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. Author manuscript; available in PMC: 2021 Jun 28.
Published in final edited form as: IEEE Trans Signal Process. 2018 Apr 6;66(12):3124–3139. doi: 10.1109/tsp.2018.2824286

TABLE II.

NMSE and PE results for various distributions for xgen. The dictionary is i.i.d Normal distributed.

Φ is i.i.d Normal
xgen NN-OMP SLEP-ℓ1 NNGM
AMP		 R-SBL
(LMMSE)		 R-SBL
(GAMP)		 R-SBL
(DA)
NMSE RG 0.4460 0.1439 0.0389 0.0488 0.0428 0.0313
NN-Cauchy 0.0097 0.0086 0.0020 0.0004 0.0003 0.0002
NN-Laplace 0.1566 0.0693 0.0091 0.0066 0.0059 0.0034
Gamma 0.1476 0.0661 0.0074 0.0065 0.0045 0.0024
Chi-square 0.1583 0.0673 0.0091 0.0077 0.0066 0.0035
Bernoulli 0.5845 0.1265 0.0052 0.0524 0.0416 0.0339
PE RG 0.4601 0.3208 0.0711 0.0873 0.0823 0.0549
NN-Cauchy 0.2307 0.3509 0.2142 0.0187 0.0200 0.0408
NN-Laplace 0.3202 0.3137 0.0407 0.0292 0.0229 0.0118
Gamma 0.3091 0.3093 0.0416 0.0260 0.0207 0.0080
Chi-square 0.3200 0.3086 0.0473 0.0307 0.0280 0.0133
Bernoulli 0.4852 0.3283 0.0101 0.1714 0.1514 0.1264