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zCompositions

Imputation of Zeros, Nondetects and Missing Data in Compositional Data Sets

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Version

Install

install.packages('zCompositions')

Monthly Downloads

2,927

Version

1.3.4

License

GPL (>= 2)

Maintainer

Javier PalareaAlbaladejo

Last Published

March 4th, 2020

Functions in zCompositions (1.3.4)

multKM

Multiplicative Kaplan-Meier smoothing spline (KMSS) replacement
zVarArrayTest

Variation array homogeneity test
lrEMplus

Log-ratio EM algorithm (plus)
multLN

Multiplicative lognormal replacement
lcTest

Log-contrast homogeneity test
multRepl

Multiplicative simple replacement
cmultRepl

Bayesian-Multiplicative replacement of count zeros
mdl

Water data set: matrix of limits of detection
multReplus

Multiplicative simple replacement (plus)
Pigs

Pigs data set
LPdata

La Paloma data set
zVarArrayError

Variation array relative error
lrEM

Log-ratio EM algorithm
lrDA

Log-ratio DA algorithm
splineKM

Display Kaplan-Meier empirical cumulative distribution function and smoothing spline curve fit
LPdataZM

La Paloma data set (incl. zeros and missing data)
zCompositions

Treatment of zeros and nondetects in compositional data sets
zPatterns

Find and display patterns of zeros/missing values in a data set
Water

Water data set
zVarArray

Variation array for grouped data