Results

Cosine similarity, Euclidean distance, and Manhattan distance

The Cosine similarity between the DC reviews and Marvel reviews is 0.89 before removal of movie and character names, and 0.95 after removal. The Euclidean distance between the two also reduced from 31373 to 21661 after removal, and the Manhattan distance reduced from 672959 to 579873. Such results show there a high degree of similarity in terms used between the reviews of Marvel and DC movies, and most of the differences are contributed by the movie and character names of Marvel and DC.

Top frequent terms inMarvel reviews and DC reviews

Feature importance from Random Forest 

Wordfish