522 search results - page 22 / 105 » Answering Aggregation Queries in a Secure System Model |
DMSN
2009
ACM
14 years 2 months ago
2009
ACM
Networked, distributed real world sensing is an increasingly prominent topic in computing and has quickly expanded from resource constrained “sensor networks” measuring simple...
CORR
2010
Springer
13 years 7 months ago
2010
Springer
Incorporating probabilities into the semantics of incomplete databases has posed many challenges, forcing systems to sacrifice modeling power, scalability, or treatment of relatio...
TREC
2007
13 years 9 months ago
2007
In this paper we present a system which uses ontological resources and a gene name variation generation tool to expand concepts in the original query. The novelty of our approach ...
WSDM
2009
ACM
14 years 2 months ago
2009
ACM
There has been considerable past work on efficiently computing top k objects by aggregating information from multiple ranked lists of these objects. An important instance of this...
ICDE
2006
IEEE
14 years 1 months ago
2006
IEEE
The window query model is widely used in data stream management systems where the focus of a continuous query is limited to a set of the most recent tuples. In this dissertation, ...