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On Efficient Processing of Continuous Historical Top- Queries in Sensor Networks.
Jie Cheng
Hongbo Jiang
Jiangchuan Liu
Wenyu Liu
Chonggang Wang
Published in:
IEEE Trans. Veh. Technol. (2011)
Keyphrases
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efficient processing
sensor networks
query processing
range queries
wireless sensor networks
sensor data
spatial queries
data collection
efficient implementation
sensor nodes
data streams
query types
communication cost
energy consumption
sensor readings
keyword queries
aggregation queries
reduce communication cost
multi dimensional
aggregate queries
index structure
databases
database