small2other: Recoding the smallest categories to "other" value in case of...

In multiUS: Functions for the Courses Multivariate Analysis and Computer Intensive Methods

Recoding the smallest categories to "other" value in case of too many or too small categories.

Description

The smallest categories are recoded to "other" or user specified string. The variables is converted to factor if not already.

Usage

small2other(
  x,
  maxLevels = 12,
  minFreq = 0,
  otherValue = "other",
  convertNA = TRUE,
  orderLevels = FALSE,
  otherLast = FALSE
)

Arguments

x	The variable to be recoded.
maxLevels	The maximum number of levels after recoding
minFreq	The minimal frequency after recoding.
otherValue	The name give to the new category
convertNA	Should the NA values be converted to ordinary values. If TRUE, they are converted to string "NA". If FALSE, there are left as missing and ignored in the recording.
orderLevels	How should the categories be ordered. Possible values are: FALSE - do not change the ordering (default) alpha - alphabetically; and freq - based on frequencies (highest frequencies first).
otherLast	Only used if category with otherValue was created. If TRUE, the otherValue is placed as last category regardless of the orderLevels argument. Defaults to FALSE.

multiUS documentation built on Jan. 23, 2023, 5:40 p.m.