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» Syntax, Semantics, and Pragmatics of Contexts
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SDB
1995
178views Database» more  SDB 1995»
13 years 11 months ago
A Semantics-based Approach to Design of Query Languages for Partial Information
Most of work on partial information in databases asks which operations of standard languages, like relational algebra, can still be performed correctly in the presence of nulls. In...
Leonid Libkin
IRI
2009
IEEE
14 years 2 months ago
An Agent-based Formal Framework for Modeling and Simulating Supply Chains
We propose an open and extensible agent-based formal framework for modeling and simulating supply chains. Since structures and behaviors of supply chains can be very different bas...
Li Tan, Shenghan Xu, Benjamin Meyer, Brock Erwin
ER
2003
Springer
129views Database» more  ER 2003»
14 years 1 months ago
Querying Heterogeneous XML Sources through a Conceptual Schema
XML is a widespread W3C standard used by several kinds of applications for data representation and exchange over the web. In the context of a system that provides semantic integrat...
Sandro Daniel Camillo, Carlos A. Heuser, Ronaldo d...
COMPSAC
2009
IEEE
13 years 11 months ago
Cartesian Programming: The TransLucid Programming Language
Abstract. The TransLucid programming language is a low-level intensional language, designed to be sufficiently rich for it to be the target language for translating the common prog...
John Plaice, Blanca Mancilla
ICDE
2008
IEEE
129views Database» more  ICDE 2008»
14 years 9 months ago
Optimal Boolean Matrix Decomposition: Application to Role Engineering
Abstract-- A decomposition of a binary matrix into two matrices gives a set of basis vectors and their appropriate combination to form the original matrix. Such decomposition solut...
Haibing Lu, Jaideep Vaidya, Vijayalakshmi Atluri