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TSP
2010
13 years 13 days ago
2010
The Lasso is a popular technique for joint estimation and continuous variable selection, especially well-suited for sparse and possibly under-determined linear regression problems....
TSP
2010
13 years 13 days ago
2010
Abstract--This paper describes performance bounds for compressed sensing (CS) where the underlying sparse or compressible (sparsely approximable) signal is a vector of nonnegative ...
TSP
2010
13 years 13 days ago
2010
Channel estimation error and co-channel interference (CCI) problems are among the main causes of performance degradation in wireless networks. In this paper, we investigate the im...
TSP
2010
13 years 13 days ago
2010
Abstract--In this paper, we investigate various channel estimators that exploit channel sparsity in the time and/or Doppler domain for a multicarrier underwater acoustic system. We...
TVLSI
2010
13 years 13 days ago
2010
Abstract--An asynchronous high-speed wave-pipelined bit-serial link for on-chip communication is presented as an alternative to standard bit-parallel links. The link employs the di...