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pastecs (version 1.4.2)

Package for Analysis of Space-Time Ecological Series

Description

Regularisation, decomposition and analysis of space-time series. The pastecs R package is a PNEC-Art4 and IFREMER (Benoit Beliaeff ) initiative to bring PASSTEC 2000 functionalities to R.

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Install

install.packages('pastecs')

Monthly Downloads

20,045

Version

1.4.2

License

GPL-2

Issues

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Last Published

February 1st, 2024

Functions in pastecs (1.4.2)

buysbal

Buys-Ballot table
extract

Extract a subset of the original dataset
daystoyears

Convert time units from "days" to "years" or back
disto

Compute and plot a distogram
GetUnitText

Format a nice time units for labels in graphs
first

Get the first element of a vector
is.tseries

Is this object a time series?
.gleissberg.table

Table of probabilities according to the Gleissberg distribution
escouf

Choose variables using the Escoufier's equivalent vectors method
decdiff

Time series decomposition using differences (trend elimination)
last

Get the last element of a vector
decloess

Time series decomposition by the LOESS method
regconst

Regulate a series using the constant value method
disjoin

Complete disjoined coded data (binary coding)
pgleissberg

Gleissberg distribution probability
marbio

Several zooplankton taxa measured across a transect
regarea

Regulate a series using the area method
decevf

Time series decomposition using eigenvector filtering (EVF)
decreg

Time series decomposition using a regression model
reglin

Regulation of a series using a linear interpolation
decmedian

Time series decomposition using a running median
match.tol

Determine matching observation with a tolerance in time-scale
releve

A data frame of six phytoplankton taxa followed in time at one station
stat.slide

Sliding statistics
pennington

Calculate Pennington statistics
marphy

Physico-chemical records at the same stations as for marbio
stat.desc

Descriptive statistics on a data frame or time series
stat.pen

Pennington statistics on a data frame or time series
regul.adj

Adjust regulation parameters
trend.test

Test if an increasing or decreasing trend exists in a time series
regul.screen

Test various regulation parameters
local.trend

Calculate local trends using cumsum
regspline

Regulation of a time series using splines
turnogram

Calculate and plot a turnogram for a regular time series
turnpoints

Analyze turning points (peaks or pits)
specs

Collect parameters ("specifications") from one object to use them in another analysis
regul

Regulation of one or several time series using various methods
vario

Compute and plot a semi-variogram
tsd

Decomposition of one or several regular time series using various methods
tseries

Convert a 'regul' or a 'tsd' object into a time series
abund

Sort variables by abundance
decaverage

Time series decomposition using a moving average
deccensus

Time decomposition using the CENSUS II method
AutoD2

AutoD2, CrossD2 or CenterD2 analysis of a multiple time-series
bnr

A data frame of 163 benthic species measured across a transect