766 search results - page 137 / 154 » Commuting aggregation operators |
ICDE
2006
IEEE
14 years 9 months ago
2006
IEEE
Wireless sensor networks are proving to be useful in a variety of settings. A core challenge in these networks is to minimize energy consumption. Prior database research has propo...
WWW
2003
ACM
14 years 8 months ago
2003
ACM
The web contains a wealth of product reviews, but sifting through them is a daunting task. Ideally, an opinion mining tool would process a set of search results for a given item, ...
EUROSYS
2007
ACM
14 years 4 months ago
2007
ACM
In this paper, we present COSMOS, a novel architecture for macroprogramming heterogeneous sensor network systems. Macroprogramming entails aggregate system behavior specification...
EDBT
2010
ACM
14 years 2 months ago
2010
ACM
This paper addresses a fundamental and challenging problem with broad applications: efficient processing of region-based promotion queries, i.e., to discover the top-k most inter...
CEC
2009
IEEE
14 years 2 months ago
2009
IEEE
—In this paper we discuss the notion of situated evolution. Our treatment includes positioning situated evolution on the map of evolutionary processes in terms of time- and space...