An accelerated proximal augmented Lagrangian method and its application in compressive sensing

Journal of Inequalities and Applications

Table 2 Comparison of PALM-IPR with PALM-SDPR and PALM-PIPR

n	a	b	IPR		SDPR		PIPR
n	a	b	Iter	RelErr	Iter	RelErr	Iter	RelErr
500	0.2	0.2	62.3	0.0488	93.2	0.0473	98.6	0.0491
	0.2	0.1	20.5	0.0482	73.6	0.0440	69.2	0.0443
1,000	0.2	0.2	91.9	0.0492	80.0	0.0476	84.3	0.0484
	0.2	0.1	20.6	0.0462	83.3	0.0469	79.9	0.0450
1,500	0.2	0.2	66.4	0.0493	77.5	0.0482	87.5	0.0485
	0.2	0.1	20.3	0.0471	76.6	0.0459	75.9	0.0453
2,000	0.2	0.2	44.7	0.0492	58.3	0.0491	54.0	0.0488
	0.2	0.1	19.1	0.0474	85.2	0.0481	86.5	0.0459
3,000	0.2	0.2	46.3	0.0488	86.8	0.0480	93.2	0.0477
	0.2	0.1	20.2	0.0474	69.3	0.0472	64.6	0.0496