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COMBINATORICS
1998
76views more  COMBINATORICS 1998»
15 years 2 months ago
An Exploration of the Permanent-Determinant Method
The permanent-determinant method and its generalization, the HafnianPfaffian method, are methods to enumerate perfect matchings of plane graphs that were discovered by P. W. Kaste...
Greg Kuperberg
ECCC
2010
119views more  ECCC 2010»
14 years 9 months ago
On beating the hybrid argument
The hybrid argument allows one to relate the distinguishability of a distribution (from uniform) to the predictability of individual bits given a prefix. The argument incurs a los...
Bill Fefferman, Ronen Shaltiel, Christopher Umans,...
FMLDO
1990
Springer
86views Database» more  FMLDO 1990»
15 years 6 months ago
Views in Object-Oriented Databases
Object-oriented database systems (ooDBMSs) are supposed to offer at least the functionality available in commercial relational DBMSs of today. One important consequence of this is...
Marc H. Scholl, Christian Laasch, Markus Tresch
133
Voted
CORR
2002
Springer
132views Education» more  CORR 2002»
15 years 2 months ago
Nonmonotonic Reasoning, Preferential Models and Cumulative Logics
Many systems that exhibit nonmonotonic behavior have been described and studied already in the literature. The general notion of nonmonotonic reasoning, though, has almost always ...
Sarit Kraus, Daniel J. Lehmann, Menachem Magidor
ER
2006
Springer
158views Database» more  ER 2006»
15 years 6 months ago
Database to Semantic Web Mapping Using RDF Query Languages
One of the main drawbacks of the Semantic Web is the lack of semantically rich data, since most of the information is still stored in relational databases. In this paper, we presen...
Cristian Pérez de Laborda, Stefan Conrad