Replace 0 with NA — replace

This function finds all instances of 0 in e_data and replaces them with NA.

replace_zeros(e_data, edata_cname)

Arguments

e_data: A $p \times n + 1$ data frame of expression data, where $p$ is the number of xxx observed and $n$ is the number of samples.
edata_cname: A character string specifying the name of the ID column in the e_data data frame.

Value

An updated e_data data frame where all instances of 0 have been replaced with NA.

Details

This function is used in the as.pepData, as.proData, as.lipidData, as.metabData, as.isobaricpepData, and as.nmrData functions to replace any 0 values with NAs.