Optimization of Kurtosis in the Extend-Infomax Blind Signal Separation Algorithm

Table 1

Parameter combinations and algorithm performance indices at k₄ = −0.5.

			Running time	Iterations	SNR
1	1	2	18.566 s	14850	SN1 = 11.1127; SN2 = 10.7113
0.1865	0.0348	10.7184	18.207	14526	SN1 = 5.0299; SN2 = −0.0804
0.3764	0.1417	5.3126	18.258	14323	SN1 = 7.3731; SN2 = 7.0233
0.5096	0.2597	3.9264	19.523	14345	SN1 = 8.4931; SN2 = 8.1215
0.7328	0.5369	2.7160	18.507	14288	SN1 = 9.9075; SN2 = 9.5130