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paleofire

paleofire: an R package to analyse sedimentary charcoal records from the Global Charcoal Database to reconstruct past biomass burning

The paleofire package provides tools to extract and analyse charcoal sedimentary data stored in the Global Charcoal Database (see http://gpwg.paleofire.org for details). Main functionalities includes data extraction and sites selection, transformation and homogenization of the charcoal records as well as regional to global compositing.

Installation:

To install paleofire from CRAN simply type install.packages("paleofire") at the R prompt.

To install paleofire from GitHub the devtools package is required: on Windows platform the Rtools.exe program is required in order to install the devtools package. Rtools.exe can be downloaded for a specific R version on http://cran.r-project.org/bin/windows/Rtools/

Once devtools is installed type the following lines at R prompt to install paleofire:

library(devtools)
install_github(repo="paleofire", username="paleofire", ref="master")
# The GCD package is required along paleofire:
install_github(repo="GCD", username="paleofire", ref="master")
library(paleofire)

To test everything is working you can plot a map of all charcoal records included in the Global Charcoal Database:

plot(pfSiteSel())

For details and examples about paleofire please refer to the included manual or vignette.

Citation:

To cite paleofire in publications use:

Blarquez O., Vannière B., Marlon J. R., Daniau A.-L. Power M. J. Brewer S. and Bartlein P. J. 2014. paleofire: An R package to analyse sedimentary charcoal records from the Global Charcoal Database to reconstruct past biomass burning. Computers and Geosciences, 72, 255-261

citation (package="paleofire")

Maintainer: Olivier Blarquez blarquez@gmail.com

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Version

Install

install.packages('paleofire')

Monthly Downloads

31

Version

1.1.8

License

GPL (>= 2)

Maintainer

Olivier Blarquez

Last Published

December 21st, 2015

Functions in paleofire (1.1.8)

contiguous

Are cores sampled contiguously?
pfComposite

Produce a composite serie from multiple charcoal records
kdffreq

Fire frequency using kernel density
pfCircular

Circular block bootstrap procedure applied to charcoal records compositing results
coast

coast
pretreatment

Calculate particules accumulation rates for sediment records
plot.pfCircular

plot.pfCircular
potveg

potveg
plot.contiguous

Plot "contiguous" object
pfAddData

Add user defined charcoal data series to paleofire
checkGCDversion

Check GCD package install
pfTransform

Transform charcoal data for unique to multiple series
paleofire-internal

Internal paleofire functions
plot.pfGridding

Plot a "pfGridding" object.
plot.CHAR

Plot CHAR
pfResolution

Calculates age resolution indicators for charcoal records
plot.pfCompositeLF

plot.pfCompositeLF
triCube

Tukey's Tricube weight function
pfToKml

Export selected site to Google Earth kml format
pfPublication

Get citations for charcoal sites
plot.kdffreq

plot.kdffreq
summary.pfSiteSel

summary.pfSiteSel
pfSiteSel

GCD sites selection methods
plot.pfComposite

plot.pfComposite
plot.pfKruskal

Plot a "pfKruskal" object.
pfKruskal

Analyse composite records by a Kruskal-Wallis ANOVA
plot.potveg

plot.potveg
pfExtract

Extract charcoal data for a list of sites
pfGridding

Produce gridded maps of transformed charcoal values.
rbind.pfAddData

rbind.pfAddData
pfBoxCox

Box-Cox transformation of Charcoal series
pfDiagnostic

Print diagnostic pdf for individual transformed series
pfDotMap

Produce maps of paleofire data
plot.pfSiteSel

plot.pfSiteSel
pfInteractive

GCD sites interactive selection
pfCompositeLF

Produce a composite serie from multiple charcoal records using a local regression procedure (from the locfit package)
pfMinMax

MiniMax transformation of a charcoal serie
pfSimpleGrid

Produce simple gridded maps of paleofire data
paleofire-package

paleofire: A package for the Global Charcoal Database