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DEXA
2009
Springer
153views Database» more  DEXA 2009»
13 years 11 months ago
Three Approximation Algorithms for Energy-Efficient Query Dissemination in Sensor Database System
Abstract. Sensor database is a type of database management system which offers sensor data and stored data in its data model and query languages. In this system, when a user poses ...
Zhao Zhang, Xiaofeng Gao, Xuefei Zhang, Weili Wu, ...
IJSNET
2006
110views more  IJSNET 2006»
13 years 7 months ago
Improving network lifetime using sensors with adjustable sensing ranges
Abstract: This paper addresses the target coverage problem in wireless sensor networks with adjustable sensing range. Communication and sensing consume energy, therefore efficient ...
Mihaela Cardei, Jie Wu, Mingming Lu
GLOBECOM
2008
IEEE
13 years 7 months ago
Efficient Power-Aware Network Provisioning for All-Optical Multicasting in WDM Mesh Networks
Optimal network provisioning is the process of equipping the network with the devices and resources needed to support all traffic demands while minimizing the network cost. Optical...
Ashraf M. Hamad, Ahmed E. Kamal
FLAIRS
2004
13 years 9 months ago
Dynamic Agent-Ordering and Nogood-Repairing in Distributed Constraint Satisfaction Problems
The distributed constraint satisfaction problem (CSP) is a general formalization used to represent problems in distributed multi-agent systems. To deal with realistic problems, mu...
Lingzhong Zhou, John Thornton, Abdul Sattar
CIKM
2006
Springer
13 years 11 months ago
Heuristic containment check of partial tree-pattern queries in the presence of index graphs
The wide adoption of XML has increased the interest of the database community on tree-structured data management techniques. Querying capabilities are provided through tree-patter...
Dimitri Theodoratos, Stefanos Souldatos, Theodore ...