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41 lines
1.2 KiB
41 lines
1.2 KiB
% Generated by roxygen2: do not edit by hand
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% Please edit documentation in R/average-spectra.R
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\name{average_spectra}
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\alias{average_spectra}
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\title{Calculate mean of spectra}
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\usage{
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average_spectra(in_spectra)
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}
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\arguments{
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\item{in_spectra}{List that contains spectral data in the
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element \code{MIR} (data.frame) and sample metadata in the
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list element \code{data_rep} (data.frame).
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The data.frame \code{data_meta}
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contains the sample ID stored in the \code{ID}
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vector (originally from spectral file names),
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country abbreviation stored in \code{contry} (2 letters),
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and the vector \code{site} (2 letters) that is the country
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abbreviation.}
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}
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\value{
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\code{out_spectra}: List that contains:
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\itemize{
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\item \code{data_meta}: metadata of sample (data.frame)
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that is
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taken from the element \code{rep} of the input list argument
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\code{in_spectra}
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\item \code{MIR_mean}: average spectra from replicates of
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sample ID
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(data.frame)
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\item \code{MIR_sd}: standard deviation of spectra calculated
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from replicates of sample ID (data.frame)
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\item \code{cvar} coefficient of variance over all
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wavenumbers of spectra
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calculated from replicates of sample ID (vector)
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}
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}
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\description{
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Calculate the mean of each spectral repetitions
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(absorbance average per wavenumber)
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}
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