Treatment of Zeros, Left-Censored and Missing Values in Compositional Data Sets


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Documentation for package ‘zCompositions’ version 1.6.0

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zCompositions-package Treatment of Zeros, Left-Censored and Missing Values in Compositional Data Sets
cmultRepl Bayesian-Multiplicative replacement of count zeros
LPdata La Paloma data set
LPdataZM La Paloma data set (incl. zeros and missing data)
lrDA Log-ratio DA algorithm
lrEM Log-ratio EM algorithm
lrEMplus Log-ratio EM algorithm (plus)
lrSVD Log-ratio SVD algorithm
lrSVDplus Log-ratio SVD algorithm (plus)
mdl Water data set: matrix of limits of detection
multKM Multiplicative Kaplan-Meier smoothing spline (KMSS) replacement
multLN Multiplicative lognormal replacement
multRepl Multiplicative simple replacement
multReplus Multiplicative simple replacement (plus)
perLog Test of differences in group means for compositional data
Pigs Pigs data set
splineKM Display Kaplan-Meier empirical cumulative distribution function and smoothing spline curve fit
Water Water data set
zPatterns Find and display patterns of zeros/missing values in a data set