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)
This file came from the SLEIWEX-2008 experiment.
Other datasets provided with oce:
adp
,
amsr
,
argo
,
cm
,
coastlineWorld
,
ctdRaw
,
ctd
,
echosounder
,
landsat
,
lisst
,
lobo
,
met
,
ocecolors
,
rsk
,
sealevelTuktoyaktuk
,
sealevel
,
section
,
topoWorld
,
wind
,
xbt
Other things related to adv data:
[[,adv-method
,
[[<-,adv-method
,
adv-class
,
advSontekAdrFileTrim()
,
applyMagneticDeclination,adv-method
,
beamName()
,
beamToXyz()
,
enuToOtherAdv()
,
enuToOther()
,
plot,adv-method
,
read.adv.nortek()
,
read.adv.sontek.adr()
,
read.adv.sontek.serial()
,
read.adv.sontek.text()
,
read.adv()
,
rotateAboutZ()
,
subset,adv-method
,
summary,adv-method
,
toEnuAdv()
,
toEnu()
,
velocityStatistics()
,
xyzToEnuAdv()
,
xyzToEnu()
# \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")
# }