Table 1.

Parameter Settings Of Different Iterative Reconstruction Methods.

Dataset	PICCSDFR	GDSIR	DP-PICCS
Phantom Case D1	λ = 0.4, β = 4 × 10−3	λ = 1.4, L = 8, ε = 1.6 × 10−3	λ = 0.36, β = 0.24, T t = 8, T a = 6
Phantom Case D2	λ = 0.3, β = 2 × 10−3	λ = 2.3, L = 8, ε = 2.6 × 10−3	λ = 0.35, β = 0.21, T t = 8, T a = 8
Phantom Case D3	λ = 0.3, β = 1.4 × 10−3	λ = 2.3, L = 8, ε = 3.6 × 10−3	λ = 0.35, β = 0.19, T t = 8, T a = 8
Clinical Abdomen Data A and Data B	λ = 0.3, β = 2.5 × 10−3	λ = 1.8, L = 8, ε = 3.6 × 10−3	λ = 0.35, β = 0.2, T t = 8, T a = 8