A Novel Two-Tier Cooperative Caching Mechanism for the Optimization of Multi-Attribute Periodic Queries in Wireless Sensor Networks.
ZhangBing ZhouDeng ZhaoLei ShuKim Fung TsangPublished in: Sensors (2015)
Keyphrases
- multi attribute
- cooperative
- wireless sensor networks
- query processing
- utility function
- attribute values
- multiple attributes
- utility elicitation
- similarity search
- range queries
- multi attribute decision making
- utility theory
- multi criteria
- multiple criteria
- access structure
- sealed bid
- caching strategies
- sensor networks
- reverse auction
- multi dimensional
- response time
- database
- routing protocol
- xpath queries
- similarity measure