select_sample {ingredients} | R Documentation |
Select Subset of Rows
Description
Function select_sample
selects subset of rows from data set.
This is useful if data is large and we need just a sample to calculate profiles.
Usage
select_sample(data, n = 100, seed = 1313)
Arguments
data |
set of observations. Profile will be calculated for every observation (every row) |
n |
number of observations to select. |
seed |
seed for random number generator. |
Details
Note that select_subsample()
function is S3 generic.
If you want to work on non standard data sources (like H2O ddf, external databases)
you should overload it.
Value
a data frame with selected rows
Examples
library("ingredients")
small_apartments <- select_sample(DALEX::apartments_test)
head(small_apartments)
[Package ingredients version 2.3.0 Index]