Skip to content

Instantly share code, notes, and snippets.

What would you like to do?
Recommenderlab walkthrough 1-3
# How about after normalization?
qplot(getRatings(normalize(MovieLense, method = "Z-score")),
main = "Histogram of normalized ratings", xlab = "Rating")
summary(getRatings(normalize(MovieLense, method = "Z-score"))) # seems better
# Min. 1st Qu. Median Mean 3rd Qu. Max.
# -4.8520 -0.6466 0.1084 0.0000 0.7506 4.1280
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment
You can’t perform that action at this time.