522 search results - page 27 / 105 » Answering Aggregation Queries in a Secure System Model |
CDC
2009
IEEE
14 years 14 days ago
2009
IEEE
Abstract— We study the problem of maximizing the aggregated revenue in sensor networks with deadline constraints. Our model is that of a sensor network that is arranged in the fo...
ECAI
2010
Springer
13 years 8 months ago
2010
Springer
Abstract. Machine learning techniques are increasingly being applied to problems in the domain of information retrieval and text mining. In this paper we present an application of ...
CIKM
2004
Springer
14 years 1 months ago
2004
Springer
We examine the problem of retrieving the top-m ranked items from a large collection, randomly distributed across an n-node system. In order to retrieve the top m overall, we must ...
SENSYS
2004
ACM
14 years 1 months ago
2004
ACM
Previous approaches for computing duplicate-sensitive aggregates in sensor networks (e.g., in TAG) have used a tree topology, in order to conserve energy and to avoid double-count...
ESWS
2006
Springer
13 years 11 months ago
2006
Springer
The Semantic Web (SW) offers an opportunity to develop novel, sophisticated forms of question answering (QA). Specifically, the availability of distributed semantic markup on a lar...