Fig. 9.

Filtering results of the EMA using various AACs (a). Raw ICG with EMA (b). ICG filtering with LMS-updated AAC (c). ICG filtering with exponential non-negative LMS (eN ²LMS)-updated AAC (d). ICG filtering with SReN ²LMS-updated AAC (e). ICG filtering with SEeN ²LMS-updated AAC (f). ICG filtering with SSeN ²LMS-updated AAC (g). ICG filtering with normalized non-negative LMS (N ³LMS)-updated AAC (h). ICG filtering with SRN ³LMS-updated AAC (i). ICG filtering with SEN ³LMS-updated AAC, and (j). ICG filtering with SSN ³LMS-updated AAC. (The x-axis is the number of samples and the y-axis is the signal amplitude in mV)