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ICDE
2012
IEEE
12 years 8 days ago
2012
IEEE
Abstract—Most objects and data in the real world are interconnected, forming complex, heterogeneous but often semistructured information networks. However, many database research...
INFOCOM
2011
IEEE
13 years 1 months ago
2011
IEEE
—Top-k query has long been an important topic in many fields of computer science. Efficient implementation of the top-k queries is the key for information searching. With the n...
AAAI
1990
13 years 11 months ago
1990
Closed world reasoning is a common nonmonotonic technique that allows for dealing with negative information in knowledge and data bases. We present a detailed analysis of the comp...
DFG
2009
Springer
14 years 4 months ago
2009
Springer
Algorithms for route planning in transportation networks have recently undergone a rapid development, leading to methods that are up to three million times faster than Dijkstra’s...
HYBRID
1999
Springer
14 years 2 months ago
1999
Springer
Abstract. One of the most important analysis problems of hybrid systems is the reachability problem. State of the art computational tools perform reachability computation for timed...