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VLDB
1999
ACM
124views Database» more  VLDB 1999»
15 years 11 months ago
Cost Models DO Matter: Providing Cost Information for Diverse Data Sources in a Federated System
An important issue for federated systems of diverse data sources is optimizing cross-source queries, without building knowledge of individual sources into the optimizer. This pape...
Mary Tork Roth, Fatma Ozcan, Laura M. Haas
MABS
1998
Springer
15 years 11 months ago
Multi-Agent Architecture Integrating Heterogeneous Models of Dynamical Processes: The Representation of Time
Multi-agent simulations aim at representing the dynamics of complex systems as resulting from multiple interactions between autonomous entities including their own perception of lo...
Edem Fianyo, Jean-Pierre Treuil, Edith Perrier, Yv...
RTSS
1997
IEEE
15 years 11 months ago
On-the-fly symbolic model checking for real-time systems
This paper presents an on-the-fly and symbolic algorithm for checking whether a timed automaton satisfies a formula of a timed temporal logic which is more expressive than TCTL....
Ahmed Bouajjani, Stavros Tripakis, Sergio Yovine
GI
2007
Springer
15 years 10 months ago
User Profile Refinement Using Explicit User Interest Modeling
: In this paper, we present an approach to refine user profiles that were derived from Web server logs in an automated procedure. In most application scenarios, such automatically ...
Gerald Stermsek, Mark Strembeck, Gustaf Neumann
CSMR
2004
IEEE
15 years 10 months ago
Legacy Software Evaluation Model for Outsourced Maintainer
Outsourcing has become common practice in the software industry. Organizations routinely subcontract the maintenance of their software assets to specialized companies. A great cha...
Cristiane S. Ramos, Káthia Marçal de...