Sparse Signal Inversion with Impulsive Noise by Dual Spectral Projected Gradient Method

Table 1

Comparisons of different algorithms.

Impulsive noise	TNIP		AMD-		AMD-		DSPG
	Rerror	PSNR	Rerror	PSNR	Rerror	PSNR	Rerror	PSNR
0.1%	0.610%	54.49	0.399%	57.97	0.907%	50.84	0.387%	57.28
0.3%	1.412%	47.01	0.559%	55.04	1.813%	44.83	0.548%	55.36
0.5%	2.295%	42.78	1.078%	49.34	2.719%	41.31	0.956%	50.14
1.0%	3.187%	39.92	3.178%	39.93	3.619%	38.82	2.305%	42.65
3.0%	4.993%	36.03	4.956%	36.12	5.542%	35.31	3.063%	40.15
5.0%	8.608%	31.30	8.602%	31.30	9.101%	30.87	5.217%	36.25
10%	17.66%	25.06	17.66%	25.08	18.11%	24.84	12.64%	29.21