earthquake | R Documentation |
The dataset comprises the seismic signal (all three components) of a small earthquake. The data have been recorded at 200 Hz sampling frequency with an Omnirecs Cube ext 3 data logger.
The dataset comprises the time vector associated with the data set
earthquake
.
s
t
The format is: List of 3 $ BHE: num [1:8001] -3.95e-07 ... $ BHN: num [1:8001] -2.02e-07 ... $ BHZ: num [1:8001] -1.65e-07 ...
The format is: POSIXct[1:98400], format: "2015-04-06 13:16:54" ...
## load example data set
data(earthquake)
## plot signal vector
plot(x = t, y = s$BHZ, type = "l")
## load example data set
data(earthquake)
## show range of time vector
range(t)
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