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oce (version 0.9-3)

Analysis of Oceanographic data

Description

Supports the analysis of Oceanographic data, including ADP measurements, CTD measurements, sectional data, sea-level time series, coastline files, etc. Provides functions for calculating seawater properties such as potential temperature and density, as well as derived properties such as buoyancy frequency and dynamic height.

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Version

Install

install.packages('oce')

Monthly Downloads

2,573

Version

0.9-3

License

GPL (>= 2)

Maintainer

Dan Kelley

Last Published

September 4th, 2012

Functions in oce (0.9-3)

Smooth and decimate an oce object

Coerce data into sea-level dataset

Acceleration due to earth gravity

Grid data using Barnes algorithm

Geodesic distance on earth

Access or modify part of an Oce object

Add a column to an oce object

Class to store LOBO data

Draw a palette on the right-hand side of plot device

WOCE section a03

Coerce data into coastline dataset

Seawater profile used by Reiniger and Ross (1968)

Class to store acoustic Doppler profiler data

Create a windrose object

Coerce data into ctd dataset

Fill a gap in an oce object

Decode BCD to integer

applyMagneticDeclination

Earth magnetic declination

integrateTrapezoid

Use trapezoidal integration

Coerce data into met dataset

Find the ocean bottom in an echosounder object

Class to store hydrographic data

Add a column to a CTD file

Convert a POSIXt time to a Julian day

coastlineHalifax

Coastline data set, showing Halifax Harbour

GMTOffsetFromTz

Determine time offset from timezone

Class to store drifter data, e.g. from an ARGOS float

Coriolis parameter on rotating earth

Convert ADV or ADP data between various coordinate systems

Coerce data into a lisst object

Decode table-of-contents file from a datalogger

Format a longitude

ARGO drifter dataset

Interpret a character string as a time interval

Plot a CTD profile of various quantities

Decimate a CTD profile

Extract data from an oce object

Plot a time-series, obeying the timezone

Draw error bars on an existing xy diagram

Welch periodogram

Format a confidence interval in parenthetic notation

Contour with ability to flip x and y

Return the header for an Oce data object

Smooth a section (preliminary version that may change)

Seawater viscosity

Seawater potential density anomaly

showMetadataItem

Show metadata item

Read a LISST data file

Seawater spiciness

Read a drifter data file

Gradient of a matrix

Estimate atmospheric pressure in tdr record

abbreviateTimeLabels

Abbreviate a list of times by removing commonalities (e.g. year)

Class to store topographic data

redfieldPlankton

Redfield's (1934) Table II

Convert ADP or ADV from xyz coordinates to enu coordinates

Munk's (1966) temperature profile

Class to store tidal-constituent models

julianCenturyAnomaly

Convert a Julian-Day number to a time in julian centuries since noon on January 1, 1900.

Read a section containing multiple CTD profiles

Summarize a LISST object

Convert a POSIXt time to a sidereal time

Summarize an ADP object

subtractBottomVelocity

Subtract bottom velocity from ADP velocity

Wrapper to give normalized spectrum

Class to store sealevel data

Seawater thermal expansion coefficient

Class to store acoustic Doppler velocimeter data

Seawater lapse rate

oce.axis.POSIXct

Modified version of axis.POSIXct

Seawater thermal conductivity

Decode integer to corresponding ASCII code

Class to store meteorological data

oce.write.table

Write the data portion of object to a file

Convert ADP from beam coordinates to xyz coordinates

Squared buoyancy frequency for seawater

World coastline

Time-series of wind and temperature at Halifax, Canada.

Coerce data into drifter dataset

Edit an oce object

full name of file, including path

Plot a wind rose diagram

Create a palette of colours

Plot topography data

Parse a latitude or longitude string

Create a TDR object

numberAsPOSIXct

Convert a numeric time to a POSIXct time

swAbsoluteSalinity

Seawater absolute salinity, as defined in TEOS-10.

Coastline of St Lawrence Estuary

Name an acoustic-doppler beam.

Interpolate with Reiniger-Ross algorithm

Plot a tidal fit

summary.section

Summarize a CTD section

topoInterpolate

Interpolate within a topography dataset

Summarize a tide-model object

Wind drag coefficient

sealevelHalifax

Sea-level data set, from Halifax Harbour

Bin-average a vector y, based on x values

Plot temperature-salinity diagram for seawater (CTD) data

Show some values from a vector

Determine coordinate system for acoustic-doppler device

unabbreviateYear

Determine year from various abbreviations

Summarize a topography data object

Global topographic dataset at half-degree resolution

Seawater density anomaly

Wilson's (1963) table of seafloor spreading

summary.drifter

Summarize a drifter object

Read a sea-level data file

Scan a coastline data file

Plot seawater data in a low-level fashion

Seawater potential temperature

Interface to TEOS-10 library

Seawater specific heat

velocityStatistics

Report statistics of ADP or ADV velocities.

