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IJAC
2007
64views more  IJAC 2007»
13 years 8 months ago
Star-Free Geodesic Languages for Groups
In this article we show that every group with a finite presentation satisfying one or both of the small cancellation conditions C (1/6) and C (1/4) − T (4) has the property that...
Susan M. Hermiller, Derek F. Holt, Sarah Rees
LPNMR
2009
Springer
14 years 2 months ago
A Default Approach to Semantics of Logic Programs with Constraint Atoms
We define the semantics of logic programs with (abstract) constraint atoms in a way closely tied to default logic. Like default logic, formulas in rules are evaluated using the cl...
Yi-Dong Shen, Jia-Huai You
SDM
2007
SIAM
118views Data Mining» more  SDM 2007»
13 years 9 months ago
On Privacy-Preservation of Text and Sparse Binary Data with Sketches
In recent years, privacy preserving data mining has become very important because of the proliferation of large amounts of data on the internet. Many data sets are inherently high...
Charu C. Aggarwal, Philip S. Yu
PVLDB
2010
119views more  PVLDB 2010»
13 years 6 months ago
Chase Termination: A Constraints Rewriting Approach
Several database areas such as data exchange and integration share the problem of fixing database instance violations with respect to a set of constraints. The chase algorithm so...
Francesca Spezzano, Sergio Greco
LPNMR
2005
Springer
14 years 1 months ago
SELP - A System for Studying Strong Equivalence Between Logic Programs
Abstract. This paper describes a system called SELP for studying strong equivalence in answer set logic programming. The basic function of the system is to check if two given groun...
Yin Chen, Fangzhen Lin, Lei Li