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

Table 4

Correlation and normalized residual sum of squares between the artifact-removed signals and the original artifact-free EEG signals for simulated data using different wavelet decomposition algorithms.

	DWT db3	DWT db4	DWT db5	DWT db6	DWT sym3	DWT sym4	DWT sym5	DWT sym6
Corr.	0.8781	0.9023	0.9155	0.9242	0.8781	0.9023	0.9156	0.9242
RSS𝑁	0.5517	0.4870	0.4503	0.4255	0.5517	0.4870	0.4503	0.4255
	SWT db3	SWT db4	SWT db5	SWT db6	SWT sym3	SWT sym4	SWT sym5	SWT sym6
Corr.	0.9932	0.9933	0.9933	0.9932	0.9932	0.9933	0.9933	0.9932
RSS𝑁	0.1710	0.1700	0.1705	0.1714	0.1710	0.1700	0.1705	0.1714