Movie Ratings

Constructs a relation matrix of user ratings for movies.

Signals

Inputs:

• (None)

Outputs:

• Ratings

  Movie ratings relation matrix.

Description

Movie Ratings widget gives you access to data on user ratings for more than 8500 movies from the Movielens database. The data set contains 1 to 5-star ratings representing user-movie preferences. This is a good widget to try out data fusion as it gives you instant access to the data.

1. Select a subset of movies for which you would like to obtain user ratings:
   • fraction of movies will output a specified fraction of movies selected uniformly at random from the entire database.
   • time period will output all the movies released in a specified time period
2. Click Apply to commit the changes.

Example

Movie Ratings will output users-by-movies data matrix for further analysis. Feed it into the Fusion Graph to decompose data matrix into the product of smaller latent data matrices or view the data in a Data Table.