ADV (acoustic-doppler velocimeter) dataset

Description

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.

Usage

data(adv)

Source

This file came from the SLEIWEX-2008 experiment.

See Also

Other datasets provided with oce: adp, 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, 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()

Examples

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')