Figure 11From: Sequential algorithm for life threatening cardiac pathologies detection based on mean signal strength and EMD functions Illustration of the EMD using an example. (a) The original signal x(n), two envelopes e u (n) and e l (n), and the mean of the envelope m 1(n); (b) The first component h 1(n), two envelopes e u 2(n) and e l2 (n), and the mean envelope m 12(n); (c) The first IMF imf 1(n); (d) The second IMF imf 2(n); (e) The residue.Back to article page