• Calculating product scores based on more up-to-date customer scoring.
• Sorting product reviews/comments in a way that is more useful to customers.

product_comments.csv: The dataset includes product comments and votes from Amazon.

Variables:

reviewerID - ID of the reviewer, e.g. A2SUAM1J3GNN3B

asin - ID of the product, e.g. 0000013714

reviewerName - name of the reviewer

helpful - helpfulness rating of the review, e.g. 2/3

reviewText - text of the review

overall - rating of the product

summary - summary of the review

unixReviewTime - time of the review (unix time)

reviewTime - time of the review (raw)