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ATAL
2007
Springer
13 years 11 months ago
Negotiation by abduction and relaxation
This paper studies a logical framework for automated negotiation between two agents. We suppose an agent who has a knowledge base represented by a logic program. Then, we introduc...
Chiaki Sakama, Katsumi Inoue
COOPIS
2003
IEEE
14 years 1 months ago
Flora-2: A Rule-Based Knowledge Representation and Inference Infrastructure for the Semantic Web
Abstract. Flora-2 is a rule-based object-oriented knowledge base system designed for a variety of automated tasks on the Semantic Web, ranging from meta-data management to informat...
Guizhen Yang, Michael Kifer, Chang Zhao
KES
2004
Springer
14 years 1 months ago
Mining Positive and Negative Fuzzy Association Rules
While traditional algorithms concern positive associations between binary or quantitative attributes of databases, this paper focuses on mining both positive and negative fuzzy ass...
Peng Yan, Guoqing Chen, Chris Cornelis, Martine De...
PODS
2008
ACM
141views Database» more  PODS 2008»
14 years 7 months ago
On the complexity of deriving schema mappings from database instances
We introduce a theoretical framework for discovering relationships between two database instances over distinct and unknown schemata. This framework is grounded in the context of ...
Pierre Senellart, Georg Gottlob
HASKELL
2006
ACM
14 years 1 months ago
Strong types for relational databases
Haskell’s type system with multi-parameter constructor classes and functional dependencies allows static (compile-time) computations to be expressed by logic programming on the ...
Alexandra Silva, Joost Visser