605 search results - page 24 / 121 » Aggregate Functions in DLV |
ESORICS
2007
Springer
14 years 2 months ago
2007
Springer
A formal treatment to the privacy of concealed data aggregation (CDA) is given. While there exist a handful of constructions, rigorous security models and analyses for CDA are stil...
OTM
2005
Springer
14 years 2 months ago
2005
Springer
Abstract. A significant increase in real world event monitoring capability with wireless sensor networks brought a new challenge to ubiquitous computing. To manage high volume and...
VLDB
2004
ACM
14 years 1 months ago
2004
ACM
We consider the problem of resource sharing when processing large numbers of continuous queries. We specifically address sliding-window aggregates over data streams, an important...
EMO
2001
Springer
14 years 1 months ago
2001
Springer
The conventional weighted aggregation method is extended to realize multi-objective optimization. The basic idea is that systematically changing the weights during evolution will l...
HPCC
2007
Springer
14 years 15 days ago
2007
Springer
Efficient exploitation of the aggregate resources available to a researcher is a challenging and real problem. The challenge becomes all the greater when researchers who collaborat...