powered by
power.data power data and return a data.frame with column names with tail.
power.data
data.frame
power.data(data, power, tail = "_pow")
a data.frame or matrix object.
matrix
power.
tail text for column names for powered data. For example, if a column "sales" is powered by 4 (=power) and tail is "_pow", then the output column name becomes "sales_pow4".
power
tail
This returns an object of matrix.
# NOT RUN { df = data.frame(a = 1:3, b= 4:6); power.data(df, 2, ".pow"); # }
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