Description Usage Arguments Details
Resample observations from a data.frame
by
resampling from the unique values of a number of columns
1 2 |
dt |
|
cols |
columns to resample from (defaults to all
columns of |
num |
number of *keys* to resample (defaults to
number of unique values in |
resample |
whether to sample with replacement (default) |
unique.name |
column name to use for disambiguating resampled values (set to NULL, default, not to include one) |
Gives a data.table
with num
rows and
length(cols)
columns, with resampled values from
dt
.
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