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pgirmess (version 1.3.9)
Data analysis in ecology
Description
Miscellaneous functions for analysis and display of ecological and spatial data
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Install
install.packages('pgirmess')
Monthly Downloads
2,302
Version
1.3.9
License
GPL (>= 2)
Maintainer
Patrick Giraudoux
Last Published
July 27th, 2009
Functions in pgirmess (1.3.9)
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diag2edge
Computes the edge of a square from its diagonal
val4symb
Centres a numerical vector on a parameter position and provides absolute values and colors according to negative and positive values
print.mc
print method for objects of class 'mc'
polycirc2
Computes the polygon coordinates of a circle sector
shannonbioboot
Boostrap Shannon's and equitability indices
valat
Expected values of a contingency table under the null hypothesis
valchisq
Values of the partial chi-square in each cell of a contingency table
pairsrp
Produces a matrix of scatterplot, regression coefficient and p(Ho)
polycirc
Computes the polygon coordinates of a circle
piankabio
Computes the Pianka's index of niche overlap
tabcont2categ
Convert a contingency table (data.frame) into a presence/absence table of categories
selMod
Model selection according to information theoretic methods
correlog
Computes Moran's or Geary's coefficients on distance classes
cormat
Gives a correlation matrix and the probability of Ho for each correlation
difshannonbio
Empirical confidence interval of the bootstrap of the difference between two Shannon indices
variogenv
Envelops for empirical variograms based on permutations
write.arcGrid
Writes an ArcInfo ASCII grid from a matrix or data frame, with x, y, z values.
pclig
Compute the percentage of each cell of a matrix or data.frame by row
siegelp179
Data on rats training
piankabioboot
Bootstrap Pianka's index
shannonbio
Computes Shannon's and equitability indices from a data frame of dietary analysis (n, biomass,...)
write.delim
Write a data.frame
shannon
Computes Shannon's and equitability indices
classnum
Gives an index vector of the class category of each value of a numerical vector
postxt
Computes coordinates defined from their relative position on x and y in the plotting region
pave
Provide square polygons or their node coordinates along a segment
preybiom
Jackal and Genet diet in Algeria
plot.variogenv
Plots empirical variogram and its envelop
kruskalmc
Multiple comparison test after Kruskal-Wallis