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» On the Complexity of Universal Programs
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TOOLS
2000
IEEE
15 years 11 months ago
Spatiotemporal Data Modeling and Management: A Survey
Many data objects in the real world have attributes about location and time. Such spatiotemporal objects can be found in applications such Geographic Information Systems (GIS), env...
Xiaoyu Wang, Xiaofang Zhou, Sanglu Lu
POPL
2000
ACM
15 years 11 months ago
(Optimal) Duplication is not Elementary Recursive
In 1998 Asperti and Mairson proved that the cost of reducing a lambda-term using an optimal lambda-reducer (a la L´evy) cannot be bound by any elementary function in the number o...
Andrea Asperti, Paolo Coppola, Simone Martini
IPPS
1999
IEEE
15 years 11 months ago
Experimental Evaluation of QSM, a Simple Shared-Memory Model
Parallel programming models should attempt to satisfy two conflicting goals. On one hand, they should hide architectural details so that algorithm designers can write simple, port...
Brian Grayson, Michael Dahlin, Vijaya Ramachandran
TOOLS
1999
IEEE
15 years 11 months ago
Communication as a Means to Differentiate Objects, Components and Agents
the right abstractions is important for managing the complexity of your system. Three t abstractions used today are object, component and agent. Many similarities exist these abst...
Dwight Deugo, Franz Oppacher, Bruce Ashfield, Mich...
157
Voted
IFIP
1999
Springer
15 years 11 months ago
Experimental comparison of control architectures
Most control systems of flexible production cells have a hierarchical structure. They become very complicated and difficult to maintain and modify when the underlying production c...
J. M. van de Mortel-Fronczak, J. P. M. Schmitz, J....