Description Usage Arguments Details Value Author(s) See Also Examples
View source: R/r-utility-formula-vars.R
This function extracts the input attribute names from an R formula for a given dataset. It is used in examples presented in the book Cichosz, P. (2015): Data Mining Algorithms: Explained Using R. See Appendix B or http://www.wiley.com/go/data_mining_algorithms for more details.
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formula |
a formula for R modeling functions |
data |
a dataframe |
The names of all columns of data
that are used as input
attributes according to formula
are extracted.
A character vector containing the input attribute names from formula
.
Pawel Cichosz <p.cichosz@elka.pw.edu.pl>
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