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ICASSP
2008
IEEE
16 years 1 months ago
Belief propagation distributed estimation in sensor networks: An optimized energy accuracy tradeoff
The estimation error performance of Gaussian belief propagation based distributed estimation in a large sensor network employing random sleep strategies is explicitly evaluated fo...
John MacLaren Walsh, Phillip A. Regalia
INFOCOM
2007
IEEE
16 years 1 months ago
Throughput-Optimal Scheduling in Multichannel Access Point Networks Under Infrequent Channel Measurements
—We consider the problem of uplink/downlink scheduling in a multichannel wireless access point network where channel states differ across channels as well as users, vary with tim...
Koushik Kar, Xiang Luo, Saswati Sarkar
GLOBECOM
2006
IEEE
16 years 1 months ago
Optimization on Hybrid Channel Assignment for Multi-channel Multi-radio Wireless Mesh Networks
The emergence of multi-channel multi-radio wireless mesh networks has given us many new opportunities and challenges. Particularly, the issue on how to appropriately assign channel...
Andy An-Kai Jeng, Rong-Hong Jan
IPPS
1999
IEEE
15 years 11 months ago
NWCache: Optimizing Disk Accesses via an Optical Network/Write Cache Hybrid
In this paper we propose a simple extension to the I/O architecture of scalable multiprocessors that optimizes page swap-outs significantly. More specifically, we propose the use o...
Enrique V. Carrera, Ricardo Bianchini
DEXAW
2004
IEEE
181views Database» more  DEXAW 2004»
15 years 11 months ago
Algebraic Optimization of Data Delivery Patterns in Mobile Sensor Networks
Database-like query processing over a network of sensors has become an attractive paradigm for building sensor applications. A sensor query is characterized by data streams among ...
Vladimir Zadorozhny, Panos K. Chrysanthis, Alexand...