ch {Rwave} | R Documentation |
Chen's chirp.
data(ch)
A vector containing 15,000 observations.
See discussions in the text of “Practical Time-Frequency Analysis”.
Carmona, R. A., W. L. Hwang and B Torresani (1998, eBook ISBN:978008053942) Practical Time-Frequency Analysis: Gabor and Wavelet Transforms with an Implementation in S, Academic Press, San Diego.
data(ch)
plot.ts(ch)