem R. Oganov, Nikolaus Hansen
NORDICHI
2006
ACM
14 years 1 months ago
Affordances and constraints in screen-based musical instruments
The ixi software is an ongoing interdisciplinary research project. It focuses on the creation of screen-based interfaces as digital musical instruments. The notion of situated cog...
Thor Magnusson
ASIACRYPT
2008
Springer
13 years 9 months ago
Solving Linear Equations Modulo Divisors: On Factoring Given Any Bits
We study the problem of finding solutions to linear equations modulo an unknown divisor p of a known composite integer N. An important application of this problem is factorization ...
Mathias Herrmann, Alexander May
PODS
2009
ACM
171views Database» more  PODS 2009»
14 years 8 months ago
XML schema mappings
Relational schema mappings have been extensively studied in connection with data integration and exchange problems, but mappings between XML schemas have not received the same amo...
Shun'ichi Amano, Leonid Libkin, Filip Murlak