This adv object is a sampling of measurements made with a Nortek Vector acoustic Doppler velocimeter deployed as part of the St Lawrence Internal Wave Experiment (SLEIWEX). Various identifying features have been redacted.
data(adv)Source
This file came from the SLEIWEX-2008 experiment.
See also
Other datasets provided with oce:
adp,
amsr,
argo,
cm,
coastlineWorld,
ctd,
ctdRaw,
echosounder,
landsat,
lisst,
lobo,
met,
ocecolors,
rsk,
sealevel,
sealevelTuktoyaktuk,
section,
topoWorld,
wind,
xbt
Other things related to adv data:
[[,adv-method,
[[<-,adv-method,
adv-class,
advSontekAdrFileTrim(),
applyMagneticDeclination,adv-method,
beamName(),
beamToXyz(),
enuToOther(),
enuToOtherAdv(),
plot,adv-method,
read.adv(),
read.adv.nortek(),
read.adv.sontek.adr(),
read.adv.sontek.serial(),
read.adv.sontek.text(),
rotateAboutZ(),
subset,adv-method,
summary,adv-method,
toEnu(),
toEnuAdv(),
velocityStatistics(),
xyzToEnu(),
xyzToEnuAdv()
Examples
# \donttest{
library(oce)
data(adv)
# Velocity time-series
plot(adv)
# Spectrum of upward component of velocity, with ``turbulent'' reference line
s <- spectrum(adv[["v"]][, 3], plot = FALSE)
plot(log10(s$freq), log10(s$spec), type = "l")
for (a in seq(-20, 20, by = 1)) {
abline(a = a, b = -5 / 3, col = "gray", lty = "dotted")
}
# }