Wavelet-Based Artifact Identification and Separation Technique for EEG Signals during Galvanic Vestibular Stimulation

Table 6

Correlation and normalized residual sum of squares between the artifact-removed signals and the original artifact-free EEG signals for simulated data using the proposed method and ICA-based methods.

	Removing the ICA artifact component	Applying threshold to the ICA artifact component	SWT decomposition with DB4 modeled with OE2	SWT decomposition with DB4 modeled with NLHW2
Corr.	0.6445	0.6171	0.9933	0.9934
RSS𝑁	0.9567	1.0241	0.1700	0.1711