191 search results - page 3 / 39 » Online Aggregation over Trees |
ALGOSENSORS
2009
Springer
13 years 5 months ago
2009
Springer
Abstract. We describe a novel approach for constructing a single spanning tree for data aggregation towards a sink node. The tree is universal in the sense that it is static and in...
EWSN
2009
Springer
14 years 8 months ago
2009
Springer
Abstract. In-network data aggregation is widely recognized as an acceptable means to reduce the amount of transmitted data without adversely affecting the quality of the results. T...
SIGMOD
2010
ACM
13 years 7 months ago
2010
ACM
Many websites provide restrictive form-like interfaces which allow users to execute search queries on the underlying hidden databases. In this paper, we consider the problem of es...
SIGMOD
1997
ACM
13 years 12 months ago
1997
ACM
Aggregation in traditional database systems is performed in batch mode: a query is submitted, the system processes a large volume of data over a long period of time, and, eventual...
ICDCS
2002
IEEE
14 years 18 days ago
2002
IEEE
In-network data aggregation is essential for wireless sensor networks where energy resources are limited. In a previously proposed data dissemination scheme (directed diffusion wi...