Proceedings of the 5th Symposium on Operating Systems Design and Implementation Tag: a Tiny Aggregation Service for Ad-hoc Sensor Networks
Proceedings of the 5th Symposium on Operating Systems Design and Implementation Tag: a Tiny Aggregation Service for Ad-hoc Sensor Networks
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通讯作者:
S. Madden;M. Franklin;J. M. Hellerstein;W. Hong
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作者:
S. Madden;M. Franklin;J. M. Hellerstein;W. Hong
We present the Tiny AGgregation (TAG) service for ag-gregation in low-power, distributed, wireless environments. TAG allows users to express simple, declarative queries and have them distributed and executed efficiently in networks of low-power, wireless sensors. We discuss various generic properties of aggregates, and show how those properties affect the performance of our in network approach. We include a performance study demonstrating the advantages of our approach over traditional centralized , out-of-network methods, and discuss a variety of optimizations for improving the performance and fault-tolerance of the basic solution.