Usage: |
{xc,xcvars}=categorize(x {,reftype,refvalue} {,xvars})
|
Input: |
| x | n x p matrix, the columns correspond to the
variables.
|
| reftype | optional, either "value" when reference
values shall be given or "index" when indices of
reference values shall be given.
|
| refvalue | optional, p x 1 vector, reference values or indices
of reference values. If it is impossible to use
one of these values, the corresponding
variable is not categorized.
|
| xvars | optional, p x 1 string vector, variable names.
|
Output: |
| xc | n x pc matrix, the categorized data. |
| xcvars | pc x 1 string vector, variable names of
categorized data, where the numbers of categories
are preceeded by "#".
If xvars was not given, the variable names for x
are set as "Variable 1", "Variable 2" etc. |