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Mathematical Problems in Engineering
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Mathematical Problems in Engineering
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2013
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Article
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Fig 11
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Research Article
Bayesian Sparse Estimation Using Double Lomax Priors
Figure 11
The number of estimated nonzero coefficients for the noise-free case.
(a)
Uniform
random spikes
(b)
Nonnegative unit spikes
(c)
Zero-mean Gaussian
(d)
Zero-mean Student-
t