An nmr_dataset_peak_table represents a peak table with metadata.
It is defined as an S3 class, and it can be treated as a regular list.
# S3 method for nmr_dataset_peak_table
as.data.frame(x, ...)An nmr_dataset_peak_table object,
ignored
A data frame with the sample metadata and the peak table
metadata: A list of data frames. Each data frame contains metadata. Usually
the list only has one data frame named "external".
peak_table: A matrix with one sample on each row and the peaks in the
columns
as.data.frame(nmr_dataset_peak_table): Convert to a data frame