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» Validated cost models for sensor network queries
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MOBIQUITOUS
2005
IEEE
15 years 5 months ago
Decentralizing Query Processing in Sensor Networks
Recent research has led to the advent of software systems capable of performing query processing in sensor networks. They perform query processing in a sensor network by construct...
Ross Rosemark, Wang-Chien Lee
IPSN
2007
Springer
15 years 5 months ago
Hierarchical spatial gossip for multi-resolution representations in sensor networks
In this paper we propose a lightweight algorithm for constructing multi-resolution data representations for sensor networks. We compute, at each sensor node u, O(log n) aggregates...
Rik Sarkar, Xianjin Zhu, Jie Gao
DPD
1998
117views more  DPD 1998»
14 years 11 months ago
Solving Local Cost Estimation Problem for Global Query Optimization in Multidatabase Systems
To meet users’ growing needs for accessing pre-existing heterogeneous databases, a multidatabase system (MDBS) integrating multiple databases has attracted many researchers recen...
Qiang Zhu, Per-Åke Larson
INFOCOM
2007
IEEE
15 years 6 months ago
Cost and Collision Minimizing Forwarding Schemes for Wireless Sensor Networks
—The paper presents a novel integrated MAC/routing scheme for wireless sensor networking. Our design objective is to elect the next hop for data forwarding by minimizing the numb...
Michele Rossi, Nicola Bui, Michele Zorzi
TKDE
2008
169views more  TKDE 2008»
14 years 11 months ago
A Cost-Based Approach to Adaptive Resource Management in Data Stream Systems
Data stream management systems need to control their resources adaptively since stream characteristics and query workload may vary over time. In this paper we investigate an approa...
Michael Cammert, Jürgen Krämer, Bernhard...