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» On the Expressiveness and Complexity of ATL
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VLDB
1991
ACM
179views Database» more  VLDB 1991»
15 years 1 months ago
A Relationship Mechanism for a Strongly Typed Object-Oriented Database Programming Language
Object-oriented data models are receiving wide attention since they provide expressive ionmechanismsto model naturally and directly both structural and behavioral aspectsof comple...
Antonio Albano, Giorgio Ghelli, Renzo Orsini
PODS
2001
ACM
145views Database» more  PODS 2001»
15 years 10 months ago
Optimization of Sequence Queries in Database Systems
The need to search for complex and recurring patterns in database sequences is shared by many applications. In this paper, we discuss how to express and support efficiently sophis...
Reza Sadri, Carlo Zaniolo, Amir M. Zarkesh, Jafar ...
EDBT
2006
ACM
137views Database» more  EDBT 2006»
15 years 10 months ago
Data Mapping as Search
In this paper, we describe and situate the TUPELO system for data mapping in relational databases. Automating the discovery of mappings between structured data sources is a long st...
George H. L. Fletcher, Catharine M. Wyss
ESWS
2007
Springer
15 years 4 months ago
Acquisition of OWL DL Axioms from Lexical Resources
State-of-the-art research on automated learning of ontologies from text currently focuses on inexpressive ontologies. The acquisition of complex axioms involving logical connective...
Johanna Völker, Pascal Hitzler, Philipp Cimia...
ADAEUROPE
2006
Springer
15 years 4 months ago
Interchangeable Scheduling Policies in Real-Time Middleware for Distribution
When a middleware layer is designed for providing semi-transparent distribution facilities to real-time applications, a trade-off must be made between the expressiveness and contro...
Juan López Campos, J. Javier Gutiérr...