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zCompositions

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

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install.packages('zCompositions')

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4,843

Version

1.4.0-1

License

GPL (>= 2)

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10

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Maintainer

Javier Palarea-Albaladejo

Last Published

March 26th, 2022

Functions in zCompositions (1.4.0-1)

lrEM

Log-ratio EM algorithm
lrEMplus

Log-ratio EM algorithm (plus)
lcTest

Log-contrast homogeneity test
Water

Water data set
cmultRepl

Bayesian-Multiplicative replacement of count zeros
lrDA

Log-ratio DA algorithm
lrSVD

Log-ratio SVD algorithm
LPdataZM

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

La Paloma data set
Pigs

Pigs data set
multRepl

Multiplicative simple replacement
zVarArrayTest

Variation array homogeneity test
mdl

Water data set: matrix of limits of detection
lrSVDplus

Log-ratio SVD algorithm (plus)
zVarArrayError

Variation array relative error
zPatterns

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

Multiplicative simple replacement (plus)
splineKM

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

Multiplicative Kaplan-Meier smoothing spline (KMSS) replacement
zCompositions

Treatment of zeros and nondetects in compositional data sets
multLN

Multiplicative lognormal replacement
zVarArray

Variation array for grouped data