You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
42 lines
1.2 KiB
42 lines
1.2 KiB
8 years ago
|
% Generated by roxygen2: do not edit by hand
|
||
|
% Please edit documentation in R/average-spectra.R
|
||
|
\name{average_spectra}
|
||
|
\alias{average_spectra}
|
||
|
\title{Calculate mean of spectra}
|
||
|
\usage{
|
||
|
average_spectra(in_spectra)
|
||
|
}
|
||
|
\arguments{
|
||
|
\item{in_spectra}{List that contains spectral data in the
|
||
|
element \code{MIR} (data.frame) and sample metadata in the
|
||
|
list element \code{data_rep} (data.frame).
|
||
|
The data.frame \code{data_meta}
|
||
|
contains the sample ID stored in the \code{ID}
|
||
|
vector (originally from spectral file names),
|
||
|
country abbreviation stored in \code{contry} (2 letters),
|
||
|
and the vector \code{site} (2 letters) that is the country
|
||
|
abbreviation.}
|
||
|
}
|
||
|
\value{
|
||
|
\code{out_spectra}: List that contains:
|
||
|
\itemize{
|
||
|
\item \code{data_meta}: metadata of sample (data.frame)
|
||
|
that is
|
||
|
taken from the element \code{rep} of the input list argument
|
||
|
\code{in_spectra}
|
||
|
\item \code{MIR_mean}: average spectra from replicates of
|
||
|
sample ID
|
||
|
(data.frame)
|
||
|
\item \code{MIR_sd}: standard deviation of spectra calculated
|
||
|
from replicates of sample ID (data.frame)
|
||
|
\item \code{cvar} coefficient of variance over all
|
||
|
wavenumbers of spectra
|
||
|
calculated from replicates of sample ID (vector)
|
||
|
}
|
||
|
}
|
||
|
\description{
|
||
|
Calculate the mean of each spectral repetitions
|
||
|
(absorbance average per wavenumber)
|
||
|
}
|
||
|
|