Skip to main content

Table 2 The convergence of Algorithm 3.1 with various γ

From: Novel forward–backward algorithms for optimization and applications to compressive sensing and image inpainting

Given: σ = 1, θ = 0.15, δ = 0.02, m = 80
γ N = 1024, M = 512 N = 2048, M = 1024
CPU Iter CPU Iter
0.15 383.4834 33,965 860.0725 32,155
0.55 70.5710 8959 165.9668 8510
1.35 27.1354 3732 59.5584 3278
1.95 15.6307 2243 35.8540 2024