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» Event processing using database technology
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WWW
2010
ACM
15 years 9 months ago
Matrix "Bit" loaded: a scalable lightweight join query processor for RDF data
The Semantic Web community, until now, has used traditional database systems for the storage and querying of RDF data. The SPARQL query language also closely follows SQL syntax. A...
Medha Atre, Vineet Chaoji, Mohammed J. Zaki, James...
145
Voted
GIS
2010
ACM
15 years 9 days ago
Natural neighbor interpolation based grid DEM construction using a GPU
With modern LiDAR technology the amount of topographic data, in the form of massive point clouds, has increased dramatically. One of the most fundamental GIS tasks is to construct...
Alex Beutel, Thomas Mølhave, Pankaj K. Agar...
DISCEX
2003
IEEE
15 years 7 months ago
Modeling Multistep Cyber Attacks for Scenario Recognition
Efforts toward automated detection and identification of multistep cyber attack scenarios would benefit significantly from a methodology and language for modeling such scenario...
Steven Cheung, Ulf Lindqvist, Martin W. Fong
PERCOM
2008
ACM
15 years 8 months ago
Improving Emergency Response to Mass Casualty Incidents
Mass causality incidents generate a sequence of response events from the emergency services, requiring the allocation and use of resources in a timely fashion. In this paper we de...
Marcus Lucas da Silva, Vassilis Kostakos, Mitsuji ...
93
Voted
WWW
2008
ACM
16 years 3 months ago
SPARQL basic graph pattern optimization using selectivity estimation
In this paper, we formalize the problem of Basic Graph Pattern (BGP) optimization for SPARQL queries and main memory graph implementations of RDF data. We define and analyze the c...
Markus Stocker, Andy Seaborne, Abraham Bernstein, ...