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» On the Computational Capabilities of Several Models
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MFDBS
1989
102views Database» more  MFDBS 1989»
15 years 2 months ago
Transitive Closure and the LOGA+-Strategy for its Efficient Evaluation
One of the key problems when extending relational database query languages to include deductive capabilities, is to provide them with efficient methods for answering recursive que...
W. Yan, Nelson Mendonça Mattos
SDMW
2009
Springer
15 years 2 months ago
Longitude: Centralized Privacy-Preserving Computation of Users' Proximity
A “friend finder” is a Location Based Service (LBS) that informs users about the presence of participants in a geographical area. In particular, one of the functionalities of ...
Sergio Mascetti, Claudio Bettini, Dario Freni
ACSC
2009
IEEE
15 years 4 months ago
Improving the Transparency of Proxy Injection in Java
Due to their flexibility, proxies have been used for various purposes in standalone and distributed applications. More specifically, object-level proxies support fine grained capa...
Hendrik Gani, Caspar Ryan
CLUSTER
2008
IEEE
15 years 4 months ago
OpenMP-centric performance analysis of hybrid applications
—Several performance analysis tools support hybrid applications. Most originated as MPI profiling or tracing tools and OpenMP capabilities were added to extend the performance a...
Karl Fürlinger, Shirley Moore
NPIV
1998
ACM
108views Visualization» more  NPIV 1998»
15 years 2 months ago
Visualization for situation awareness
We explore techniques from visualization and computational geometry to make tactical information more intuitive to a military commander. To be successful, the commander must quick...
C. M. Hoffman, Y.-J. Kim, R. P. Winkler, J. D. Wal...