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oce (version 0.9-6)

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

2,776

Version

0.9-6

License

GPL (>= 2)

Maintainer

Dan Kelley

Last Published

December 16th, 2012

Functions in oce (0.9-6)

WOCE section a03

ADP (acoustic-doppler profiler) dataset

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

Coerce data into ctd dataset

Coerce data into met dataset

Remove spikes from a time series

Acceleration due to earth gravity

Convert ADV from beam coordinates to xyz coordinates

Return the header for an Oce data object

Coerce data into echosounder dataset

Find indices of tiems in an ordered vector

Coerce data into lobo dataset

magneticDeclination

Earth magneticDeclination

Smooth a matrix.

Lunar angle as function of space and time.

Geodesic distance on earth

numberAsPOSIXct

Convert a numeric time to a POSIXct time

Seawater CTD profile

OWS Papa hydrographic record during 2010

Format geographical positions to degrees, minutes, and hemispheres

Read a LISST data file

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

Smooth an oce object

Trim start/end portions of a CTD cast

Plot an image with a colour palette

Interpolate with Reiniger-Ross algorithm

Plot an inset diagram

Plot a tidal fit

Format a latitude

topoInterpolate

Interpolate within a topography dataset

subtractBottomVelocity

Subtract bottom velocity from ADP velocity

oce.write.table

Write the data portion of object to a file

Plot lines on a existing map

Plot a coastline

Provide axis names in adjustable sizes

Redfield's (1934) NO3 and PO4 data

Do ephemeris calculations for tidem

Class to store hydrographic section data

Replace the heading for one instrument with the heading for another

Convert a POSIXt time to a sidereal time

Convert ADP or ADV from xyz coordinates to enu coordinates

Bin-average a vector y, based on x values

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

read.echosounder

Read an echosounder data file

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

Extract data from an oce object

Read a current-meter data file

Plot topography data

Find the ocean bottom in an echosounder object

Coerce ctd data into section dataset

Wind drag coefficient

Draw a stick-plot diagram

Contour with ability to flip x and y

Substitute NA for data outside a range

Decode integer to corresponding ASCII code

Subset an oce object

sealevelTuktoyaktuk

Sea-level data set acquired in 1975 at Tuktoyaktuk

Seawater quasi-potential density anomaly

Rescale values to lie in a given range

Read a meteorological data file

Convert a time interval to a colon-separated string

Summarize an ADV object

Draw isopycnal curves on an existing temperature-salinity plot

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

applyMagneticDeclination

Earth magnetic declination

swAbsoluteSalinity

Seawater absolute salinity, as defined in TEOS-10.

Seawater temperature from salinity and density

Filter a time-series, possibly recursively

Seawater spiciness

Estimate atmospheric pressure in tdr record

swAlphaOverBeta

Ratio of seawater thermal expansion coefficient to haline contraction coefficient

Fit a tidal model to a timeseries

Coerce data into drifter dataset

Convert ADP from beam coordinates to xyz coordinates

Summarize a topography data object

velocityStatistics

Report statistics of ADP or ADV velocities.

Convert ADP to enu coordinates, from any other coordinates

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

Find lon-lat coordinator of a point on a map

Name an acoustic-doppler beam.

Convert lat/lon to x/y on earth

Welch periodogram

Plot LISST data

Current-meter record

Parse a latitude or longitude string

Seawater CTD profile, without trimming of extraneous data

Format a confidence interval in parenthetic notation

Read a drifter data file

Read a CTD data file

Find great-circle segments between two points on earth

Plot meteorological data

Summarize a cm (current meter) object

Seawater CTD section

Seawater potential temperature

summary.section

Summarize a CTD section

ctdUpdateHeader

Update a CTD header

Read an topography file

Set location of TEOS-10 library

swDynamicHeight

Dynamic height of seawater profile

abbreviateTimeLabels

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

Interpret a character string as a time interval

Solar angle as function of space and time.

tdr (temperature-data recorder) dataset

Add a column to a CTD file

Bin-map an ADP object

integrateTrapezoid

Use trapezoidal integration

Coastline of St Lawrence Estuary

coastlineHalifax

Coastline data set, showing Halifax Harbour

Class to store tidal-constituent models

Smooth and decimate an oce object

Calculate min, mean, and max values

GEOSECS station 235 data

Show some values from a vector

julianCenturyAnomaly

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

drawDirectionField

Draw a direction field

echosounder dataset

Returns the first or last parts of an oce object.

