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» Applications of Preferences using Answer Set Programming
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EDBT
2009
ACM
127views Database» more  EDBT 2009»
15 years 11 months ago
Answering aggregate keyword queries on relational databases using minimal group-bys
Keyword search has been recently extended to relational databases to retrieve information from text-rich attributes. However, all the existing methods focus on finding individual...
Bin Zhou 0002, Jian Pei
PODS
2005
ACM
147views Database» more  PODS 2005»
16 years 4 months ago
Peer data exchange
Abstract. We present a semantics and answer set programs for relational peer data exchange systems. When a peer answers a query, it exchanges data with other peers in order to supp...
Ariel Fuxman, Phokion G. Kolaitis, Renée J....
CEC
2011
IEEE
14 years 4 months ago
Cost-benefit analysis of using heuristics in ACGP
—Constrained Genetic Programming (CGP) is a method of searching the Genetic Programming search space non-uniformly, giving preferences to certain subspaces according to some heur...
John W. Aleshunas, Cezary Z. Janikow
LPNMR
2009
Springer
15 years 10 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
164
Voted
JAIR
2007
108views more  JAIR 2007»
15 years 4 months ago
Discovering Classes of Strongly Equivalent Logic Programs
We report on a successful experiment of computeraided theorem discovery in the area of logic programming with answer set semantics. Specifically, with the help of computers, we d...
Fangzhen Lin, Yin Chen