An efficient spatio-temporal index for spatio-temporal query in wireless sensor networks

  title={An efficient spatio-temporal index for spatio-temporal query in wireless sensor networks},
  author={DonHee Lee and Kyoungro Yoon},
  journal={KSII Trans. Internet Inf. Syst.},
R ecent research into wireless sensor network (WSN)-related technology that senses various data has recognized the need for spatio-temporal queries for searching necessary data from wireless sensor nodes. Answers to the queries are transmitted from sensor nodes, and for the efficient transmission of the sensed data to the application server, research on index processing methods that increase accuracy while reducing the energy consumption in the node and minimizing query delays has been… 

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