Sciweavers

468 search results - page 22 / 94
» Bandwidth-constrained queries in sensor networks
Sort
View
INFOCOM
2008
IEEE
15 years 4 months ago
Distributed Operator Placement and Data Caching in Large-Scale Sensor Networks
Abstract—Recent advances in computer technology and wireless communications have enabled the emergence of stream-based sensor networks. In such sensor networks, real-time data ar...
Lei Ying, Zhen Liu, Donald F. Towsley, Cathy H. Xi...
MDM
2009
Springer
123views Communications» more  MDM 2009»
15 years 4 months ago
Operator Placement for Snapshot Multi-predicate Queries in Wireless Sensor Networks
— This work aims at minimize the cost of answering snapshot multi-predicate queries in high-communication-cost networks. High-communication-cost (HCC) networks is a family of net...
Georgios Chatzimilioudis, Huseyin Hakkoymaz, Nikos...
SENSYS
2003
ACM
15 years 3 months ago
SIA: secure information aggregation in sensor networks
Sensor networks promise viable solutions to many monitoring problems. However, the practical deployment of sensor networks faces many challenges imposed by real-world demands. Sen...
Bartosz Przydatek, Dawn Xiaodong Song, Adrian Perr...
JSS
2010
208views more  JSS 2010»
14 years 8 months ago
Performance analysis of opportunistic broadcast for delay-tolerant wireless sensor networks
This paper investigates a class of mobile wireless sensor networks that are unconnected most of the times; we refer to them as delay–tolerant wireless sensor networks (DTWSN). T...
Abbas Nayebi, Hamid Sarbazi-Azad, Gunnar Karlsson
DMSN
2009
ACM
15 years 4 months ago
Validated cost models for sensor network queries
Generating a good execution plan for a declarative query has long been a central problem in data management research. With the rise in interest in wireless sensor networks (WSNs) ...
Christian Y. A. Brenninkmeijer, Ixent Galpin, Alva...