Description Usage Arguments Value
sparse one hot catagorical encoder
1 2 | sparseEncoder(data, minFreq = 0.01, imputer_fun = median, f = formula(~. -
1), verbose = FALSE)
|
data |
a dataframe with factor columns |
minFreq |
minimum frequency of occucrence of factor levels |
imputer_fun |
function to pass in for missing value imputation |
f |
formula for encoding |
verbose |
print debugging |
a transformation object
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