13603 search results - page 2413 / 2721 » On the Complexity of Computing Treelength |
138
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CORR
2007
Springer
15 years 6 months ago
2007
Springer
—Clustering techniques create hierarchal network structures, called clusters, on an otherwise flat network. In a dynamic environment—in terms of node mobility as well as in ter...
188
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JCS
2008
15 years 6 months ago
2008
The secrecy problem for security protocols is the problem to decide whether or not a given security protocol has leaky runs. In this paper, the (initial) secrecy problem for bound...
198
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CORR
2007
Springer
15 years 6 months ago
2007
Springer
Given a sample covariance matrix, we examine the problem of maximizing the variance explained by a linear combination of the input variables while constraining the number of nonze...
169
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CORR
2007
Springer
15 years 6 months ago
2007
Springer
— This paper introduces an expectation-maximization (EM) algorithm within a wavelet domain Bayesian framework for semi-blind channel estimation of multiband OFDM based UWB commun...
143
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CORR
2007
Springer
15 years 6 months ago
2007
Springer
— One source of disturbance in a pulsed T-ray signal is attributed to ambient water vapor. Water molecules in the gas phase selectively absorb T-rays at discrete frequencies corr...