The recommenderlab package provides options for the recommendation algorithm and we can display the models applicable to the realRatingMatrix using recommenderRegistry$get_entries:
> recommender_models <- recommenderRegistry$get_entries(dataType = "realRatingMatrix") > names(recommender_models)
Visualizing Rating Matrix: Rating matrix can be visualized by building a heat map whose colors represent the ratings. Each row of the matrix corresponds to a user, each column to a movie, and each cell to its rating. Perform the following steps to build heatmap using image function of recommenderlab package:
- Build a heatmap of MovieLense ...