June 2017
Beginner to intermediate
576 pages
15h 22m
English
We will take a 2% sample of all of the predictions and then print some of the results. Note that the Spark sample function has a different syntax from the base R sample function we used earlier. You could also specify this as SparkR::sample to make sure you are invoking the correct function:
local = collect(sample(preds, F,.02)) head(local)
