605 search results - page 24 / 121 » Aggregate Functions in DLV |
ESORICS
2007
Springer
15 years 3 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
15 years 3 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
15 years 2 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
15 years 2 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
15 years 1 months 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...