predict {recommenderlab} | R Documentation |
Creates recommendations using a recommender model and data about new users.
## S4 method for signature 'Recommender': predict(object, newdata, n = 10, ...)
object |
a recommender model (class "Recommender" ). |
newdata |
data about new users (class "ratingMatrix" ). |
n |
number of recommendations in the top-N list. |
... |
further arguments. |
Returns an object of class "topNList"
.
data("MSWeb") MSWeb10 <-MSWeb[rowCounts(MSWeb) >10,] rec <- Recommender(MSWeb10[1:100,], method = "POPULAR") ## create recommendations pre <- predict(rec, MSWeb10[101:102], n = 10) pre LIST(pre) LIST(pre, decode = FALSE)