Redfield's (1934) NO3 and total CO2 data

Time series of NASA/GISS land-ocean temperature index

Provide axis names in adjustable sizes

Bind CTD profiles together into a cross section

Class to store temperature-depth recorder data

Class to store windrose data

sealevelTuktoyaktuk

Sea-level data set acquired in 1975 at Tuktoyaktuk

Summarize an ADV object

Tidal constituent information

Do ephemeris calculations for tidem

summary.coastline

Summarize a coastline data object

swAlphaOverBeta

Ratio of seawater thermal expansion coefficient to haline contraction coefficient

Seawater haline contraction coefficient

Find the root of a function by bisection

Find spots in a raw vector that match a given byte sequence.

More general form of as.POSIXlt

Coerce data into lobo dataset

Plot drifter data

ADV (acoustic-doppler velocimeter) dataset

Class to store current meter data

Draw a stick-plot diagram

Plot tdr (temperature-depth recorder) data

Seawater CTD profile

Plot an image with a colour palette

Substitute NA for data outside a range

Convert ADP or ADV from xyz coordinates to enu coordinates

Round a geographical positions in degrees, minutes, and seconds

Adjust the time within Oce object

Format a latitude

Window an oce object by time or distance

Seawater freezing temperature

read.echosounder

Read an echosounder data file

Convert ADP to enu coordinates, from any other coordinates

Plot a model-data comparison diagram.

Read an TDR temperature-depth recorder data file

Schmitt's (1981) NACW temperature-salinity data

summary.echosounder

Summarize an echosounder object

Make a digital filter

summary.windrose

Summarize a windrose data object

Trim start/end portions of a tdr cast

Plot a CTD section

Smooth an oce object

Unwrap an angle that suffers modulo-360 problems

Plot seawater CTD data

Plot an inset diagram

Add an item to object processingLog

Rescale values to lie in a given range

Current-meter record

ctdUpdateHeader

Update a CTD header

equatorialToLocalHorizontal

Convert from equatorial coordinates to local horizontal coordinates

Find indices of tiems in an ordered vector

Smooth a matrix.

Summarize a CTD object

Lunar angle as function of space and time.

Get a tidal prediction from a WebTide database

Plot a coastline

ADP (acoustic-doppler profiler) dataset

Convert ADV from beam coordinates to xyz coordinates

Seawater sound speed

Solar angle as function of space and time.

Set location of TEOS-10 library

Plot LISST data

Coerce data into echosounder dataset

echosounder dataset

echosounder-class

Class to store echosounder data

Format a latitude-longitude pair

Detrend a set of observations

Read an topography file

coastline-class

Class to store coastline data

Convert ADV to enu coordinates, from any other coordinates

Coerce data into topo dataset

Do ephemeris calculations for tidem

beamUnattenuateAdp

Unattenuate ADP beam signal strength

Extract time from an oce object

plot.echosounder

Plot echosounder data

Convert ADV from east-north-up coordinates to other coordinates

Trim start/end portions of a CTD cast

A version of as.raw() that clips data to prevent warnings

Remove spikes from a time series

Predict a time series from a tidal model

Find the type of an oceanographic data file

Returns the first or last parts of an oce object.

Summarize a met object

Bin-map an ADP object

coastlineMaritimes

Coastline data set, showing Maritime provinces of Canada

Calculate min, mean, and max values

Seawater CTD profile, without trimming of extraneous data

tdr (temperature-data recorder) dataset

World topograph data, on a 2-degree grid.

Draw isopycnal curves on an existing temperature-salinity plot

Read an ADP data file

Write a CTD data object as a .csv file

Format geographical positions to degrees, minutes, and hemispheres

Read an ADV data file

GEOSECS station 235 data

Read an oceanographic data file

Seawater CTD section

Plot cm (current meter) data

Seawater salinity from temperature and density

magneticDeclination

Earth magneticDeclination

Subset an oce object

Redfield's (1934) NO3 and PO4 data

Read a meteorological data file

Class to store LISST data

Summarize a lobo data object

Riley's (1946) observation and theory of phytoplankton concentration

Plot sealevel data

swDynamicHeight

Dynamic height of seawater profile

swConservativeTemperature

Seawater conservative temperature, as defined in TEOS-10.

Seawater quasi-potential density anomaly

base class of oce package

Sample meteorological object

Seawater temperature from salinity and density

Convolve two time series

Plot meteorological data

Correct for drift in instrument clock

Read a CTD data file

Class to store hydrographic section data

summary.sealevel

Summarize a sealevel object

Summarize a cm (current meter) object

Southern Oscillation Index

Seawater salinity from conductivity ratio, temperature and pressure

Topographic dataset, showing Maritime region of Canada

Convert an angle from the 0:360 range to -180:180

Format bytes as binary

Convert ADP from east-north-up coordinates to other coordinates

eclipticalToEquatorial

Convert from ecliptical to equatorial coordinates

Convert lat/lon to x/y on earth

drawDirectionField

Draw a direction field

Print a debugging message

Filter a time-series, possibly recursively

Draw a polar plot.

Read a lobo data file

Read a current-meter data file

Convert a time interval to a colon-separated string

Seawater density

Replace the heading for one instrument with the heading for another

Summarize a tdr object

Fit a tidal model to a timeseries