handleNA.Rd
This function is used internally by prepareSequences
. Handles empty and NA data in a multivariate time-series in two possible ways: 1) deleting rows with NA or empty cases; 2) replacing NA data with zeros.
handleNA( sequence = NULL, if.empty.cases = "zero" )
sequence | Dataframe, a multivariate time-series. |
---|---|
if.empty.cases | character, one of: "omit" (default), "zero". When "omit", the function removes every row with at least one empty/NA record. When "zero", empty/NA data is replaced with zeros. |
A dataframe with the same columns as sequence
.