Recommenderlab walkthrough 1-4

recommenderlab-1-4.R

# How many movies did people rate on average
qplot(rowCounts(MovieLense), binwidth = 10, 
      main = "Movies Rated on average", 
      xlab = "# of users", 
      ylab = "# of movies rated")
# Seems people get tired of rating movies at a logarithmic pace. But most rate some.