Class 7: Spark ALS recommender improvement

What you should do before the class

1. Discuss 3 ways to improve your model.
2. Implement at least 1 way to improve your model.

   It is ok to observe no improvement in your model. But if this happened, please come up with hypothesis of why.

Class content

1. Presentation: Your model improvement plan and results
2. Discussion: presentation in next class

   1. Which topic you would like to present?
      1. Content-based recommender
      2. Spark ALS based recommender
   2. Outline of your presentation.
   3. Measurement of the presentation.