EURASIP Journal on Advances in Signal Processing

Table 3 Parameters of several shrinkage-thresholding algorithms

From: Improved iterative shrinkage-thresholding for sparse signal recovery via Laplace mixtures models

	λ	τ ^{( t)}	π ⁽⁰⁾	α ⁽⁰⁾	K
ISTA	0.005	0.2	–	–	–
IRL1	0.005	0.2	–	–	66
FISTA	0.001	0.2	–	–	66
2-LMM-ISTA	0.005	0.2		0.1	66
2-LMM-FISTA	0.001	0.2		0.1	66
AMP	0.9	Eq. (17), χ=0.9	–	–	–
2-LMM-AMP	0.9	Eq. (17), χ=0.9		0.1	66

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