makeCOVbin: Discretise numeric data into categorical data
Description
Discretise numeric value into a categorical variable using
the user-defined breaks. If cutoffs and the number of bins (K) is NULL,
find the best number of bins using the optK function and find the best
cutoff values using the FindBestCut function.
Usage
makeCOVbin(X,
K,
cutoffs,
adjust0bin = TRUE, ...)
Value
The result of binning and the summary of the binning results
Arguments
X
A numeric vector corresponding to Y.
K
Number of bins.
cutoffs
A numeric vector of two or more unique cut points.
adjust0bin
Adjust bin with 0 observation if TRUE.
...
Arguments to be passed to methods.
References
Lavielle, M. and Bleakley, K.
(2011). Automatic data binning for improved visual
diagnosis of pharmacometric models.
Journal of pharmacokinetics and pharmacodynamics, 38(6), 861-871.