uncount_dt | R Documentation |
Duplicating rows according to a weighting variable. This is the opposite operation of 'count_dt'. Analogous to 'tidyr::uncount'.
uncount_dt(.data, wt, .remove = TRUE)
.data |
A data.frame |
wt |
A vector of weights. |
.remove |
Should the column for |
count
, uncount
df <- data.table(x = c("a", "b"), n = c(1, 2))
uncount_dt(df, n)
uncount_dt(df,n,FALSE)
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