4051 search results - page 3 / 811 » Aggregation |
TCS
1998
13 years 5 months ago
1998
We introduce a new constraint domain, aggregation constraints, that is useful in database query languages, and in constraint logic programming languages that incorporate aggregate...
SASO
2007
IEEE
14 years 16 days ago
2007
IEEE
Current aggregation systems either have a single inbuilt aggregation mechanism or require applications to specify an aggregation policy a priori. It is hard to predict the read an...
SASN
2004
ACM
13 years 11 months ago
2004
ACM
This paper studies security for data aggregation in sensor networks. Current aggregation schemes were designed without security in mind and there are easy attacks against them. We...
SYNTHESE
2008
13 years 6 months ago
2008
Judgment aggregation problems are language dependent in that they may be framed in different yet equivalent ways. We formalize this dependence via the notion of translation invari...
SIGMOD
2009
ACM
14 years 6 months ago
2009
ACM
We consider the Outsourced Aggregation model, where sensing services outsource their sensor data collection and aggregation tasks to third-party service providers called aggregato...