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ICDCS
2007
IEEE
14 years 1 months ago
Two-Tier Multiple Query Optimization for Sensor Networks
When there are multiple queries posed to the resourceconstrained wireless sensor network, it is critical to process them efficiently. In this paper, we propose a Two-Tier Multipl...
Shili Xiang, Hock-Beng Lim, Kian-Lee Tan, Yongluan...
MDM
2010
Springer
180views Communications» more  MDM 2010»
14 years 11 days ago
Online Time Interval Top-k Queries in Wireless Sensor Networks
Motivated by many applications, top-k query is a fundamental operation in modern database systems. Technological advances have enabled the deployment of large-scale sensor networks...
Baichen Chen, Weifa Liang, Jeffrey Xu Yu
EWSN
2009
Springer
14 years 8 months ago
Multi-hop Cluster Hierarchy Maintenance in Wireless Sensor Networks: A Case for Gossip-Based Protocols
Multi-hop cluster hierarchy has been presented as an organization for large wireless sensor networks (WSNs) that can provide scalable routing, data aggregation, and querying. In th...
Konrad Iwanicki, Maarten van Steen
NPC
2004
Springer
14 years 29 days ago
Accurate Emulation of Wireless Sensor Networks
Abstract. Wireless sensor networks (WSNs) have a wide range of useful, datacentric applications, and major techniques involved in these applications include in-network query proces...
Hejun Wu, Qiong Luo, Pei Zheng, Bingsheng He, Lion...
CIKM
2009
Springer
14 years 2 months ago
Progressive skyline query evaluation and maintenance in wireless sensor networks
Skyline query has been received much attention due to its wide application backgrounds for multi-preference and decision making. In this paper we consider skyline query evaluation...
Baichen Chen, Weifa Liang, Jeffrey Xu Yu