HilbertEnvelope | R Documentation |
Generates the instantaneous amplitude of an analytic signal
given by HilbertTransform
HilbertEnvelope(asig)
asig |
The analytic signal returned by |
envelope Instantaneous amplitude
Daniel C. Bowman (in the hht package)
HilbertTransform
, InstantaneousFrequency
tt <- seq(1000) * 0.01 sig <- sin(4 * pi * tt) + sin(3.4 * pi * tt) asig <- HilbertTransform(sig) env <- HilbertEnvelope(asig) plot(tt, sig, type = "l") lines(tt, env, col = "red") lines(tt, -env, col = "red")
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