A symmetric version of the generalized alternating direction method of multipliers for two-block separable convex programming

Journal of Inequalities and Applications

Table 1 Comparison of SGADMM1, SGADMM2 and ADMM

n	γ	σ	SGADMM1			SGADMM2			ADMM
n	γ	σ	Time	Iter	RelErr	Time	Iter	RelErr	Time	Iter	RelErr
1,000	0.3	0.2	0.6911	92.4	0.0387	0.9578	266.0	0.0394	0.9812	264.0	0.0393
	0.2	0.2	0.6661	118.6	0.0825	1.3915	421.8	0.0915	1.3603	419.6	0.0915
	0.2	0.1	0.5008	85.3	0.0609	0.4758	139.0	0.0579	0.5008	138.0	0.0539
2,000	0.3	0.2	2.1965	90.0	0.0437	3.6535	267.7	0.0447	3.5412	265.6	0.0447
	0.2	0.2	2.2339	109.6	0.0785	5.2182	431.4	0.0874	5.1543	429.0	0.0874
	0.2	0.1	1.5428	79.9	0.0534	1.7893	142.8	0.0467	1.7613	140.8	0.0513