An Inexact Update Method with Double Parameters for Nonnegative Matrix Factorization

Table 3

, , and .

		Iter	Fun	Time
	Algorithm 3	1635		4.852
	NNMF	3896		10.218
	Algorithm 3	2833		13.588
	NNMF	6823		31.309
	Algorithm 3	3835		25.241
	NNMF	7168		44.616
	Algorithm 3	10703		104.272
	NNMF	16664		179.542
	Algorithm 3	15445		207.822
	NNMF	20571		399.597
	Algorithm 3	10973		200.539
	NNMF	21923		440.734