Gradient of a matrix

Global topographic dataset at half-degree resolution

Class to store topographic data

Determine coordinate system for acoustic-doppler device

Plot a wind rose diagram

Seawater freezing temperature

Plot text on a existing map

Class to store windrose data

Plot a CTD profile of various quantities

Southern Oscillation Index

Read an TDR temperature-depth recorder data file

Class to store meteorological data

Make a digital filter

Summarize a tide-model object

Wrapper to give normalized spectrum

Bind CTD profiles together into a cross section

Plot an image on a existing map

Plot a time-series, obeying the timezone

Seawater density anomaly

Create a palette of colours

Summarize a lobo data object

Unwrap an angle that suffers modulo-360 problems

Plot temperature-salinity diagram for seawater (CTD) data

Round a geographical positions in degrees, minutes, and seconds

Schmitt's (1981) NACW temperature-salinity data

Correct for drift in instrument clock

Trim start/end portions of a tdr cast

Add an item to object processingLog

Read a sea-level data file

unabbreviateYear

Determine year from various abbreviations

summary.echosounder

Summarize an echosounder object

Seawater salinity from electrical conductivity, temperature and pressure

summary.drifter

Summarize a drifter object

Seawater sound speed

Redfield's (1934) NO3 and total CO2 data

Convert ADV to enu coordinates, from any other coordinates

Class to store temperature-depth recorder data

World topograph data, on a 2-degree grid.

Convert ADP or ADV from xyz coordinates to enu coordinates

Coerce data into a lisst object

Create a windrose object

Decode BCD to integer

coastline-class

Class to store coastline data

Format bytes as binary

beamUnspreadAdp

Compensate ADP signal strength for spherical spreading

Class to store acoustic Doppler profiler data

Coriolis parameter on rotating earth

Create a TDR object

Format a longitude

Plot zones on an existing map

More general form of as.POSIXlt

Plot cm (current meter) data

Predict a time series from a tidal model

Class to store current meter data

coastlineMaritimes

Coastline data set, showing Maritime provinces of Canada

Read an ADV data file

Cook's Endeavour cruise track

Plot a polygon on a existing map

Class to store sealevel data

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

Seawater density

Class to store acoustic Doppler velocimeter data

Coerce data into coastline dataset

World coastline

Seawater profile used by Reiniger and Ross (1968)

Decimate a CTD profile

Munk's (1966) temperature profile

echosounder-class

Class to store echosounder data

Draw error bars on an existing xy diagram

Access or modify part of an Oce object

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

Find the type of an oceanographic data file

Seawater specific heat

Fill a gap in an oce object

Plot tdr (temperature-depth recorder) data

Interface to TEOS-10 library

Time series of NASA/GISS land-ocean temperature index

Window an oce object by time or distance

eclipticalToEquatorial

Convert from ecliptical to equatorial coordinates

redfieldPlankton

Redfield's (1934) Table II

Seawater salinity from temperature and density

summary.coastline

Summarize a coastline data object

Summarize a CTD object

Class to store hydrographic data

Seawater haline contraction coefficient

Convert ADV or ADP data between various coordinate systems

Class to store LOBO data

Grid data using Barnes algorithm

Summarize a tdr object

equatorialToLocalHorizontal

Convert from equatorial coordinates to local horizontal coordinates

Class to store LISST data

Plot meridians on an existing map

Format a latitude-longitude pair

Plot contours on a existing map

summary.windrose

Summarize a windrose data object

Convert a POSIXt time to a Julian day

Plot points on a existing map

Detrend a set of observations

Sample meteorological object

Seawater lapse rate

Find the root of a function by bisection

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

oce.axis.POSIXct

Modified version of axis.POSIXct

Plot drifter data

Wilson's (1963) table of seafloor spreading

Plot seawater data in a low-level fashion

plot.echosounder

Plot echosounder data

Adjust the time within Oce object

Plot a CTD section

Convolve two time series

Edit an oce object

Read an oceanographic data file

Draw a polar plot.

Plot seawater CTD data

Print a debugging message

Plot a model-data comparison diagram.

Summarize a met object

Get a tidal prediction from a WebTide database

Squared buoyancy frequency for seawater

swConservativeTemperature

Seawater conservative temperature, as defined in TEOS-10.

Read an ADP data file

Read a lobo data file

Plot sealevel data

Topographic dataset, showing Maritime region of Canada

sealevelHalifax

Sea-level data set, from Halifax Harbour

Write a CTD data object as a .csv file

Summarize an ADP object

Seawater thermal conductivity

Seawater viscosity

Tidal constituent information

Seawater potential density anomaly

Add a column to an oce object

GMTOffsetFromTz

Determine time offset from timezone

Coerce data into sea-level dataset

ADV (acoustic-doppler velocimeter) dataset

Coerce data into topo dataset

full name of file, including path

ARGO drifter dataset

Decode table-of-contents file from a datalogger

base class of oce package

Geometries of the five world oceans.

Scan a coastline data file

showMetadataItem

Show metadata item

Read a section containing multiple CTD profiles

Summarize a LISST object

Smooth a section (preliminary version that may change)

summary.sealevel

Summarize a sealevel object

Seawater thermal expansion coefficient

Do ephemeris calculations for tidem

Extract time from an oce object