Fig. 5.
Band pass filtered (upper row) and (lower row) sequences from EKF and WLSQ for subject 3: (a) and (d) LF (0.04 to 0.15 Hz); (b) and (e) HF (0.15 to 0.4 Hz); (c) and (f) CARDIAC (0.4 to 2.0 Hz).
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