3422 search results - page 442 / 685 » Random Subset Optimization |
149
Voted
TWC
2011
14 years 10 months ago
2011
—In this paper, the performance of the ALOHA and CSMA MAC protocols are analyzed in spatially distributed wireless networks. The main system objective is correct reception of pac...
173
Voted
TSP
2010
14 years 10 months ago
2010
Abstract--This paper develops an optimal decentralized algorithm for sparse signal recovery and demonstrates its application in monitoring localized phenomena using energy-constrai...
146
Voted
ICASSP
2011
IEEE
14 years 7 months ago
2011
IEEE
Multistage residual vector quantizers (RVQ) with optimal direct sum decoder codebooks have been successfully designed and implemented for data compression. Due to its multistage s...
155
Voted
WIOPT
2011
IEEE
14 years 7 months ago
2011
IEEE
Abstract—This paper considers maximizing throughput utility in a multi-user network with partially observable Markov ON/OFF channels. Instantaneous channel states are never known...
144
Voted
INFOCOM
2011
IEEE
14 years 7 months ago
2011
IEEE
—In this work, for a wireless sensor network (WSN) of n randomly placed sensors with node density λ ∈ [1, n], we study the tradeoffs between the aggregation throughput and gat...