Description Usage Arguments Details Value See Also
Conversion from and to a number of different data types commonly used in CA and MCA (frequency tables, response pattern matrices, indicator matrices and Burt matrices).
1 2 |
x |
A matrix (two-way frequency table, indicator matrix, or Burt matrix) or data frame (response pattern matrix). |
from |
The type of input data in x: a frequency table ("freq"), or a response pattern matrix ("rpm"), or an indicator matrix ("ind"), or a Burt matrix ("Burt"). |
to |
The data type into which x should be converted. |
nlev |
A vector containing the number of levels for each categorical variable (for from="ind" or from="Burt"). If NA, nlev is computed from the data. |
vars |
A vector of length 2 specifying the index of the variables to use for converting to "freq" (i.e. to a regular two-way frequency table). |
... |
Further arguments (ignored). |
The function caconv
converts between data types in CA and MCA. Note that a conversion from from="Burt" to to="ind" or to="rpm" is not supported.
A matrix or data frame containing the converted data (with the type specified in to).
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