Mathematical Problems in Engineering / 2019 / Article / Fig 7

Research Article

A New Smoothed L0 Regularization Approach for Sparse Signal Recovery

Figure 7

Images recovery effect by BPDN, SL0, L2-SL0, -RLS, and RRSL0 algorithms under different noise intensities. In subfigures (a), (b), (c), and (d), from left to right are images recovered by BPDN, SL0, L2-SL0, -RLS, and RRSL0 algorithms.

(a) Recovered Boat with noise intensity
(b) Recovered Barbara with noise intensity
(c) Recovered Boat with noise intensity
(d) Recovered Barbara with noise intensity

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