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» On Approximating Multi-Criteria TSP
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TSP
2010
14 years 6 months ago
Randomized and distributed self-configuration of wireless networks: two-layer Markov random fields and near-optimality
Abstract--This work studies the near-optimality versus the complexity of distributed configuration management for wireless networks. We first develop a global probabilistic graphic...
Sung-eok Jeon, Chuanyi Ji
TSP
2008
102views more  TSP 2008»
14 years 11 months ago
Spatially Adaptive Estimation via Fitted Local Likelihood Techniques
Abstract--This paper offers a new technique for spatially adaptive estimation. The local likelihood is exploited for nonparametric modeling of observations and estimated signals. T...
Vladimir Katkovnik, Vladimir Spokoiny
TSP
2008
77views more  TSP 2008»
14 years 11 months ago
Soft-Decision Metrics for Coded Orthogonal Signaling in Symmetric Alpha-Stable Noise
This paper derives new soft-decision metrics for coded orthogonal signaling in impulsive noise, more specifically symmetric -stable noise. For the case of a known channel amplitude...
Michael R. Souryal, Erik G. Larsson, Bojan Peric, ...
TSP
2008
124views more  TSP 2008»
14 years 11 months ago
Dictionary Preconditioning for Greedy Algorithms
This article introduces the concept of sensing dictionaries. It presents an alteration of greedy algorithms like thresholding or (Orthogonal) Matching Pursuit which improves their...
Karin Schnass, Pierre Vandergheynst
TSP
2008
178views more  TSP 2008»
14 years 11 months ago
Digital Computation of Linear Canonical Transforms
Abstract--We deal with the problem of efficient and accurate digital computation of the samples of the linear canonical transform (LCT) of a function, from the samples of the origi...
A. Koc, Haldun M. Özaktas, Cagatay Candan, M....