Attaches sample metadata to `peak_table` object. Metadata should be provided as a data.frame object. One of the columns in the supplied metadata must match exactly the row names of the peak table.
Arguments
- peak_table
A `peak_table` object.
- metadata
A `data.frame` containing the sample metadata.
- column
The name of the column in your
metadata
object containing the sample names. Sample names must match the row names ofpeak_table$tab
.
Examples
data(pk_tab)
path <- system.file("extdata", "Sa_metadata.csv", package = "chromatographR")
meta <- read.csv(path)
pk_tab <- attach_metadata(peak_table = pk_tab, metadata = meta, column="vial")