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» An Attributive Logic of Set Descriptions and Set Operations
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KRDB
2003
111views Database» more  KRDB 2003»
15 years 7 months ago
A Framework for Answering Queries using Multiple Representation and Inference Techniques
The Polylog framework is designed to provide a language for efficiently automating complex queries of information represented in multiple formats. A Polylog program contains a set...
Nicholas L. Cassimatis
DEXA
2000
Springer
76views Database» more  DEXA 2000»
15 years 10 months ago
Semantic Verification of Rule-Based Systems with Arithmetic Constraints
The aim of this paper is to show a method that is able to detect a particular class of semantic inconsistencies in a rule-based system (RBS). A semantic inconsistency is defined by...
Jaime Ramírez, Angélica de Antonio
VLDB
1993
ACM
112views Database» more  VLDB 1993»
15 years 10 months ago
Specifying and Enforcing Intertask Dependencies
Extensions of the traditional atomic transaction model are needed to support the development of multi-system applications or work ows that access heterogeneous databases and legac...
Paul C. Attie, Munindar P. Singh, Amit P. Sheth, M...
ATAL
2005
Springer
15 years 12 months ago
An autonomous performance control framework for Distributed Multi-Agent Systems: a queueing theory based approach
Distributed Multi-Agent Systems (DMAS) such as supply chains functioning in highly dynamic environments need to achieve maximum overall utility during operation. The utility from ...
Nathan Gnanasambandam, Seokcheon Lee, Soundar R. T...
VLDB
1995
ACM
132views Database» more  VLDB 1995»
15 years 10 months ago
Coloring Away Communication in Parallel Query Optimization
We address the problem of finding parallel plans for SQL queries using the two-phase approach of join ordering and query rewrite (JOQR) followed by parallelization. We focus on t...
Waqar Hasan, Rajeev Motwani