How can we improve the model performance

Reference no: EM133616449

Question: Please comment on model performance How do you interpret the metrics mentioned below, for example, what does RMSE of 1.202 actually mean? Are predicted ratings close to the actual ratings? Is this a good model to be used to recommend product to users? If yes, why? If not, how can we improve the model performance? Why would some businesses prefer to use a User-User Similarity-Based Recommendation System over other recommendation approaches?

Reference no: EM133616449

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